Kelly Dickerson

New research presented at the American Astronomical Society meeting reveals the ingredients needed for Earth-like exoplanets to form.

This incredible time-lapse of Earth from space was created from about 12,500 images taken by ESA astronaut Alexander Gerst during his six-month stay on the International Space Station.

Amateur astronomers captured amazing photos of a bright comet as it raced across the sky this week. See the amazing photos from Tyler Leavitt in Las Vegas and Chad Bakley in Cape May, New Jersey.

Stephen Hawking celebrates his 73rd birthday today.

The six astronauts onboard the International Space Station will ring in the New Year floating 240 miles above the Earth.

NASA has proposed a new citizen science challenge called the 20-20-20 Airship Challenge that calls for high-altitude and long-duration airship designs.

The International Astronomical Union has announced a competition to name five craters on Mercury, and the winners will be announced next spring at the end of the MESSENGER spacecraft's mission.

"Sepideh: Reaching for the Stars" follows a young Iranian woman who dreams of becoming an astronaut but faces obstacles from her conservative country.

NASA released a video with incredible views of the massive coronal mass ejection that erupted from the sun in July 2012.

Physicists have teleported a light particle 15 miles (25 kilometers), making it the farthest quantum teleportation yet.

Dark matter might be made of clouds of energy cracks instead of particles and may be detectable in GPS signals.

New research shows that dark energy may be eating up dark matter and slowing down the rate that the universe is expanding.

A new map reveals the most detailed picture yet of the surface features of the asteroid Vesta.

A new laser instrument developed for the International Space Station is expected to generate incredible 3D maps of Earth's forests.

The new biopic "The Theory of Everything" documents the personal life of cosmologist Stephen Hawking.

NASA tested two rockets with 3D-printed injectors modeled after the rocket that could one day send humans to Mars.

The Rosetta spacecraft has detected some stinky compounds in the cloud of chemicals surrounding Comet 67P/Churyumov-Gerasimenko.

Russian cosmonauts from International Space Station's Expedition 41 crew will complete a six-hour spacewalk on Wednesday (Oct. 22).

NASA engineers, researchers from Brigham Young University and origami expert Robert Lang are developing origami-inspired solar panel arrays that fold and unfold.