This diagram shows how the diamater of the 17-billion-solar-mass black hole in the heart of galaxy NGC 1277 compares with the orbit of Neptune around the Sun. The black hole is eleven times wider than ...

Astronomers in Texas have found what may be the largest black hole yet discovered, but they're intrigued not so much by its size, but where it lies. The black hole rests in the center of a disk-shaped ...

Astronomers are hunting down the cause of a nearby galaxy's "arrested development" with the help of NASA's Hubble Space Telescope. The odd galaxy, called NGC 1277, doesn't appear to have evolved much ...

A recent study published in Astronomy and Astrophysics examines how a distant galaxy potentially doesn’t possess dark matter, a mysterious substance that researchers hypothesize could comprise ...

Astronomers have discovered what may be the most massive black hole ever known in a small galaxy about 250 million light-years from Earth, scientists say. Subscribe to read this story ad-free Get ...

Astronomers have used the Hobby-Eberly Telescope at The University of Texas at Austin’s McDonald Observatory to measure the mass of what may be the most massive black hole yet — 17 billion Suns — in ...

Astronomers have found a galaxy that shouldn’t exist — one without dark matter. Enormous galaxy NGC 1277 was supposed to help Sebastién Comerón of the University of La Laguna and the Instituto de ...