Denise Chow

Suni Williams and Butch Wilmore originally planned to stay just a week on the space station, but problems with their Boeing vehicle forced them to remain there until this week.

For astronauts Suni Williams and Butch Wilmore, Friday’s launch means they are closing in on their flight back to Earth after an unexpected nine months in orbit.

Once it does happen, the flight will kick off a series of events culminating in NASA astronauts Suni Williams and Butch Wilmore’s long-awaited trip back to Earth.

Astronauts launching to space will relieve pair who flew on Boeing capsule

NASA's SPHEREx mission is expected to map the entire sky four times over two years, offering a window into how the universe came to be.

Athena, a robotic lander developed by the company Intuitive Machines, aims to look for subsurface water ice near the moon’s south pole.

A little over 8 minutes into the flight, live video showed the upper-stage vehicle spinning in space before all communication was lost.

A fiery explosion ended the system's last test flight, sending debris streaking through the sky and raining over parts of Turks and Caicos.

The robotic lander, dubbed Blue Ghost, aims to touch down on the lunar surface early Sunday. It’s a feat that only one other private company has ever accomplished.

It will be the second lunar mission for a private company that made history a year ago by becoming the first to successfully land on the moon’s surface.