Tag Archive for 'FBOT'

AT2022tsd is a fast and luminous extragalactic optical transient with rapid flares. Image credit: Ho et al., doi: 10.1038/s41586-023-06673-6.

Astronomers Detect Repeating Luminous Fast Blue Optical Transient

Nov 16, 2023 by News Staff

Astronomers have detected a mysterious and extremely bright event, named AT2022tsd, in a galaxy approximately 4.4 billion light-years away. AT2022tsd is...

An artist’s impression of the LFBOT event AT2023fhn. Image credit: NOIRLab / NSF / AURA / M. Garlick / M. Zamani.

Fast Blue Optical Transients Can Occur in Range of Galactic Environments, Astronomers Say

Oct 6, 2023 by Enrico de Lazaro

Luminous Fast Blue Optical Transients (LFBOTs) are a rare class of events whose origins are poorly understood. The prototypical example of LFBOTs is AT2018cow,...

An artist’s impression of the AT2018cow stellar explosion. Image credit: Phil Drury, University of Sheffield.

Astronomers Spot Flattest Known Stellar Explosion in Universe

Apr 3, 2023 by News Staff

The newly-observed stellar explosion, named AT2018cow, occurred approximately 180 million light-years away from Earth and belongs to a special class called...

An artist’s conception illustrates the phenomena that make up the new class of cosmic explosions called fast blue optical transients. Image credit: Bill Saxton / NRAO / AUI / NSF.

New Class of Cosmic Explosions Discovered: Fast Blue Optical Transients

May 28, 2020 by News Staff

Fast blue optical transients (FBOTs) share some characteristics with supernova explosions of massive stars and with explosions that generate gamma-ray...