Hubble observes Galactic Encounter: NASA’s Hubble Space Telescope has recently captured the effects of a near-collision ...

Stellar-mass black holes can be found anywhere in a galaxy, but the really big ones (known as supermassive black holes) are ...

Hubble captures LMC's interaction with the Milky Way’s halo. Surprising findings show LMC’s compact gas halo. Ram-pressure ...

Scientists uncovered evidence that astrophysics models of massive stars and supernovae are inconsistent with observational ...

There is a region of the sky where astronomers fear to look. Filled with dark clouds of dust, it hides an unseen mass. A mass ...

Recent observations by the James Webb Space Telescope (JWST) have uncovered a trio of ultra-massive galaxies, each nearly as ...

New observations suggest that the universe’s oldest galaxies are brighter than expected. Here's why this may be a big deal.

“The discovery meant that these galaxies [had to be] older than the age of the universe, which is physically impossible,” ...

Everything we thought we knew about galaxy formation was thrown into question in the 1990s after astronomers discovered two distant, massive galaxies ...

NASA has discovered two monster black holes consuming everything in their path in a galaxy one billion light-years away from ...

The James Webb Space Telescope (JWST) is a large, complex observatory that studies the universe in infrared light, which is ...

Two massive galaxies are bending light from the same distant quasar, creating a so-called Einstein zigzag lens that could ...