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Master copy of the Voyager Golden Record, designed as an audio postcard for intelligent aliens, is up for auction
By Brandon Specktor published
Carl Sagan's personal copy of the Voyager Golden Record contains 27 pieces of music and 22 minutes of sound meant to capture the beauty of life on Earth.
'Swarm of boulders' in space shows the gory aftermath of NASA's asteroid-smashing DART mission
By Ben Turner published
The Double Asteroid Redirection Test (DART) has left a vast field of rubble strewn around asteroid Dimorphos, Hubble images show.
First contact with aliens could easily end in genocide, scholars warn
By David Delgado Shorter published
SETI has been searching for evidence of alien life – but could doing so end in disaster?
Ultrabright stellar object is shining beyond the 'death line,' and no one can explain it
By Brandon Specktor published
A slowly rotating, ultrabright object 15,000 light-years from Earth defies every logical explanation that astronomers have thrown at it.
Rising and setting 'Omega sun' melts into a 'lava-like blob' in trippy mirage photos
By Harry Baker published
In back to back days, the sun appeared to melt into the horizon due to a trippy optical illusion called the "Omega sun."
A skyscraper-size asteroid flew closer to Earth than the moon — and scientists didn't notice until 2 days later
By Brandon Specktor published
A stealthy asteroid the size of a 20-story building hid in the sun's glare before zooming uncomfortably close to Earth on July 13. Scientists didn't notice until July 15.
Hundreds of 'ghost stars' haunt the Milky Way's center. Scientists may finally know why.
By Robert Lea published
Ghostly nebulas created by exploding stars appear to align in the Milky Way's bulging center. Astronomers may finally know why.
1st known 'Trojan' planets discovered locked in the exact same orbit around a star
By Ben Turner published
A distant Jupiter-size planet could have the shattered remains of a smaller sibling in its tow.
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