The Mars Sample Return effort was billions of dollars over budget and not expected to return to Earth with its samples until 2040.

President-elect Donald Trump is expected to announce a $20 billion investment into building data centers in the United States ...

NASA astronaut Don Pettit captured footage of the northern lights as he floated above eastern Canada Sunday. NASA astronaut Don Pettit captured footage of the northern lights as he floated above ...

NASA astronaut Donald Pettit recently posted a video from the ISS, capturing vivid auroras as seen from space. This phenomenon occurs when solar winds interact with the Earth's atmosphere, ...

Auroras are beautiful lights seen near the North and South Poles. If you are near the North Pole, the lights are called ...

Watch NASA astronaut Don Pettit's breathtaking video of the aurora from the International Space Station, showcasing nature's ...

World's oldest person identified as 117-year-old nun who loves soccer Los Angeles Lakers legend Magic Johnson names the ...

NASA astronauts Suni Williams, Don Pettit, Nick Hague, and Butch Wilmore shared a holiday greeting to those back home on ...

In a post shared by NASA on Instagram, Williams, alongside fellow astronaut Don Pettit, donned red Santa hats for a cheerful portrait. “Another day, another sleigh,” the post captioned the December 16 ...

Netizens are raising alarms over the health of NASA astronaut Sunita Williams after the space agency shared a festive photo of her and astronaut Don Pettit aboard the International Space Station.

"Another day, another sleigh," NASA captioned a new Instagram snapshot of Williams and American astronaut Don Pettit flashing smiles while wearing red Santa hats. "Don Pettit and Suni Williams ...