c/aboringdystopia 3w ago "Somewhere through this web of satellite trails is Comet C/2025 R3 (PanSTARRS)" 533 61
c/news 5d ago As LGBTQ people, particularly transgender people, flee Texas, blue cities like Seattle are seeing an influx of new residents. 284 40
c/technology 2w ago NASA fired up a prototype of its electromagnetic thruster inside a vacuum chamber, reaching power levels of up to 120 kilowatts—the highest achieved in U.S. tests of an electric propulsion system 222 22
c/world 4w ago ‘Is it life? We can’t tell’: Nasa’s Curiosity rover finds organic molecules on Mars 116 9
c/astronomy 3w ago NASA’s Curiosity rover has found 7 diverse organic compounds in a lakebed rock in Mars' Gale crater, 5 of which had never previously been detected on the planet 107 1
c/pics 2w ago Frog blown into the air by the launch of NASA's Lunar Atmosphere and Dust Environment Explorer (LADEE) spacecraft. 2013. 102 10
c/technology 2w ago NASA fired up a prototype of its electromagnetic thruster inside a vacuum chamber, reaching power levels of up to 120 kilowatts—the highest achieved in U.S. tests of an electric propulsion system 67 5