NASA astronaut Suni Williams retires after 27-year career, 608 days in space, and nine-month ordeal aboard malfunctioning ...
The rocket is about to traverse four miles to the launchpad — at about 1 mph.
Circling 250 miles above the ground at an eye-watering 28,000 km/h, NASA's International Space Station (ISS) is one of mankind's most incredible engineering feats. This cutting-edge science laboratory ...
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