Science ❯ Astronomy ❯ Astrophysics

Cosmic Events

Superkilonova Extreme Nuclear Transients Star Formation GW170817 Dust Clouds Material Composition Supernova Types AT2025ulz Asteroid Impacts Planetary Destruction

Eccentric Orbit Confirmed in Neutron Star–Black Hole Merger GW200105

A Birmingham-developed waveform model rules out a circular path with 99.5% confidence.

Rubin Observatory Goes Live With Real-Time Sky Alerts, Sending 800,000 in First Night

Caltech Team Flags Candidate 'Superkilonova' After August Gravitational-Wave Alert

Caltech Team Reports Candidate 'Superkilonova' From August Gravitational-Wave Alert

Hubble Spots Second Debris Cloud at Fomalhaut, Confirming Repeated Planetesimal Collisions

Astronomers Report Candidate 'Superkilonova' Linked to 2025 Gravitational-Wave Alert

Webb Confirms Most Distant Supernova Yet at z=7.3

LVK’s 2024 Black-Hole Mergers Now Tied to a Low-Mass, Fast-Spinning Subpopulation

Astronomers Identify New Supernova Type That Exposes a Star’s Deepest Layers

Georgia Meteorite Dated at 4.56 Billion Years, Heads for Official Naming

Most Massive Black Hole Merger Confirmed by LIGO-Virgo-KAGRA Yields 225-Solar-Mass Remnant

ANITA Detector Logs Anomalous Radio Pulses From Beneath Antarctic Ice

Astronomers Detect Ultra-Fast and Super-Long Jets from Early Universe Black Holes

Astronomers Identify Extreme Nuclear Transients as Universe’s Most Powerful Explosions

Supermassive Black Hole Unleashes Star's Debris on Nearby Celestial Body