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'Fireball' meteor discovered hours before exploding above Niagara Falls was the smallest asteroid ever seen
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Thanksgiving auroras? Solar storm likely to hit Earth on Thursday and Friday, NOAA warns
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'Baby' exoplanet, equivalent to 2-week-old infant, is the youngest alien world ever spotted — and it's orbiting a wonky star
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Constellations quiz: Can you name all the animals, objects and mythological figures hiding in the night sky?
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Astronauts baffled by 'unexpected odor' leaking from Russian spacecraft docked at ISS
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Samples of 'alien' asteroid Ryugu are crawling with life — from Earth
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NASA spots 'flame-throwing Guitar Nebula' shredding antimatter along a cosmic string
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'Fireball' meteor discovered hours before exploding above Niagara Falls was the smallest asteroid ever seen
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Thanksgiving auroras? Solar storm likely to hit Earth on Thursday and Friday, NOAA warns
-
'Baby' exoplanet, equivalent to 2-week-old infant, is the youngest alien world ever spotted — and it's orbiting a wonky star
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Samples of 'alien' asteroid Ryugu are crawling with life — from Earth
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NASA spots 'flame-throwing Guitar Nebula' shredding antimatter along a cosmic string
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'Behemoth star' captured in spectacular close-up image — and it's on the brink of exploding
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DealsSave $980 on the beautiful and powerful Unistellar eVscope 2
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Solar maximum just knocked 3 satellites out of orbit. Here's why more may be on the way.
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Earth's '2nd moon' escapes our planet's orbit — will it ever return?
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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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Infamous 'Wow! signal' that hinted at aliens may actually be an exceptionally rare cosmic event
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SETI searches for alien life in over 1,000 galaxies using unexplored radio frequencies
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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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North Korea launches intercontinental ballistic missile to space, reaches record altitude
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Voyager 1 loses contact with NASA, turns on retro transmitter not used since 1981
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