Hanneke Weitering

Kathy Lueders, the first woman to lead NASA's human spaceflight program, will helm the agency's return to the moon.

NASA has completed its investigation into Boeing's problematic first test flight of a Starliner crew capsule as the company and agency look toward a second test flight sometime this year.

Two NASA astronauts will venture outside the International Space Station for a spacewalk today (July 1), and you can watch it live online.

Virgin Galactic successfully completed a second test flight of its SpaceShipTwo space plane from the company's New Mexico spaceport on Thursday (June 25).

She expects 'really big things' from future women in space.

SpaceX founder Elon Musk was choked up with emotion after his company successfully launched astronauts to space for the first time on Saturday (May 30).

It was "huffing and puffing" on the way to orbit, astronauts say.

Mark your calendars!

If it weren't for the weather, SpaceX would have made history Wednesday (May 27). Now the company will have to wait another three days to try again — if Mother Nature cooperates.

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.

The stakes have never been higher for SpaceX, which is poised to become the first commercial spaceflight company to launch NASA astronauts to space on Wednesday (May 27).

SpaceX is officially "go" to launch two NASA astronauts to the International Space Station this week after the final launch readiness review. But some bad weather could potentially cause delays.

On the eve of his historic launch on a SpaceX Crew Dragon spacecraft, NASA astronaut Bob Behnken got ready for the big day by launching a rocket of his own.

Two NASA astronauts will make history this month when they fly to the International Space Station in a SpaceX Crew Dragon capsule. But how long their mission will last has yet to be determined.

Space.com spoke with NASA's former human spaceflight chief Doug Loverro, who abruptly resigned on the eve of a historic launch with little explanation.

NASA has renamed its Wide Field Infrared Survey Telescope (WFIRST) to honor the renowned astronomer Nancy Grace Roman, also known as the "mother of Hubble."

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 today.

Rivers could have been raging on ancient Mars for hundreds of thousands of years, a new study finds.

The moon will make a close approach to Jupiter and Saturn in the predawn sky on Tuesday, May 12, 2020.

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.

If two black holes tango in space but astronomers cannot see them, can we still admire their flashy dance moves?

A big asteroid will safely fly by Earth early tomorrow morning (April 29), and you can watch it approach our planet in real time tonight with a free webcast from the Slooh online observatory.

Venus, the most brilliant planet in the night sky, will be shining at its brightest tonight (April 28).

The huge "potentially hazardous" asteroid 1998 OR2, which will safely fly by Earth on April 29, appears to have brought its own face mask for its close encounter with our pandemic-ridden planet.

Russia will launch a cargo resupply spacecraft to the International Space Station today (April 24), and you can watch the launch and docking live online.