Nasa kids comets. These worlds also are known as terrestrial planets because they The comet gained notoriety beyond the astronomical community when a California religious cult thought the comet was a spacecraft that was arriving to rescue them. The estimated diameter is approximately 80 miles across, making it larger than the state of Rhode Island. Others have orbits that take many thousands of years to circle the Sun. 301-286-0039. Some, like Comet Halley, are on relatively short orbits of decades to a couple hundred years. It displays the hazy halo, called the coma, and tail that are characteristic of comets, as opposed to asteroids. As the space rock falls toward Earth, the resistance—or drag—of the air on the rock makes it extremely hot. Explore the 3D world of Asteroids, Comets and NEOs. NASA’s NEOWISE mission has recently discovered some celestial objects traveling through our neighborhood, including one on the blurry line between asteroid and comet. a. Play games, watch animations, make crafts, and read stories about the planets, moons and “space” in the solar system. Take a little slice of the butter or margarine and rub it evenly on the cookie sheet so the asteroids won't stick. Form the tin foil into a ball while keeping the ribbon tail off to the side. gov. Stay up-to-date on which asteroids and comets wander near Earth. Vea en Español. May 6, 2024 · Credit: NASA/JPL-Caltech. Turn an old CD into Saturn's rings. play Links out; SCaN Kids Zone. Talk about exciting space news! Rosetta. On this site, you will find games of various skill levels for children pre-K through grade 4. Launched in 2009 to survey the entire sky in infrared, the spacecraft took on a more specialized role in 2014 when it was reactivated to study near-Earth asteroids and comets. Comets vs. In 2013 the spacecraft was assigned a new mission as NEOWISE, to help find near-Earth asteroids and comets. 19, 2017 by the University of Hawaii’s Pan-STARRS1 telescope, funded by NASA’s Near-Earth Object Observations (NEOO) Program, which finds and tracks asteroids and comets in Earth’s neighborhood. It is made mostly of hydrogen and helium. May 6, 2024 · Solar system: A set that includes a star and all of the matter that orbits it, including planets, moons, asteroids, comets, and other objects. The image was taken on March 25, 2024, by SOHO’s Large Angle and Spectrometric Coronagraph (LASCO Sep 27, 2023 · The Hubble Space Telescope takes beautiful images of our universe, which help scientists understand space better. Meteoroid: A small particle from a comet or asteroid orbiting the Sun. Make a comet on a stick! Nov 21, 2022 · This article is for students grades 5-8. Apr 18, 2016 · Recently, astronomers announced the results of a study using data collected with NASA’s Chandra X-ray Observatory of two comets — C/2012 S1 (also known as “Comet ISON”) and C/2011 S4 (“Comet PanSTARRS”). However, when a coma develops, dust reflects still more sunlight, and gas in the coma absorbs ultraviolet radiation and begins to fluoresce. Learn about past and future missions, tracking and predicting orbits, and close approaches to Earth. 5 billion years ago from the dust and gas of the protoplanetary disk, a donut-shaped cloud of debris surrounding our newborn star. Click here to view the animation. What Is a Comet? Learn all May 6, 2024 · Hold the ribbon pieces off to one side and gather the tin foil around the end of the stick. May 6, 2024 · Hello, Pluto! In July of 2015, a spacecraft named New Horizons arrived at Pluto after a long journey. gov May 6, 2024 · Make a Comet on a Stick! | NASA Space Place – NASA Science for Kids. 8, 2020, by NASA's Hubble Space Telescope. Jupiter has a very thick atmosphere. It is the length of a large school bus and weighs as much as two adult Aug 21, 2020 · This animation displays the rotation of comet C/2020 F3 (NEOWISE) shortly after its pass by the Sun. Also called the Great Comet of 1997, comet C/1995 O1 (Hale-Bopp) is a large comet with a nucleus measuring approximately 37 miles (60 kilometers) in diameter. Comets: Small Body/Big Impacts [738KB PDF file] Jul 25, 2017 · Comet Illustration (Animation) July 25, 2017. The amino acid glycine was discovered in the comet dust returned to Earth by NASA's Stardust mission. May 6, 2024 · Learn all about dwarf planets, moons, comets, asteroids, and meteors. Sungrazer comets also help scientists learn about the Sun. A space for children to play games as they learn about NASA and its missions. Some black holes are a result of dying stars. In this activity, you’ll make your own comet that can fly around the room! What you need: Chopsticks or a popsicle stick. The giant planet's Great Red Spot is a Jan 8, 2005 · Eris Facts The discovery of Eris help trigger a debate in the scientific community that led to the International Astronomical Union’s decision in 2006 to clarify the definition of a planet. Make a Comet on a Stick! 