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Destroyed observatory helped SETI unlock the secrets of 'cosmic lighthouses' powered by dead stars
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NASA delays historic Artemis missions — yet again
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'Eight billion bucks or bust': From pirates to 'stupid mistakes' — the wild story of how James Webb Space Telescope almost failed to launch
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100th woman in space, Emily Calandrelli, stands up to 'small men' on the internet: 'I should have expected this.'
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Artemis Program: NASA's plan to send humans back to the moon
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World's 2nd fastest supercomputer runs largest-ever simulation of the universe
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BUYING GUIDEBest star projectors 2024: Bring the cosmos indoors
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Destroyed observatory helped SETI unlock the secrets of 'cosmic lighthouses' powered by dead stars
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Artemis Program: NASA's plan to send humans back to the moon
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Miniature black holes could be hollowing out planets and zipping through our bodies, new study claims
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Geminid meteor shower 2024: How to see the year's last big display of 'shooting stars' before it's too late
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'Spectacular' asteroid blazes over Siberia just hours after it was detected
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We are fast approaching the sun's 'battle zone' — and it could be even worse than solar maximum, experts warn
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Extremely rare, black 'anti-auroras' paint luminous 'letter E' above Alaska
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James Webb Space Telescope smashes its own record to find the earliest galaxies that ever existed
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Massive, 'potentially hazardous' asteroid due to make closest-ever approach to Earth tonight — and you can watch it live
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12 strange reasons humans haven't found alien life yet
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'It's hard not to believe he saw something': Historian Greg Eghigian on how UFOs took over the world
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The fastest-moving stars in the galaxy may be piloted by intelligent aliens, new paper suggests
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UFO whistleblowers tell Congress 'we are not alone in the cosmos'
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It would be easier to find aliens in a parallel universe than in our own, new multiverse study claims
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Does alien life need a planet to survive? Scientists propose intriguing possibility
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Father-daughter team decodes 'alien signal' from Mars that stumped the world for a year
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Alien civilizations are probably killing themselves from climate change, bleak study suggests
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'Space trash' will lead us to intelligent aliens, Harvard astrophysicist Avi Loeb says
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NASA delays historic Artemis missions — yet again
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Europe launches twin spacecraft to make daily solar eclipses in space. Here's what to know about Proba-3.
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Astronauts baffled by 'unexpected odor' leaking from Russian spacecraft docked at ISS
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ISS dodges its 39th piece of potentially hazardous space junk. Experts say it won't be the last.
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NASA warns of potential 'catastrophic failure' on leaking ISS — but Russia doesn't want to fix it
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Students' 'homemade' rocket soars faster and farther into space than any other amateur spacecraft — smashing 20-year records
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Space Force's mysterious X-37B begins 'aerobraking' to lower orbit. Here's how it works.
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World's 1st wooden satellite arrives at ISS for key orbital test
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Death of alien-hunting Arecibo Telescope traced to cable issues 3 years earlier, 'alarming' report finds
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