The search for dark matter requires all the best models, theories, and ideas we can throw at it. A new paper by Julia Monika ...

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

Chandra X-ray Observatory and X-ray Polarimetry Explorer (IXPE) imagery of the Milky Way's core and supermassive black hole ...

Supermassive black holes are often regarded as sources of wanton cosmic destruction, but there may be more to their powerful ...

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.

Very massive stars are cosmic "rock stars" that live fast, die young and leave black holes in their place. During this ...

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

Audrey Lang named an Honorable Mention from the National Science Foundation Graduate Research Fellowship Program for black ...

The new galaxy, because of how far away it is, looks to observers exactly as it did when it was first created 3 billion years ...

A team led by the Italian National Institute for Astrophysics discovered the most distant known fossil galaxy — a relic of ...

Don’t call them Duergar—they’re dark dwarfs. A new study published in the Journal of Cosmology and Astroparticle Physics (JCAP) proposes that the core of our galaxy is full of an all-new category of ...