1P/Halley. Image credit: NASA. This compression can take place at the end of a star’s life. Credits: NASA/JPL-Caltech/ASU May 6, 2024 · Turn on your oven to 375° Fahrenheit (190 Celsius). . Molecular clouds are cold which causes gas to clump, creating high-density pockets. 8 kilometers) in diameter, which is about a third of the size of the object hypothesized to have led to the demise of the dinosaurs. You can access NASA TV through your local provider, as well as through third-party distribution platforms such as Apple TV, Roku, Hulu May 6, 2024 · Hello, Pluto! In July of 2015, a spacecraft named New Horizons arrived at Pluto after a long journey. Chandra observed these two comets in 2013 when both were relatively close to Earth, about 90 million and 130 million miles for Aug 11, 2014 · NASA’s Goddard Space Flight Center, Greenbelt, Maryland. Find out what these small worlds tell us about our solar system's formation. Due to its large size, this comet was visible to the naked eye for 18 May 6, 2024 · NASA science games, articles and activities for kids Watch this one-minute video to find out how NASA spots and tracks asteroids that fly close to Earth. At the time of this image, comet Lovejoy was 37 million The connection and interactions between the Sun and Earth drive the seasons, ocean currents, weather, climate, radiation belts and auroras. The planet is named for the Roman god of agriculture and wealth, who was also the father of Jupiter. Make a comet on a stick! May 3, 2023 · The nine sets of problems in this section of the Year of the Solar System guide ask students to measure, use formulas for density and the volume of a sphere, plot points on an X-Y graph, and use proportional reasoning and other mathematical concepts to learn about comets. The Sun has many names in many cultures. Apr 4, 2024 · NASA’s NEOWISE Extends Legacy With Decade of Near-Earth Object Data. A satellite can be natural, like Earth or the Moon. A comet has a distinct center called a nucleus. 5, 2005, from data obtained on Oct. Asteroids, comets, and meteors are chunks of rock, ice, and metal left over from the formation of our solar system 4. Another–definitely a comet–might be seen with binoculars through next week. A NASA-led team of scientists has created detailed 3-D maps of the atmospheres surrounding comets, identifying several gases May 6, 2024 · NASA science games, articles and activities for kids. A close-up image of the asteroid Ida taken by NASA's May 6, 2024 · Learn more about asteroids, meteors, meteoroids, meteorites, and comets! explore; Mesosphere. A meteor is a space rock—or meteoroid—that enters Earth's atmosphere. Trace space back to you! This link takes you away from NASA Space Place Comets and asteroids probably delivered some of the water and other ingredients that allowed the complex chemistry of life to begin on Earth. Earth. So, what’s a meteor? May 6, 2024 · NASA science games, articles and activities for kids. 19, 2013, this three-minute exposure shows the comet and its tail, while the galaxy at the top left is NGC 3665. The two images were taken three hours apart on Aug. Comets are special, occasional visitors, that don't stick around. (You might want to use a paper towel for this so your fingers don't get all messy—yet!) Make the mashed potatoes. Make a comet on a stick! Overview C/2012 S1 (ISON) was the subject of the most coordinated comet observing campaign in history. 6 days ago · NASA Kids' Club . Hubble orbits about 332 miles above Earth. Comet 2P/Encke is a small comet. Educators. As you do this, explain that comets have lots of ice and water. When you look up at stars in the night sky, you’re seeing other stars in the Milky Way. The dusty coma and tail result from the vaporization of ices as the Sun warms the Aug 31, 2016 · Comets are visitors from the outer reaches of the solar system, and sometimes give a spectacular show to stargazers on earth. Astronomers believe comets materialized more than 4. Press the spacebar to take a picture. Light from the Sun warms the comet core, an object so small it cannot be seen at this scale. Ices within the comet are vaporized by the heat, streaming out from the tiny core forming a giant May 6, 2024 · An orbit is a regular, repeating path that one object in space takes around another one. NASA's Eyes is a suite of 3D visualization applications that allows everyone to explore and understand real NASA data and imagery in a fun and interactive way. So, when a comet gets close to the Sun, its ice and dust content start