Science ❯ Astrophysics ❯ Cosmology

Cosmic Events

Black Hole Mergers Black Hole Formation Stellar Interactions Gamma Ray Bursts Galaxy Formation Neutron Star Collisions Fast X-Ray Transients Gravitational Wave Research Time Dilation InterPlanetary Network Galactic Collisions Black Hole Collisions Kilonovae

Astronomers Confirm First Triple Radio AGN in Merging Galaxy Trio

High-resolution VLA and VLBA imaging pinpointed compact synchrotron cores in each galaxy, confirming concurrent black hole activity.

Twin Black-Hole Mergers Display Extreme Spins, Strengthen Einstein’s Theory, and Point to Second-Generation Origins

Record-Setting Day-Long GRB 250702B Confirmed at z = 1.036 as Origin Remains Unsettled

Record-Breaking 225-Solar-Mass Black Hole Merger Challenges Formation Models