NASA

Spacewalking astronauts have replaced a broken antenna outside the International Space Station after getting NASA’s all-clear for orbiting debris.

NASA launched a spacecraft Tuesday night on a mission to smash into an asteroid and test whether it would be possible to knock a speeding space rock off course if one were to threaten Earth.

NASA reports up to 99.1% of the moon will be in the shadow of the Earth.

When NASA astronaut Jessica Watkins launches to the International Space Station next year, her debut spaceflight will make history.

Russian officials on Tuesday rejected accusations that they endangered astronauts aboard the International Space Station by conducting a weapons test that created more than 1,500 pieces of space junk.

Even a fleck of paint can do major damage when orbiting at 17,500 mph — something big, upon impact, could be catastrophic.

NASA astronaut Megan McArthur, a UC San Diego and Scripps Institution of Oceanography alumna who in April left Earth for a six-month stay at the International Space Station, didn’t let space stop her from getting her taco fix.

A SpaceX launch has been delayed because of a ‘minor medical issue’ involving one of the four astronauts

NASA is debating whether to try to fix a jammed solar panel on its newly launched Lucy spacecraft, en route to explore asteroids.

A NASA spacecraft named Lucy has rocketed into the sky with diamonds on a 12-year quest to explore a record-setting eight asteroids

Costa Rican American astronaut Franklin Chang-Díaz saw the deforestation of the Amazon rainforest and the pollution of the world’s oceans happen over 20 years in trips to space. These days, after making history as the first Latino astronaut to go into space, Chang-Díaz is working on plasma propulsion, a project which could be ready in a few years and drastically...

NASA says it will crash a spacecraft into the moonlet of the Didymos asteroid to change its trajectory, a test of methods to protect the Earth from hazardous asteroids.

A trailblazing tourist trip to orbit has ended safely with a splashdown in the Atlantic.

This is the 12th spacewalk at the International Space Station this year.

Flying robots from Earth will play an increasingly important part in the exploration of our solar system

Northrop Grumman’s Cygnus cargo ship delivered pizza and other foods to the International Space Station on Thursday.

Scientists have fine-tuned the path of the asteroid Bennu and say the odds of it smacking into Earth are higher than previously thought but still quite low

Here’s your guide to watching the August 2021 Perseid meteor showers tonight. Get details on what time they’ll start, where to look for them and more.

Northrop Grumman is making another supply run to the International Space Station

The paid volunteers will work a simulated Martian exploration mission complete with spacewalks, limited communications back home, restricted food and resources and equipment failures.