to vaporize. In deep space, a comet may look May 6, 2024 · It’s a small part of the Milky Way Galaxy. Space Communications and Navigation Kids Zone This link takes you away from NASA Space Place. There are five officially recognized dwarf planets in our solar system: Ceres, Pluto, Haumea, Makemake, and Eris. Mars Rover drivers wanted! Search for water as your game rover climbs up and down hills to explore Mars. The spacecraft was comprised of two May 6, 2024 · The Short Answer: The Kuiper Belt is a ring of icy bodies just outside of Neptune’s orbit. Space Visits: 2001 NASA’s Deep Space 1 spacecraft flew by comet Borrelly: images were taken of the comet’s nucleus which is around 5 mi/8 km long. Add to the lined bowl: 1 liter of water, dirt, starch, corn syrup or soda, vinegar and alcohol. Pluto is the most famous Kuiper Belt Object. jones@nasa. Asteroids! A four-page "fun fact" brochure about comets and asteroids—what makes them similar and what makes them different. After performing a preflight “wiggle check” with its rotors, the helicopter takes off, hovers at an altitude of 16 feet (5 meters), and rotates to the left, before touching back down. By learning more about comets, scientists can gain new insights into what the solar system was like billions of years ago. Glycine is used by living organisms to make proteins. In our comet model, dirt represents the dust, minerals and water found in comets; starch helps hold the model together; the syrup or soda are organics Learn about the history, orbit, and features of Halley's Comet, the most famous comet in the solar system, from NASA's official website. Comet Halley is perhaps the most famous comet – it has been sighted for millennia. 98 miles (4. We can see their glow and long tails. It is orbited by eight planets: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. The comet fascinated scientists and astronomers alike especially during a later outburst, which boosted the comet's brightness tenfold. Science and Tech. Find out more about Pluto. See full list on spaceplace. A satellite can also be man-made The farthest planet from Earth discovered by the unaided human eye, Saturn has been known since ancient times. Comets. The middle layer . Make a comet on a stick! May 6, 2024 · NASA science games, articles and activities for kids Dec 13, 2021 · Some asteroids are round, some are elongated, and some even have a satellite. 301-614-5438. These games support national education May 6, 2024 · NASA science games, articles and activities for kids. The first known interstellar object to visit our solar system, 1I/2017 U1 ‘Oumuamua, was discovered Oct. The website shows distances that the closest asteroids and comets are to our home planet. Best known for their long, streaming tails, these ancient objects are leftovers from the formation of the solar system 4. n. Credit: NASA/JPL-Caltech. Make a comet on a stick! Nov 12, 2014 · Rosetta's 'Philae' Makes Historic First Landing on a Comet. Images taken in May 2017 reveal that comet 41P/Tuttle-Giacobini-Kresák — 41P for short — was spinning three Mercury—the smallest planet in our solar system and nearest to the Sun—is only slightly larger than Earth's Moon. These comet discoveries have shaped our modern understanding of comet orbits, composition, dust properties, evolution, and fragmentation. nancy. Asteroids are small, rocky objects that orbit the sun. An object in an orbit is called a satellite. 3, 2023. Links out; Universe Spacecraft Paper Models. Most comets are thought to originate in a huge cloud called the Oort Cloud. Its nucleus measures approximately 2. Pluto is almost 40 times farther from the Sun than Earth is. zubritsky@nasa. If you have them, bring binoculars or a small telescope to get the best views of this dazzling display. NASA/JPL-Caltech. A comet also orbits the Sun, but unlike an asteroid, it’s composed of ice and dust. Repeat with two more sheets of tin foil. May 6, 2024 · This link takes you away from NASA Space Place. April 4, 2024. Molecular clouds range from 1,000 to 10 million times the mass of the Sun and can span as much as hundreds of light-years. Famous for its July 4, 2005 planned impact with comet Tempel 1 that generated a brilliant flash of light later discovered to be ice and dust debris ejecting from the fresh impact crater, the Deep Impact mission was the first attempt to peer beneath the surface of a comet. Trace space back to you! This link takes you away from NASA Space Place. When they get close to the sun, they heat up. There are about 1. The Hubble Space Telescope was launched into orbit by space shuttle Discovery on April 24, 1990. The comet returned as he predicted, and it was named in Halley's honor. The images were taken by the Galileo spacecraft on July 22, 1994. The Sun is at the center of our solar system. Mar 31, 2014 · Asteroid: A relatively small, inactive, rocky body orbiting the Sun. May 23, 2024 · NASA provides a safe place for children to play games as they learn about NASA and its missions. The nucleus is about 50 times larger than found at the heart of most known comets. Make a comet on a stick! Dec 29, 2016 · Credits: NASA/JPL-Caltech. 