
Astronomers have made the most extensive study yet of how magnetically active stars are when they are young. This gives…

Colleen Hartman, director of physics, aeronautics, and space science at the National Academies of Science , left, and NASA Administrator…

A SpaceX Falcon 9 rocket with the Surface Water and Ocean Topography (SWOT) spacecraft onboard is seen as it rolls…

The city lights of Dubai, United Arab Emirates, are pictured from the International Space Station.

The city lights of Doha, Qatar, are pictured from the International Space Station.

The waning gibbous Moon above the Indian Ocean is photographed from the International Space Station.

Astronaut Frank Rubio swaps samples inside the Microgravity Science Glovebox for the Pore Formation and Mobility Investigation.

Astronaut Nicole Mann removes a small satellite deployer from the Multi-Purpose Experiment Platform inside the Kibo laboratory module’s airlock.

Astronauts Nicole Mann and Koichi Wakata remove a small satellite deployer in the Kibo laboratory module.