Chandra X-ray Observatory observations of the Perseus galaxy cluster's black hole and M87's jet have been turned into sound ...

Astronomers using NASA’s IXPE satellite have finally cracked a cosmic mystery—how X-rays are produced in the energetic jets ...

A regular black hole would have the light ring and the outer horizon, but also an inner horizon, which would enclose a core ...

NGC 4945, a beautiful spiral galaxy over 12 million light-years away, hides a ferocious secret: a ravenous black hole at its ...

A Closer Look at M87 M87 was discovered by Charles Messier in 1781. He classified it and eight other similar deep space ...

The largest sample of galaxy groups ever detected has been presented by a team of international astronomers using data from ...

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Every big galaxy has a supermassive black hole at its center, but scientists are still trying to fully understand how these ...

April 21 - 28 is International Dark Sky Week, a global celebration of the night sky during which like-minded organizations ...

From spellbinding images to groundbreaking scientific discoveries, we look back on some of Hubble's most exciting milestones.

1st conclusive evidence of black holes at galactic centers (1994 ... A panoramic view of the neighboring Andromeda galaxy, located 2.5 million light-years away, requiring over 600 Hubble overlapping ...

In the years since, Hubble has gathered more than 1.6 million observations and 430 terabytes of data. The telescope has ...