12, 2014. What Is a Comet? May 6, 2024 · The Short Answer: Asteroids are small, rocky objects that orbit the Sun. Quick Facts: Earth has just one moon – a rocky, cratered place, roughly a quarter the size of Earth and an average of 238,855 miles away. Article. This image of comet 67P/Churyumov-Gerasimenko was taken by the Philae lander of the European Space Agency's Rosetta mission during Philae's descent toward the comet on Nov. The impacts started on July 16, 1994, and ended on July 22, 1994. In this Mar 27, 2024 · The 5,000 th comet discovered with the Solar and Heliospheric Observatory (SOHO) spacecraft is noted by a small white box in the upper left portion of this image. Comet Encke has the shortest orbital period of any known comet within our solar May 6, 2024 · Different things like planets, comets, spacecraft, and even birds can transit the Sun. The strong gravity occurs because matter has been pressed into a tiny space. Space weather: The conditions in space that can affect Earth, satellites, and space travel. explore May 6, 2024 · Hello, Pluto! In July of 2015, a spacecraft named New Horizons arrived at Pluto after a long journey. Eris was discovered on Jan. This is about five times the size of the object hypothesized to have led to the demise of the dinosaurs. NASA’s Perseverance Mars rover captured this video of the Ingenuity Mars Helicopter’s 54th flight on Aug. play Links out; Mars Rover Game. Sun Universe. Comets, such as the comet ISON pictured here, are thought to hold material from the time when the Sun and planets were May 6, 2024 · This link takes you away from NASA Space Place. Overview. May 6, 2021 · Hello, Pluto! In July of 2015, a spacecraft named New Horizons arrived at Pluto after a long journey. From the surface of Mercury, the Sun would appear more than three times as large as it does when viewed from Earth, and the sunlight would be as much as 11 times Jun 17, 2020 · On June 15, 2020, a citizen scientist spotted a never-before-seen comet in data from the Solar and Heliospheric Observatory, or SOHO — the 4,000th comet discovery in the spacecraft’s 25-year history. All of the above. Comets – Dusty, icy comets hail from the cold depths of the outer solar system, far from the warmth of our Sun. Over the course of a year, more than a dozen spacecraft and numerous ground-based observers collected what is believed to be the largest single cometary dataset in history as ISON plunged toward a close encounter with the Sun. These comets - as you might guess - pass very close to the sun. Sep 25, 2019 · Shortly after its launch in 2021, NASA’s James Webb Space Telescope will observe three different types of comets in infrared light, which is invisible to human eyes. For Kids and Students; Comets Multimedia. So, when seen in a telescope, a comet appears fuzzy and/or has a tail. While originally classified as a comet Jun 7, 2000 · The evaporating gases carry small grains with them, forming the comet's coma of gas and dust. Our galaxy, the Milky Way, also has a supermassive black hole in the middle. Its mass is estimated to be a staggering 500 May 6, 2024 · The Short Answer: Comets are large objects made of dust and ice that orbit the Sun. 6 billion years ago. What’s Up: August 2020 [Video] NASA explores the unknown in air and space, innovates for the benefit of Jul 14, 2020 · For those hoping to see Comet Neowise for themselves, here’s what to do: Find a spot away from city lights with an unobstructed view of the sky. Asteroids and comets are considered potentially hazardous objects, or PHOs, if they are 100-165 feet (30-50 meters) in diameter or larger and their orbit around the Sun comes within five million miles (eight million kilometers) of Earth’s orbit. Zhang (Caltech) Apr 18, 2023 · Play and Learn, Websites. Observations by NASA’s Swift spacecraft, now renamed the Neil Gehrels Swift Observatory after the mission’s late principal investigator, have captured an unprecedented change in the rotation of a comet. […] Explore. nasa. Though it is special to us, there are billions of stars like our Sun scattered across the Milky Way galaxy. Solar wind: The constant stream of particles and energy emitted by the sun. But what’s past Neptune? May 6, 2024 · Meteors. They are a lot like a fossil record of our early solar