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17 Cards in this Set
- Front
- Back
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Orbit |
The path of an object in space as it moves around another object due to gravity. |
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Solar System |
The Sun, the planets, and various smaller bodies make up the solar system (comets, meteors, asteroids ect) |
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Galaxy |
A group of millions or billions of stars held together by their own gravity. |
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Universe |
Everything - space and all matter and energy in it |
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Constellation |
A group of stars that form a pattern in the sky |
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Heliocentric Theory |
Sun is the center of the universe |
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Geocentric Theory |
Earth is the center of the universe |
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Telescope |
A device that gathers electromagnetic radiation. |
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Satellite |
An object that orbits a more massive object |
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Space Station |
A satellite in which people can live and work for long periods. (Spacecrafts used to explore space) |
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Rockets |
Transfers spacecraft to space |
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Space shuttles |
transfers astronauts and spacecraft to space |
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Flybys |
Spacecraft that passes one or more planets or other bodies in space without orbiting them |
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Orbiters |
Spacecraft designed to help study a planet over a long period of time (hubble) |
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Probe |
A spacecraft that drops into a planets atmosphere |
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Lander |
A craft designed to land on a planets surface |
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Impact crater |
A round pit left on the surface of a planet or other body in space after a smaller object strikes the surface |
