NASA astronaut Don Pettit -- NASA’s oldest active astronaut at 69 -- arrived at the station last week on his fourth trip to ...

Ahead of the next launch, look back at previous Blue Origin spaceflights that included Michael Strahan, William Shatner and ...

Pettit posted his striking footage on social media on Tuesday. The American astronaut used a wide-angle lens to get the ...

The changes in ocean chemistry were gradual. The Archaean period lasted 1.5 billion years. This is more than half of Earth’s ...

Per Good Morning America, Perry and her crew will undergo final training sessions at their rocket’s launch site in Van Horn, Texas, a few days ahead of the flight. The outlet reported that the crew ...

The Blue Ghost lunar lander ... Few humans have ever witnessed a solar eclipse from outer space. In 1966, Gemini XII ...

With patches of blue sky peeking through a mostly overcast sky, SpaceX launched 27 Starlink Internet satellites into ...

Dr. Mae Jemison, the first woman of color in space, shares wisdom and encouragement with "CBS Mornings" co-host Gayle King ...

The historic mission's crew consists of prominent and well-known women - popstar Katy Perry, television presenter Gayle King, ...