system. They act like small solar probes as they plunge through the Sun's atmosphere. and comets! explore; What Is an Asteroid? Experience the Entry Descent Landing phases of Perseverance on Mars. Comet: A relatively small, at times active, object whose ices can vaporize in sunlight forming an atmosphere (coma) of dust and gas and, sometimes, a tail of dust and/or gas. Since the Earth orbits the Sun, you’re actually in orbit right now! Many planets, like Earth, have moons that orbit them. An object called 2016 WF9 was detected by the NEOWISE project on Nov May 6, 2024 · Make a Comet on a Stick! A comet close to home . Halley is often called the most famous comet because it marked the first time astronomers understood comets could be repeat visitors to our May 6, 2024 · NASA science games, articles and activities for kids. Make a comet on a stick! Apr 12, 2022 · NASA's Hubble Space Telescope has determined the size of the largest icy comet nucleus ever seen by astronomers. These images of Jupiter show the luminous night-side impact of fragment W of Comet Shoemaker-Levy 9. In 1986, the European spacecraft Giotto became one of the first spacecraft to encounter and photograph the nucleus of a comet, passing and imaging Halley's nucleus as it receded from the Sun. Trace space back to you! This link takes you away from NASA Space Place May 6, 2024 · All About the Moon. 30 years for Enke to orbit the sun once. play Links out; NASA Home and City. 3 million known asteroids, and more than 3,800 known comets. Pluto is actually closer to the Sun than Neptune for about 8% of its orbit. May 6, 2024 · Asteroid or Meteor: What's the Difference? Learn more about asteroids, meteors, meteoroids, meteorites, and comets! explore Jan 10, 2018 · Jan 10, 2018. The goal of this game is to snap photos of eclipses and objects that transit the Sun. asteroids, comets and the spacecraft exploring them. Learn More About Asteroids, Comets, and Meteors May 15, 2023 · This image of Comet 238P/Read was captured by the NIRCam (Near-Infrared Camera) instrument on NASA’s James Webb Space Telescope on September 8, 2022. May 6, 2024 · NASA science games, articles and activities for kids. * When the nucleus is frozen, it can be seen only by reflected sunlight. Make a lot (8 cups) or a little (4 cups). asteroid wordfind. do; Make a Stained Glass Earth! See our planet in a whole new light. NASA's Eyes is a real-time visualization of our solar system powered by actual planetary science data. What Is a Comet? Learn May 6, 2024 · Hello, Pluto! In July of 2015, a spacecraft named New Horizons arrived at Pluto after a long journey. Two jets emerging from the comet’s nucleus are being fanned out by the comet’s rotation. It took amazing pictures of this dwarf planet and will continue to study other objects in the Kuiper Belt from 2018 to 2022. Pluto and its large, orbiting moon Charon, are tipped on their sides. Universe. The solar system has eight planets: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. Pluto, Eris, and other similar objects are now classified as dwarf planets. Visit Mission Website. Pluto is just one of many icy objects in a distant area of our solar system. Philae's ROLIS camera took the image from a distance of approximately two miles (three kilometers) from May 6, 2024 · NASA Home and City. While the planets of our solar system orbit in a flat plane, the Oort Cloud is believed to be a giant spherical shell surrounding the Sun, planets and Kuiper Belt Objects. Asteroids are smaller than a planet, but they are larger than the pebble-size objects we call meteoroids. Cool yourself with Earth’s hot interior . NASA/JPL-Caltech/Galileo Imaging Team. NEOWISE hunts near-Earth objects from low-Earth orbit. Comet. A galaxy is held together by gravity. The Moon can be seen with the naked eye most nights as it traces its 27-day orbit around our planet. The apps are all run inside a regular web browser, so any device with an internet connection and a browser can run them. NASA encourages you to visit NASA Kids' Club and use its games and activities to inspire the next generation. " That bright streak is not actually the rock, but rather the glowing hot air as the hot rock zips through the atmosphere. A zoomed-in inset shows the comet as a faint dot between the white vertical lines. Oort Cloud. Gather it around and form it into a ball. Like most other SOHO-discovered comets, SOHO 1 day ago · NASA Television is our official free-to-air broadcast network for live events and original content, including launches, spacewalks, mission events, the latest news briefings, and videos showcasing our missions. Paper models of the great space observatories and explorers of the universe. The Oort Cloud