Topic 1 Vocabulary- Solar System

chunks of rock in space; many are between Mars and Jupiter

a giant ball of glowing gasses

this process takes Earth 24 hours and is the cause of day and night

a large, round piece of rock that revolves around a planet

a massive group of stars, gas, and dust

the 4 rocky planets closest to the sun

the planets, ateroids, and comets that orbit the sun as well as the planets' moons

a circular movement around an object held in place by gravity

chunks of rock and ice that orbit the sun

The galaxy our solar system is in

the 4 larger planets farthest from the sun made of ice and gasses

a large round body that orbits a star

this process takes Earth 365 1/4 days to go around the sun and is the cause of seasons