"Theories involving substantial formation of stars prior to or together with the black hole formation and growth are very ...

Supermassive black holes are one of the universe’s greatest mysteries, however scientists continue to chip away at their ...

Gravitational waves stretch and squeeze the fabric of space and time itself. When space/time is squeezed, pulsar pulses ...

Particles orbiting a black hole could collide at colossal energies, generating collision products that may offer valuable insights for particle physics ...

A new quantum recipe for black holes could be the first step toward a theory of "quantum gravity", the "holy grail" of ...

Researchers have observed strange goings-on around a supermassive black hole located nearly 300 million light years away.

The Helix Galaxy, located 42 million light years away, is an unusual object as it is both a polar ring and a lenticular ...

The Andromeda galaxy, also known as Messier 31 (M31), is the closest spiral galaxy to the Milky Way at a distance of about ...

Hubble spotted a rare off-center black hole shredding a star, revealing the first optical discovery of a wandering ...

A new analysis of BL Lacertae by NASA’s Imaging X-ray Polarimetry Explorer sheds light on the emission mechanisms of active ...

Cosmic radiation occasionally contains enormous amounts of energy, but we don’t know why or where this radiation comes from.

Astronomers studying a distant galaxy cluster stumbled upon ancient radio signals that might hold clues to the formation of ...