Life
Strange worlds unlike Earth may be our best bet to find alien life
From rogue worlds that roam the cosmos alone to Tatooines that orbit two suns, astronomers are expanding our definition of habitable exoplanets
Features
Space
Strange fast-moving clouds of gas may be suffocating the Milky Way
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Space
Snapped cable slashes a devastating hole in Arecibo radio telescope
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Physics
Why dark matter should be called something else
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Space
Ancient serene galaxy suggests the early universe was eerily calm
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Space
The best view of the stars from Earth is on a hill in Antarctica
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Physics
Black holes are hiding movies of the universe in their glowing rings
Features
Earth
Stunning night sky pictures shortlisted for astronomy photo prize
Regulars
Space
How to see the spectacular comet Neowise with the naked eye
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Space
Circles in space made of radio waves are like nothing we’ve ever seen
Astronomers have discovered four circles of radio waves in space, but have no explanation for their origin. We don't even know how big or far away they are
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Humans
Psychedelic skies over Chile reveal the full extent of light pollution
Regulars
Space
Strange ‘space cow’ explosion may have been the birth of a black hole
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Space
Weird radio signals spotted in our galaxy could solve a space mystery
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Space
Ripples in Earth鈥檚 atmosphere make distant galaxies appear to flash
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