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Universe
Space objects
| Term | Definition |
|---|---|
| Star | are luminous bodies of the universe, they produce light because they are burning due to a nuclear reaction. |
| Constellations | Groups of stars make patterns in the night sky. |
| Constellations | Orion, Centaur, Great Bear |
| Planets | Are bodies orbiting around a star like the Earth. |
| Satellite | Are bodies orbiting around a planet like the Moon. |
| Comets | Are tiny bodies made of ice, dust and gas. Trey travel around the Sun. |
| Asteroids | Are small rocky bodies orbiting around the sun , but are too small to be called planets |
| Meteoroids | Are small bodies that travel through space. Meteoroids are smaller than asteroids. |
| Meteor | Is a meteoroid that has entered the Earth's atmosphere |
| Meteorite | Is a meteor that has fallen to Earth. |