This year brought remarkable cosmic breakthroughs, and these are the most significant space discoveries that captured the ...

Astronomers using the Subaru Telescope in Hawaiʻi have discovered a massive planet and a brown dwarf orbiting distant stars.

Every year, scientists discover something new and amazing about the universe. Some of these you'll hear about no problem, but just as many will never get enough coverage to become general knowledge.

Following a more than three-month delay due to technical problems, NASA's space shuttle Discovery will make its final flight Feb. 24 from Kennedy Space Center in Florida carrying two University of ...

A new front has opened in the battle over space shuttle Discovery, and the fight has made its way to the Justice Department. The two Texas Senators trying to mandate the relocation of Discovery from ...

Even in retirement, the space shuttle Discovery exudes power, seen across a hangar crowded with planes and jets at its museum home in Chantilly, Va. Charred and worn from its record 39 missions to ...

CAPE CANAVERAL, Fla. -- Spacewalking astronauts doing construction work outside the International Space Station yesterday made a disturbing discovery. They found what appear to be metal shavings ...