NASA astronauts held their own mini-Olympics on the International Space Station to mark the start of the Summer Games here on Earth....
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SpaceX is now eyeing mid- to late August for the launch of the Polaris Dawn astronaut mission, which will feature the first-ever private spacewalk....
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Astronomers have found that Ariel, a moon of Uranus, has some of the most carbon dioxide-rich deposits in the solar system, hinting at a buried water ocean....
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A solar flare on July 23 was even bigger than a previous one that triggered May's global aurora storm, but this one was facing away from Earth on the far side of the sun....
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The Space Gal is headed into orbit, as part of Space for Humanity's Citizen Astronaut Program....
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The four astronauts flying aboard SpaceX Crew Dragon are supposed to launch no earlier than Aug. 18 and splash down near Florida. Future crews will go to the west coast due to space junk concerns....
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Auroras, stars and a fleeting meteor are captured in a mesmerizing new view from the International Space Station....
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Europe's JUICE Jupiter spacecraft will swing past Earth on Aug. 20, and some skywatchers in Southeast Asia and the Pacific Ocean region may be able to see it....
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SpaceX plans to launch 23 of its Starlink broadband satellites early Saturday morning (July 27), on the company's first mission since a July 11 failure....
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