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

ENTs occur when stars that are at least three times as massive as the Sun pass so close to a supermassive black hole that its colossal gravity shreds them to pieces. The resulting string of matter ...

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

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

Quasar 0957+561, the first known gravitationally lensed quasar, lies near NGC 3079 in Ursa Major. Here's how to find and ...

NASA’s James Webb Telescope captures the "Cosmic Owl," a rare galactic formation resembling an owl’s face. See stunning images.

The light that the NASA/ESA Hubble Space Telescope collected to create this image reached the telescope after a journey of ...

What happens when two rare ring galaxies collide? They form an infinity symbol—or the face of a cosmic owl, depending on how ...

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

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

Hubble Space Telescope snapped an image of UGC 11397, a spiral galaxy situated in the constellation Lyra, about 250 million ...

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