The Solar System Vocabulary

to go around something in a circular path

a large rock that burns up as it passes the through Earth’s atmosphere

mixture of gases surrounding the planet

a group of stars that form a particular shape in the sky

the study of the universe such as the stars, planets, and other objects

an object that orbits around the sun

Astronauts study __ in college.

a large group of stars and planets that make up the universe

The __ burned up as it entered the atmosphere.

The Earth's __ protects us from meteors.

the group of planets, comets, asteroids, and other objects that orbit the sun

someone trained to be a crew member of a space ship

large rocks, smaller than planets, that orbit the sun