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Gaia space telescope discovers 55 'runaway' careening away from stellar cluster at 80 times the speed of sound
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Rare illusion gives 'once-in-a-lifetime' comet a seemingly impossible 2nd tail after closest approach to Earth for 80,000 years
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Europa Clipper blasts off: What's next for NASA's biggest-ever interplanetary spacecraft?
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Phew! No 'doomsday' asteroids hide in famous broken comet's debris stream
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Jupiter's Great Red Spot is being squeezed, Hubble Telescope finds — and nobody knows why
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China’s secretive new 'Thousands Sails' satellites are an astronomer's nightmare, 1st observations reveal
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Record-breaking ancient spinning galaxy challenges cosmic evolution theories
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Gaia space telescope discovers 55 'runaway' careening away from stellar cluster at 80 times the speed of sound
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Rare illusion gives 'once-in-a-lifetime' comet a seemingly impossible 2nd tail after closest approach to Earth for 80,000 years
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Phew! No 'doomsday' asteroids hide in famous broken comet's debris stream
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Jupiter's Great Red Spot is being squeezed, Hubble Telescope finds — and nobody knows why
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Record-breaking ancient spinning galaxy challenges cosmic evolution theories
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The biggest supermoon of the year is about to rise: When to see the 'Hunter's Moon' at its best and brightest
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Space photo of the week: See the gorgeous Rosette Nebula — before it destroys itself
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'Severe' solar storm that hit Earth Thursday could be 'global phenomenon' with auroras as far south as California
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32 things on Mars that look like they shouldn't be there
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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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If alien life exists on Europa, we may find it in hydrothermal vents
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7 potential 'alien megastructures' spotted in our galaxy are not what they seem
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What could aliens look like?
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32 strange places scientists are looking for aliens
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No, the James Webb Space Telescope probably didn't detect signs of alien life — but it soon could
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Europa Clipper blasts off: What's next for NASA's biggest-ever interplanetary spacecraft?
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China’s secretive new 'Thousands Sails' satellites are an astronomer's nightmare, 1st observations reveal
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Why NASA is sending the Europa Clipper to search for aliens near Jupiter
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NASA shuts off Voyager 2 science instrument as power dwindles
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SpaceX's Falcon 9 rocket grounded for the 3rd time in 3 months following 'off-nominal' crash-landing in the ocean
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Newest Starlink satellites are leaking even more radiation than their predecessors — and could soon disrupt astronomy
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Russian cosmonaut returns to Earth after completing record-breaking 1,111th day in space
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ESA's JUICE spacecraft confirmed Earth is habitable. Here's why
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NASA's Voyager 1 probe swaps thrusters in tricky fix as it flies through interstellar space
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