Comet jt


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Comet jt

  1. 1. Celestial Bodies By J.T.
  2. 2. Comets • A comet is like a big dirty snowball made out of water,dust and many different gases. • A comet can travel up to 100,000 m.p.h. • You can see an asteroid without a telescope every three years.
  3. 3. Parts of a Comet • The three parts of a comet are the nucleus, the coma, and the ion tail. • The tail of the comet always points away from the sun this is because of the strong solar winds.
  4. 4. Halley’s Comet • This comet is called Halley’s comet because it was discovered by Sir Edmund Halley. • You can see Halley’s comet every 76 years. • The tail of Halley’s comet is 93 million miles long.
  5. 5. Asteroids • Asteroids are small solid objects that orbit the Sun. • They are sometimes called minor planets. • The Asteroid Belt located between Mars and Jupiter is made up of 5,000 asteroids.
  6. 6. Temperature • The average daytime temperature on an asteroid is 212 degrees Fahrenheit. • The average nighttime temperature on an asteroid is –238 degrees Fahrenheit.
  7. 7. Composition• Most asteroids are 80 made out of carbon 70 carbon but, some are made 60 out of other materials 50 metallic iron like silicate, metallic, 40 iron/nick and dark ice. 30 el 20 ice 10 0
  8. 8. Interesting Facts• Asteroids have large craters on them.• The really big asteroids have moons.• In 1908 a fireball exploded into Siberia destroying an ancient forest and killing a herd of
  9. 9. Meteoroids, Meteors, and Meteorites • Meteoroids are small pieces of dust and rock that are found in space. • Meteors are meteoroids that reach the atmosphere. • Meteorites are meteors that reach Earth.
  10. 10. Meteor Showers • A meteor shower is when many meteors fall from the atmosphere on to Earth. • The average meteor in a meteor shower is about the size of a grain of sand.http://co
  11. 11. The Difference • This is the difference between asteroids and comets. • They have many differences but, some they are also alike in some ways.
  12. 12. Life • I don’t think people could live on a comet right now but, I think we would be able to in the future because of our major advancements in technology.clipart
  13. 13. Did You Know? • Meteors are actually debris from comets. • Meteors travel 71 kilometers per second that’s 2,663 times as fast as a Randy Johnson fastball.