Victor Glover, part of Expedition 64, snapped a “space-selfie” during a spacewalk to upgrade the ISS’s cooling system and ...

NASA is delaying the launch of three missions to study the sun by several months because of issues with the primary payload.

Now, their return is being delayed another month to give SpaceX time to process a new spaceship. NASA and SpaceX are using the new ship, instead of a refurbished one, to expand SpaceX's fleet. Two ...