Science ❯ Astrophysics ❯ Cosmic Events

Supernovae

Transient Events Neutron Stars Asteroids Stellar Remnants Type Ia Supernova V Sagittae Future of Epsilon and Beta Canis Majoris Impact on Life Magnetars Red Novae

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

A University of Washington–built pipeline delivers minute‑scale notices to community brokers ahead of the LSST start later this year.

VLT Spectra Reveal Gas Ring Around V Sagittae, Hinting at Likely Nova in Coming Years

Rubin Observatory Unveils First Deep-Sky Survey Images, Activates Rapid Alert System