Organization of the Solar System

Any object that revolves around another object in space is called..

This scientist helped design the telescope and made many discoveries in space.

What part of our solar system has the GREATEST amount of gravity?

What year did Project Mercury send a human into space?

Which planet is considered to be Earth's twin sister?

Which planet has the shortest orbit around the sun?

Which is the largest planet?

What force hold the planets in orbit around the sun?

Would the planets still orbit around the sun without gravity?

A device that uses instruments to get close-up pictures of stars, moons and planets is called..

True or False? If something has a lot of mass, it will have a lot of gravitational pull?

How many moons does Jupiter have?

Why does the sun have so much gravitational pull?