When it comes to space travel, Albert Einstein's theory of relativity is a major inconvenience. With the laws of physics ...

On Tuesday, two NASA astronauts who had been in orbit since June, Suni Williams and Butch Wilmore, splashed down in calm, ...

NASA astronaut Don Pettit captured this stunning long-exposure view of Earth and stars from space at night from the ...

Netflix offers many atmospheric and action-packed space sci-fi series and movies. From epic movies like Zack Snyder’s Rebel ...

In a scene straight out of a sci-fi movie, astronauts returning from an extended space mission were greeted by an unexpected ...

The White House also tweeted that President Trump had kept his promise of bringing back the two astronauts to Earth ...

Images from the Hera mission show the object in remarkable detail — a small island gliding above the crater-scarred Martian ...