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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 and its family of orbiting planets, moons, and other objects |
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Galaxy |
Millions or billions of stars held together in a group by their own gravity. |
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Universe |
Space and all the 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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Electromagnetic Radiation |
Energy that travels across distances as certain types of waves; types are radio waves, microwaves, infrared radiation, visible light, ultraviolet radiation, x-rays and gamma rays |
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Radiation |
Energy that travels across distances as certain types of waves |
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Spectrum |
Radiation from a source separated into a range of wavelengths |
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Wavelength |
The distance between one peak and another peak on a wave |
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Telescope |
A device that gathers visible light or another form of 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 |
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Lander |
A craft designed to land on a planet's surface |
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Probe |
A spacecraft that is sent into a planet's atmosphere or onto a solid surface |
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Flybys |
The first stage in space exploration is to send out a spacecraft that passes one or more planets or other bodies in space without orbiting them. |
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Orbiter |
The second stage in space exploration is to study a planet over a long period of time - this object orbits around the planet it is studying. |
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Impact Crater |
A round pit left behind on the surface of a planet or other body in space after a smaller object strikes the surface |
