Unit 1 - OD4

the round object that shines at night by light from the sun

a building where scientists can watch the stars, the weather, etc., using special instruments

You look through it to make things that are far away appear bigger.

a piece of rock from space that hits the Earth’s surface

a mass of ice and dust that moves around the Sun and looks like a bright star with a tail

any of the many small, rocky bodies that go around the Sun