Supermassive Black Hole's Arms 'Strangle' Galaxy's Starbirth | Video

Unusual arms, revealed in x-ray light, dive through the plane of NGC 4258, ejecting enormous amounts of gas and choking the ability for new stars to form. Astronomers estimate that most of the gas needed for star birth will be ejected from the galaxy in 300 million years.

Video Show: X-Ray the Sky: Chandra's Cosmos


credit : NASA/CXC/A. Hobart