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Space
Term | Definition |
---|---|
Penumbra | An outer shadow |
Revolution | A year is a measurement of 1 revolution around the Sun |
Rotation | The movement that a planet does in space |
The Big Bang | This event might have triggered the expansion of the galaxy |
Outer Planets | Planets that are made of gases |
Binary Stars | Two stars that orbit each other |
Pulsar | A type of neutron star that emits pulses of light |
Red Giant | After all the H2 is used up in fusion, a yellow star begins |
Nebula | A vast cloud of gas and dust where stars and planets may be formed |
Planetismals | The nebula overtime spins in a disk shape, and some gases compress |