Australian scientists have discovered the most luminous object in existence – and the fastest-growing black hole.
A cutting-edge telescope carrying critical data about dark matter crash-landed in the Patagonian mountains. A Sydney scientist saved the NASA mission.
It’s the most dazzling cosmic event of the year. Find out when and how you can watch the Geminid meteor shower.
A series of giant detonations in space has baffled scientists – and their enormous intensity upends our understanding of the laws of physics.
The solution is udderly obvious.
An Australian telescope captured a rare polar ring galaxy,with a spectacular fringe of glowing hydrogen that may reveal the secrets of dark matter.
A once-in-a-decade lunar phenomenon will brighten skies across the world on Wednesday and Thursday night.
A heritage-listed observatory sits at the convergence of arrival and departure flight paths for Sydney’s new airport,which stargazers say will shake up night sky imaging.
NASA has released a close-up image of the closest star-forming region to Earth,called Rho Ophiuchi,which is about 390 light years away.
An 18-year program has collected evidence for waves that could paint our most vivid picture yet of the universe’s birth.
If you live in or near a city,you’re probably affected by light pollution.