Earth's orbit is increasingly crowded with nearly 12,952 satellites, with the U.S. leading with 8,530, largely due to ...

Several important websites hosting US national climate assessments have gone offline, hindering access to crucial climate ...

Update: NASA has confirmed the object is an interstellar comet and says it has been officially named 3I/ATLAS.

Anil Menon, an Indian-American astronaut with NASA, has been assigned to his first space mission and will serve as a flight ...