Here's a step-by-step explainer of what will happen during SpaceX's first Crew Dragon mission with astronauts, from prelaunch preparations to splashdown.

Annie Glenn, widow of the late NASA astronaut and U.S. Senator John Glenn — the first American to orbit the Earth — has passed away at the age of 100, NASA announced yesterday.

A newfound black hole may be the closest black hole to Earth, and you can spot its cosmic home in the night sky without a telescope.

Here's an update on the coronavirus case counts in South Dakota and the latest news on the COVID-19 outbreak.

After a close encounter with the moon on Sunday (April 26), Venus will be at its greatest brightness of the year on Tuesday (April 28).

The global response to the novel coronavirus pandemic is so intense that it's visible from space.

A large and "potentially hazardous" asteroid is poised to fly by Earth next month, but don't worry — it poses no threat to Earth.

The tiny planet Mercury scooted across the sun's face today (Nov. 11) for the last time until 2032, and skywatchers around the world had the chance to witness the rare celestial event.

A ghastly face with glowing eyes glares in deep space in a new image from the Hubble Space Telescope.

It won't be long before we see the first woman on Mars, and she just might beat the first man there, NASA Administrator Jim Bridenstine said Friday (Oct. 18).

NASA is gearing up for a marathon of spacewalks, and one of them could be the first spacewalk to be conducted entirely by women.

India's daring moon mission, Chandrayaan-2, lost contact just above the lunar surface, dashing Indian dreams of becoming just the fourth country to successfully land on the moon.

The United States Space Command will officially be up and running by the end of the month, Vice President Mike Pence said today (Aug. 20) at a meeting of the National Space Council.

Watch the rocket soar above the Yellow Sea!

Pikachu will go where no (cremated) cat has gone before.

Brilliant displays of Perseid meteors lit up the heavens this past weekend as the annual Perseid meteor shower reached its peak.

If and when humans discover extraterrestrial intelligence, should we expect to find it in the form of biological brains or artificially intelligent robots?

NASA has updated its plans to deflect potentially hazardous Earth-bound asteroids — and none of them involve Bruce Willis.