A striking time-lapse video features the ISS flying above cities at night before passing over a stunning aurora.

NASA astronaut Don Pettit -- NASA’s oldest active astronaut at 69 -- arrived at the station last week on his fourth trip to ...

Movies set in outer space often bend the rules of physics slightly, but they can be more powerful and immersive if they stick to scientific fact.

When US astronauts Barry “Butch” Wilmore and Sunita Williams touched back down to Earth after their prolonged nine-month stint in outer space, captivated viewers were quick to note Williams ...

US astronauts Suni Williams and Barry Wilmore have been stranded in low earth orbit onboard the International Space Station for nine months. Their planned return from their one week mission was ...

A constellation of satellites orbiting 250 miles above Earth’s surface shows how solar and wind have taken off in recent years: Here’s what renewable energy sites looked like eight years ago ...

NASA astronauts Butch Wilmore and Suni Williams finally returned to Earth after spending a total of 286 days in space MIGUEL J. RODRIGUEZ CARRILLO/AFP via Getty It was a momentous homecoming for ...

on Tuesday after nine months at the International Space Station. Wilmore, Williams, NASA astronaut Nick Hague and Russian cosmonaut Aleksandr Gorbunov were greeted by a pod of dolphins that ...

Billionaire and tech titan Elon Musk shared his congratulations to SpaceX and NASA following the rescue of two astronauts stranded at the International Space Station for roughly the past nine months.

As astronauts Butch Wilmore and Suni Williams get their land legs back on Earth, the effects of being stranded in space for nine months — and their recovery — will give scientists a ...

Two NASA astronauts have splashed down off the coast of Florida after spending more than nine months stuck in space. Butch Wilmore and Suni Williams waved as they left their capsule - nearly an ...

NASA’s Suni Williams and Butch Wilmore — who gained international attention as their planned short stay in space stretched into a more than nine-month, politically fraught mission — are ...