StarChild: Comets

Read It Listen, Comets. A comet's tail ... A few comets come close enough to the Earth for us to see them with our eyes. Halley's Comet, for ... http://starchild.gsfc.nasa.gov/docs/StarChild/solar_system_level1/comets.html - 7k

Where do comets come from?

StarChild Question of the Month for December 2001. Question: Where do comets come from? Answer: Comets are believed to have two sources. ... http://starchild.gsfc.nasa.gov/docs/StarChild/questions/question40.html - 6k

False Color Image of Comet Halley

False Color Image of Comet Halley. Comet was taken during its 1986 appearance. False-color digital enhancement was used to permit ... http://starchild.gsfc.nasa.gov/docs/StarChild/questions/halley_false.html - 4k

How can we fly through the tail of a comet?

comet? Answer: In order to understand how we can fly through the tail of a comet, it is important to know some things about comets. ... http://starchild.gsfc.nasa.gov/docs/StarChild/questions/question27.html - 11k

StarChild: Did you know... (Comets)

Did you know...? The Tshi people of Zaire call comets "hair stars". Return to StarChild homepage, Return to the StarChild Main Page, Go to Imagine the Universe! ... http://starchild.gsfc.nasa.gov/docs/StarChild/solar_system_level1/comets_know.html - 4k

StarChild: Answer to the Comet Question

And the answer is... Comets reflect light from the Sun which makes them visible to us here on Earth. Return to StarChild homepage, ... http://starchild.gsfc.nasa.gov/docs/StarChild/solar_system_level1/comets_answer.html - 4k

What causes a "falling star"?

These events are called meteor showers and they occur when the Earth passes through the trail of debris left by a comet as it orbits the Sun. ... http://starchild.gsfc.nasa.gov/docs/StarChild/questions/question12.html - 8k

Archive of Questions

Why do stars twinkle? [October 2000]. How can we fly through the tail of a comet? [November 2000]. ... [November 2001]. Where do comets come from? [December 2001]. ... http://starchild.gsfc.nasa.gov/docs/StarChild/questions/archive.html - 14k

Will an asteroid hit the Earth?

Other objects of a similar size, such as comets, impact even less frequently, perhaps once every 500,000 years or so. If we discover ... http://starchild.gsfc.nasa.gov/docs/StarChild/questions/question11.html - 8k

Caroline Herschel

She was also the first woman to discover a comet. Caroline Herschel lived to be ninety-eight years old. Before she died, she had discovered eight comets. ... http://starchild.gsfc.nasa.gov/docs/StarChild/whos_who_level1/herschel.html - 7k

StarChild: The Moon

The ice is buried beneath some of the dust of the Moon's surface. Scientists think the ice may be left over from a comet that once collided with the Moon. ... http://starchild.gsfc.nasa.gov/docs/StarChild/solar_system_level1/moon.html - 8k

StarChild: The Solar System

Our solar system is always in motion. Eight known planets and their moons, along with comets, asteroids, and other space objects orbit the Sun. ... http://starchild.gsfc.nasa.gov/docs/StarChild/solar_system_level1/solar_system.html - 7k

StarChild: Did you know... (The Asteroid Belt)

Did you know...? Until 1997, most scientists believed Chiron was an asteroid orbiting between Saturn and Uranus. Now some astronomers think it is a comet. ... http://starchild.gsfc.nasa.gov/docs/StarChild/solar_system_level1/asteroids_know.html - 4k

Solar System Shuffle Solution

4. G. This dirty snowball can be seen from Earth every 76 Earth years. Solar System Object: Comet Halley Matching Card Number: 7. H ... http://starchild.gsfc.nasa.gov/docs/StarChild/solar_system_level1/shuffle_solution.html - 7k

John Couch Adams

Adams studied the Leonid meteor shower as it occurred in 1866. He discovered it was due to a comet that comes very close to Earth once a year. ... http://starchild.gsfc.nasa.gov/docs/StarChild/whos_who_level1/adams.html - 7k

StarChild: The planet Saturn

As comets and meteorites smashed the moons, Saturn's gravitational pull shaped the particles into rings. Saturn has at least 52 moons. ... http://starchild.gsfc.nasa.gov/docs/StarChild/solar_system_level1/saturn.html - 8k

StarChild: Did you know... (Uranus)

Did you know...? When William Herschel discovered Uranus, he at first thought he had discovered a comet. Return to StarChild homepage, ... http://starchild.gsfc.nasa.gov/docs/StarChild/solar_system_level1/uranus_know.html - 4k

What is meant by "false color"?

StarChild Question of the Month for April 2000. Question: What is meant by "false color"? Answer: The term "false color" is used ... http://starchild.gsfc.nasa.gov/docs/StarChild/questions/question20.html - 7k

StarChild: Ceres

Read It Listen, Ceres. When Ceres was first discovered it was called a comet. Within a year it was called a planet. Within one more ... http://starchild.gsfc.nasa.gov/docs/StarChild/solar_system_level1/ceres.html - 7k

StarChild: Did you know... (Jupiter)

Did you know...? In July of 1994, Jupiter was hit by pieces of the Shoemaker-Levy comet. Dark areas appeared in Jupiter's atmosphere ... http://starchild.gsfc.nasa.gov/docs/StarChild/solar_system_level1/jupiter_know.html - 4k