Asteroid
A small rocky body orbiting the sun
Asteroid belt
The region of solor system between the orbits of Mars and Jupiter
Atmosphere
A mixture of gasses that surround a planet or moon
Comet
A Ball of frozen dust and rock that orbits the sun and has a tail.
Crater
A large round pit caused by the impact of a meteorite
Galaxy
A collection of stars, dust and gas bound together by gravity.
Gas giant
The outer planets
Gravity
A force that pulls objects close to each other.
Planets
A celestial body moving in an elliptical orbit around a star.
moon
A natural objects that orbits the planets
Milky way
The galaxy containing the solar system.
Orbit
The path an object follows as it moves around an object.
Revolution
The movement of an object around another object
Rotation
The spinning motion of a planet on its axis
Solar system
The collection of 8 planets and there moon orbit around the sun
star
A ball of hot gas mainly hydrogen or helium
Terrestrial
The name of the inner planets
Dwarf planet
A celestial body resembling a small planet but lacking certain technical criteria.
Light year
The distance light travels in a year
Kuiper belt
A region of solar systems just beyond the orbit of Jupiter.
Meteor
A small body of matter from outer space that entars the earths atmosphere appearing as a streak of light.
Universe
All of space and everything in it