Tag Archive for 'Transient'

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 what the object might look like if it’s a magnetar. Image credit: ICRAR.

Radio Astronomers Discover Compact Object with Ultra-Powerful Magnetic Field

Jan 27, 2022 by News Staff

Astronomers using the Murchison Widefield Array (MWA) telescope have discovered a spinning object that pulses every 18.18 minutes; they’ve localized...

An artist’s impression of the binary system MAXI J1820+070. Image credit: John Paice.

Warped Accretion Disk Spotted around Stellar-Mass Black Hole

Oct 28, 2021 by News Staff

Variations in the brightness of light seen from around a stellar-mass black hole in the binary system MAXI J1820+070 were caused by a huge warp in its...

Images of one of the rapidly evolving transients, from 8 days before the maximum brightness to 18 days afterwards. This outburst took place at a distance of 4 billion light years. Image credit: M. Pursiainen / University of Southampton / DES Collaboration.

Astronomers Spot 73 Unusually Fast-Evolving Stellar Explosions

Apr 4, 2018 by News Staff

A team of astronomers at the University of Southampton, UK, has found 73 rapidly evolving transients — very bright, but quick events — in a...