NEW YORK (AP) — A newly discovered green comet tracked by telescopes has likely broken apart as it swung by the sun, dashing ...

After months without a meteor shower, sky-gazers now have a reason to keep their chins up — the Lyrids are here to kick off ...

NASA’s Lucy spacecraft successfully flew past asteroid Donaldjohanson, collecting data and images of the second of its 11 ...

NASA launched its latest cargo run to the International Space Station early Monday morning. At 4:15 a.m. EDT, a SpaceX Dragon ...

A spot on the sun’s surface will likely disrupt Earth’s magnetic field, pulling the phenomenon to more states, forecasters ...

NASA's Curiosity rover has found iron-rich carbonates on Mars, offering new clues about the planet's ancient climate and ...

Dragon is scheduled to arrive at the space station on Tuesday morning (April 22). SpaceX launched its 32nd cargo mission to ...

But NASA's oldest serving astronaut Don Pettit became a septuagenarian while hurtling toward Earth in a spacecraft to wrap up ...

Veteran NASA astronaut Don Pettit celebrated his 70th birthday as he returned to Earth from a seven-month stay at the ...

As NASA prepares to return to the moon, studying astronaut health and safety is a top priority. Scientists monitor and ...

Don Petit, along with two Russian cosmonauts, touched down in Kazakhstan Saturday evening after a 220-day mission abroad the ...

More states are lining up in a bid to host NASA’s headquarters, but the prize they seek may turn out to be smaller than they ...