The Bubble Nebula: A Hubble Image Tour

Astronomers captured this party balloon-like sphere of gas being blown into space by a super-hot, massive star. The Bubble Nebula, or NGC 7635, is caused by hot gas escaping into space from a star 45 times more massive than the Sun.

Explore the science along with the scenery – Image Tours show Hubble pictures through an astronomer's eyes, pinpointing and explaining key features to add understanding to the joy of cosmic sightseeing.