Ask your own question, for FREE!
Biology 9 Online
OpenStudy (anonymous):

What is a galaxy? A group of planets orbiting a star A group of stars orbiting planets A group of stars, planets, gas and dust held together by gravity A large cloud of gas

OpenStudy (anonymous):

A group of stars, planets, gas and dust held together by gravity, the center of all galaxies is a black hole. Also their are multiple solar systems in a galaxy.

OpenStudy (anonymous):

sooo

OpenStudy (anonymous):

I would say it's: A group of stars, planets, gas and dust held together by gravity

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!