NASA astronauts Sunita Williams and Barry "Butch" Wilmore celebrated Christmas aboard the ISS, wearing Santa hats in a photo ...

Superflares release energy levels exceeding those of a trillion hydrogen bombs, dwarfing all previously recorded solar flares ...

The ambient light at the lunar South Pole will severely impact astronauts' ability to perceive hazards and perform tasks ...

Fresh speculations and conspiracy theories have surfaced after Nasa shared a video showing Sunita Williams and other astronauts stranded in space celebrating Christmas in Santa hats and festive attire ...

So, from all of us to all of you, Merry Christmas,” said NASA's Sunita Williams, joined by her fellow astronauts, in a ...

The Philippines endured unusually hot weather, was battered by several tropical cyclones, and even dealt with volcanic ...

To get so close, the Parker Solar Probe had to withstand the sun's extreme heat and radiation like no spacecraft before it.

Detectives and loved ones are looking for an at-risk woman who was last seen in the San Gabriel Valley on Christmas afternoon ...

Stunning new photographs taken by Wellesley College astronomers using the James Webb Space Telescope have unveiled a newly ...

NASA's Parker Solar Probe made its closest approach to the sun on4. But did it survive? We're about to find out.

SpaceX is revolutionizing the exploration of space and the potential for global internet. Compared to NASA, it is a fraction of the cost and appreciably more efficient.