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Secret US Spy Satellite Heading to Low-Earth Orbit, SpaceX Launch License Shows -
Virgin Galactic Aims to Fly Space Tourists in 2018, CEO SaysRichard Branson's Virgin Galactic is on track to begin commercial passenger spaceflights before the end of 2018, the company's chief executive said.
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NASA's $200M Spacesuit Problem Threatens Its Deep-Space Exploration PlansNASA is years away from having new spacesuits for its deep-space astronauts despite spending nearly $200 million on three separate development efforts over the past decade.
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A Strange Green Comet Is Heading Our WayComet 45P/Honda-Mrkos-Pajdusakova, returning to the inner solar system after more than five years, will be visible this week with binoculars or a small telescope.
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Boeing Wants to Sell Russian Spaceship Rides to NASAThe unusual agreement could act as insurance for NASA's access to the International Space Station should commercial launches be delayed.
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US Military Develops 'Multi-Object Kill Vehicle' to Blast Enemy NukesThe new weapon is designed to find, track and destroy multiple enemy warheads — even if they are accompanied by decoys.
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'Aliens?!' How the News Will Spread in a Digital AgeThe SETI community is rethinking how reports of extraterrestrial life should be shared with the public.
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Kepler Adds 100 to Galaxy's Planet CountRevamped after a steering system failure, NASA's orbiting telescope still is contributing to the growing inventory of planets beyond our solar system.
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Aliens May Be Out There, But Too Distant For ContactThe Milky Way may be home to some 3,000 extraterrestrial civilizations but the vast distances between our galactic cousins will make contact extremely rare, a new study concludes.
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Did Life Start in a Pond, Not Oceans?The chemistry of life better matches that found in volcanic vents rather than the sea, as Darwin predicted.
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Is E.T. Avoiding Us?E.T. would have had plenty of time to reach us by now. Are we just being ignored?
