Finally, the Earth moves a little bit beyond one complete revolution, so the stick again points towards the sun for a second ...

KENNEDY SPACE CENTER — As SpaceX launched the four-person crew of the Fram2 mission on Monday night, it was a takeoff for the history books as they will be the first humans to ever orbit Earth ...

They have arrived! After an extended delay, the Axiom Mission-4 (Ax-4) crew flying aboard SpaceX's Crew Dragon "Grace" pulled ...

Explore the workings of a Space Shuttle in orbit, focusing on its systems, functionalities, and mechanics. This 3D animation ...

CALIFORNIA — The four-person civilian Fram2 mission returned home in a splash down off the coast of California on Friday after being the first humans to orbit Earth's polar regions. Riding in ...

A new interstellar object has been spotted careening into the solar system at an extremely unusual, hyperbolic trajectory. If ...

Stars often whip their planets with solar winds and radiation, pull them ever closer with gravity and sear them with heat.