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Tiny, 'ultracool' star emits surprising radio signals that it should not be capable of producing
By Harry Baker published
The brown dwarf, which is colder than a typical campfire, produces regular radio wave pulses despite having a magnetic field that, in theory, should be too weak to create them.
The 'man in the moon' may be hundreds of millions of years older than we thought
By Stephanie Pappas published
Much of the moon's surface is 200 million years older than previously estimated, a new analysis suggests.
Star system with galaxy-like 'arms' may be holding a secret planet
By Joanna Thompson published
A distant star system has Milky Way-like spiral arms orbiting it. New research suggests a giant planet may be to blame.
Mars had an extreme climate shift 400,000 years ago, Chinese rover finds before its demise
By Keith Cooper published
China's presumed-dead Zhurong rover spotted telltale patterns of ancient climate change in the Martian dunes.
Mirror-like exoplanet that 'shouldn't exist' is the shiniest world ever discovered
By Harry Baker published
A distant planet named LTT9779 b reflects 80% of its star's light, making the strange world with metal clouds the biggest known "mirror" in the universe.
Scientists discover huge, heat-emitting blob on the far side of the moon
By Stephanie Pappas published
Scientists detected a peculiar blob of heat-emitting material buried on the far side of the moon. The most likely culprit is a rock that is very rare outside of Earth.
Scientists think they saw an asteroid crash into a dead star — and release one of the brightest explosions in the universe
By Paul Sutter published
Astronomers proposed a new mechanism behind mysterious fast radio bursts (FRBs), and it involves unlucky asteroids crashing into neutron stars.
James Webb telescope discovers the oldest active black hole in the known universe
By Robert Lea published
Astronomers using the James Webb Space Telescope have discovered a feeding supermassive black hole from when the universe was less than 600 million years old.
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