He piloted Apollo 16 and commanded the shuttle. But he may be best known for the mission he didn't fly: the ill-fated Apollo

For many Indigenous cultures, a solar eclipse honors tradition.

We're about to hit peak Orionid meteor shower! According to NASA, it's one of the most beautiful showers of the year. The

Microbiologist Monsi Roman joined NASA in 1989 to help design the International Space Station. As the chief microbiologist

Scientists are thrilled with the tiny asphalt-black rocks, and most of the sample hasn't even been revealed yet.

A NASA mission called Psyche is about to launch on a mission out to an unusual asteroid that's scientists believe is largely

Black holes may seem like interstellar enigmas, but they hold some key lessons on how to move through the universe.

In 2016, NASA launched a spacecraft to do something rarely attempted before: Collect space rocks from a potentially

NASA's Osiris-REx mission has successfully returned a pristine sample of asteroid back to Earth. This cupful-or-so of space

This theoretical physicist and mathematician drops a new video several times a month, dispensing her dry wit and pithy