Earth And Space Flashcards
Universe
Space and everything in it
Star
A ball of gas that gives off heat and light
Asteroid
A small rocky body orbiting the sun
Comet
A small object in space made of dust, ice and rock
Satellite
An object that orbits a large object or planet
Moon
A natural satellite of any planet
Solar system
Star and all objects orbiting around it
Galaxy
A collection of stars and their solar systems
Planet
Object that: orbits a star, is large enough to from a sphere under its own gravity and has cleared its orbit
Celestial body?
Object in space
Meteor
A solid object from space that enters Earth’s atmosphere.
Dwarf Planets
These are large bodies that don’t quite meet the definition of a planet
Exoplanets
These are planets that are orbiting a star other than are own
Meteoroids
Solid objects in space that are less than a meter wide
Orbiting
Travelling through space around another object