Scientists wanted to find out whether humans born in space still retained their sense of gravity. So they turned to baby jellyfish ...

NASA astronaut requirements 2026: Becoming a NASA astronaut is a challenging journey. Applicants need specific degrees and experience. Training lasts two years, covering survival, robotics, and flying ...

The universe is a place of unimaginable beauty and wonder—shimmering galaxies that dance across the cosmic stage, nebulae ...

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NASA is making final preparations for two spacewalks at the International Space Station (ISS). It’s been eight long months since the U.S. space agency sent any of its own astronauts into the harsh ...

NASA's Chandra X-ray Observatory has transformed new views of Jupiter, Saturn and Uranus into immersive soundscapes, turning planetary data into audio you can hear.

Mike Fincke said a medical event with him aboard the ISS on Jan. 7 led to Crew-11 ending its mission four months early.