A planet-forming disc torn apart
Two studies reveal misaligned rings around triple-star system.
Astronomers say they have identified the first direct evidence that groups of stars can tear apart their planet-formi...
Black holes merge to create something huge
The most massive ever observed with gravitational waves.
Astronomers from the international LIGO and Virgo Scientific Collaboration have reported their biggest catch yet – a ...
Can a black hole fire up a cold heart?
Astronomers find hot gas in the Phoenix Galaxy Cluster.
Radio astronomers have detected jets of hot gas blasted out by a black hole 5.9 billion light-years away in the const...
Our nearest neighbour has quite a halo
Scientists take a good look around the Andromeda galaxy.
The immense gas halo around our nearest neighbouring galaxy is already bumping into our own, scientists suggest. U...
Can the Moon be a person?
Lunar mining might require a change of thinking.
By Alice Gorman, Flinders University Everyone is planning to return to the Moon. At least 10 missions by half a do...
How can satellites and telescopes co-exist?
Astronomers discuss life with a growth industry.
Astronomers worried about having their observations affected by the bright trails of satellites streaking through the...
Comet action caught in close up
Images reveal striking details of recent visitor’s rotation.
Comet NEOWISE (C/2020 F3) is the current darling of the skies and it’s been putting on quite a show. When it sped thr...
Asteroid approaching, but don't panic
It will either burn up or miss us completely.
By Jonti Horner, University of Southern Queensland Social media around the world lit up over the weekend, discussi...
SpaceWatch: News of gas and asteroids
Things that are fast, close, active and dense.
Magnetised “rivers" feed star birth Stars form when clouds of gas and dust collapse under gravity, but how does th...
Did Sun have an early binary companion?
New hypothesis talks of the Oort Cloud and Planet Nine.
In the early days of the Solar System, the Sun may have had a companion star, scientists say, making it part of a bin...
Brown dwarfs that are doubly cool
Discoveries help bridge an important knowledge gap.
Astronomers and citizen scientists have together discovered 95 of the coolest known brown dwarfs – objects more massi...
Bayesian statistics and the hunt for ET
Astrobiologists ponder what finding a sign might mean.
One of the goals of the next generation of giant telescopes, now rapidly nearing completion, is to scour the nearby h...