The moon's thin atmosphere, called an exosphere, has been a puzzle to science for some time. Two main processes were thought ...

Draconian budget and staff cuts could mean another Challenger disaster, warn current and former NASA employees.

Purdue University announced the creation of a new prize honoring excellence in space discovery, innovation and human ...

Draconian budget and staff cuts could mean another Challenger disaster, warn current and former NASA employees.

More than six decades after Jack Kirby and Stan Lee created a superhero team to rival the Justice League, the Fantastic Four ...