The White House has promised to quadruple nuclear power by 2050. To get there, some closed nuclear plants are coming back ...

The space agency said supernovas typically brighten rapidly over a period of several weeks before they slowly start to dim. This example, however, took months to ...

CAPE CANAVERAL, Fla. — NASA has lost contact with a spacecraft that has orbited Mars for more than a decade. Maven abruptly ...

Astronauts Tom Stafford and Wally Schirra delighted mission control with their rendition of the Christmas classic ...

For the first time, scientists have mapped vast, continent-scale river drainage systems on Mars — ancient networks that may ...

Tom Cruise reportedly avoided seeking a favor from President Donald Trump to facilitate his ambitious project to film a movie ...

A 54-year-old woman was arrested while securing a police clearance after officers discovered there is an existing active ...

NASA has lost contact with one its three spacecraft orbiting Mars, the agency announced Tuesday. Meanwhile, a second Mars ...

Astronomers have sighted the oldest known stellar explosion, dating back to when the universe was less than a billion years ...

The annual orbital rocket launch record on Florida's Space Coast has already fallen by the wayside for the fourth consecutive ...

The claim, which didn't cite when or where NASA supposedly admitted this, came from a frequent purveyor of misinformation.