Curiosity has been exploring a region filled with boxwork formations, which formed billions of years ago when water leaked ...

NASA will roll its Artemis 2 moon rocket off the launch pad on Wednesday (Feb. 25) to deal with a glitch, and you can watch the long trek live.

Kennedy Space Center Visitor Complex officials are planning a new 55,000-square-foot attraction code-named Project Aero near space shuttle Atlantis.

President Donald Trump’s State of the Union address tonight at 9 p.m. ET is likely to be a test run of the message Republicans will give to voters in November’s elections for control of the House ...

Surgery in UC Hospital operating room, 1924. This photograph from 1924, taken in one of the operating rooms at the University of California Hospital (present day UCSF), is spare and almost austere.

More than a week has gone by since SpaceX helped restore a full crew of astronauts at the International Space Station.

NASA’s efforts to get the Artemis II mission off the ground have stalled once again, as engineers navigate a new issue with the rocket set to launch four astronauts on a history trip around the moon.

NASA took another crack at fueling its giant moon rocket Thursday after leaks halted the initial dress rehearsal ...

Fresh observations from the James Webb Space Telescope show how vivid auroras surge through Uranus’s tilted magnetic field ...

There’s a thin layer of human-made stuff enrobing the planet. A data dive into the anthroposphere. Earth’s a medium-size rock ...

It is not every day that I can sit down and talk with a former NASA astronaut and member of the United States Astronaut Hall of Fame, but that is exactly what happened when I recently met and talked ...