is believed to surround our solar system and reach over halfway to the nearest star, Alpha Centauri, which is 150,000 astronomical units away. If you want a bigger comet, add more tin foil! Take your comet on a stick and fly it around May 6, 2024 · NASA science games, articles and activities for kids May 6, 2024 · The Short Answer: An asteroid is a small rocky object that orbits the Sun. Just after sunset, look below the Big Dipper in the northwest sky. This link takes you away from NASA Space Place. explore; What Are Constellations? Learn more about what these groups of stars can (and can’t) tell us about our place in the universe. The comet's encounter with the sun ended with the comet's ultimate demise into a cloud of dust. Comets are hard to catch! The comet 67P flies at 55,000 kilometers per hour. Solar System. Jupiter is a gas giant. do; Make a CD Saturn. do; Make a Fan with Earth's Layers. This artist’s concept depicts the NEOWISE spacecraft in orbit around Earth. It's like a big, thick bubble around our solar system, made of icy, comet-like objects. Its surface is covered in tens of thousands of impact craters. They can be thought of as floating time capsules, preserving a chemical record of the early solar system. elizabeth. A meteor is what happens when a meteoroid – a small piece of an asteroid or comet – burns up upon entering Earth’s atmosphere, creating a streak of light in The Oort Cloud lies far beyond Pluto and the most distant edges of the Kuiper Belt. Dec 16, 2014 · Comets are small, icy objects that circle the sun. Taken on Nov. A galaxy is a huge collection of gas, dust, and billions of stars and their solar systems. Sun. The Latin word for Sun is “sol,” which is the main Stars form in large clouds of gas and dust called molecular clouds. The comet is nicknamed SOHO-4000, pending its official designation from the Minor Planet Center. Webb, A Powerful Tool. Jan 12, 2005 · Deep Impact. Oct 20, 2022 · The vast majority of asteroids and comets are not dangerous, and never will be. Although asteroids orbit the sun like planets, they are much smaller than planets. Comets Are Important Because They . Filters. A black hole is a region in space where the pulling force of gravity is so strong that light is not able to escape. NASA, ESA, STScI, and Q. Although asteroids orbit the Sun like planets, they are much smaller than planets. Jupiter has rings, but they’re very hard to see. On the fringes of the disk, far from the sun’s heat Nov 22, 2023 · The comet is named for Edmond Halley, who discovered in 1705 that three previous comets seemed to return every 76 years or so and suggested that these sightings were in fact all the same comet. Line the bowl with a plastic bag. It is actually more than twice as massive than the other planets of our solar system combined. What we see is a "shooting star. Lots of fun facts, plus a comet vs. NASA’s Goddard Space Flight Center, Greenbelt, Maryland. The inner, rocky planets are Mercury , Venus , Earth, and Mars. Many Earth-based observatories and orbiting spacecraft including Hubble May 6, 2024 · Hello, Pluto! In July of 2015, a spacecraft named New Horizons arrived at Pluto after a long journey. It takes 3. This animation portrays a comet as it approaches the inner solar system. do; Make Oreo Moon Phases! May 6, 2024 · Jupiter is the biggest planet in our solar system. Scientists think that about 100 million comets orbit the Sun. Nov 20, 2013 · At a magnitude 5, comet Lovejoy is barely visible to the unaided eye in the constellation of Ursa Major, but it really stands out in a good pair of binoculars. Some of these clumps can collide with each other or collect more matter May 1, 2023 · The Near-Earth Object Program coordinates NASA-sponsored efforts to detect, track and characterize potentially hazardous asteroids and comets that could approach the Earth. How to Play. A comet is a chunk of ice, rock, and gas flying through space. Explore Earth and space with these STEM activities, projects, videos and games for kids and students from NASA-JPL. The discovery supports the theory that some of In Depth: Deep Impact (EPOXI) Unlike previous cometary flyby missions, such as Vega, Giotto, and Stardust, the Deep Impact spacecraft, the eighth mission in NASA’s Discovery program, was intended to study the interior composition of a comet by deploying an impact probe that would collide with its target. Nancy Neal-Jones. Here’s how to play on your desktop: Use your cursor to center on objects passing in front of the Sun. Dec 14, 2009 · NASA's WISE (Wide-field Infrared Survey Explorer) spacecraft was an infrared-wavelength astronomical space telescope active from December 2009 to February 2011. ks rl vp rp hn pz rw ik sy hf