astronomy

Starry night sky with tree silhouettes in foreground

A faraway galaxy with almost no dark matter has threatened to break our theory of galaxy formation. New evidence suggests the galaxy isn’t an anomaly – but a victim of theft.

Day and night at the Anglo Australian Telescope

The Australian-led GALAH project has released chemical information for 600,000 stars.

Close-up of solar flare and coronal mass ejection on the Sun

Scientists have trained an artificial intelligence (AI) to help understand the evolution of young stars and their planets – a new benchmark in the use of AI in astronomy.

Planet Venus

The discovery of phosphine in the acidic clouds of Venus can't be explained by any known chemical or geological processes.

Artist’s impression of the thin stream of stars torn from the Phoenix globular cluster, wrapping around the Milky Way

Scientists find remnant of strange dismembered star cluster at Galaxy’s edge

South Pole

Stars viewed from a place called Dome A in Antarctica can finally be seen without their twinkle – which means in much greater detail.

An artist's impression of the GJ887 planetary system.

An international team of researchers has found multiple planet systems orbiting red dwarf star Gliese 887.

Astrophysicist Kirsten Banks

An astrophysicist shares tips on how to make the most of the Winter Solstice this weekend – and you don’t even need equipment to start exploring the sky. 

An artist’s impression of the ring galaxy

An unusual galaxy is set to prompt a rethink on how structures in the Universe form.

The universe

Not only does a universal constant seem annoyingly inconstant at the outer fringes of the cosmos, it occurs in only one direction, which is downright weird.

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