NASA

The decadelong Rosetta mission is due to make history in space Wednesday, if all goes to plan.

SpaceX founder Elon Musk is reported to be in talks to launch 700 light-weight communications satellites that could provide Internet access.

"Interstellar" made its highly anticipated debut in U.S. movie theaters this weekend.

Based on the amount and intensity of background light observed by NASA scientists, half of the stars in the universe might be “orphans.”

The Orbital Sciences rocket, which was carrying a Cygnus cargo spacecraft, burst into flames seconds after liftoff in Virginia on Oct. 28.

The researchers used meteorite samples from NASA to confirm their theory.

Orbital Sciences, which lost $200 million Tuesday, still needs to launch six cargo flights to the International Space Station.

NASA has so far neither asked for assistance nor responded to Russia’s offer.

No one was hurt during the Antares rocket explosion in Virginia Tuesday.

"The eagle has landed," is just one of several audio tracks released by NASA.

Alan Eustace, 57, a Google Inc. senior vice president and veteran pilot, broke a record set by Austrian skydiver Felix Baumgartner.

The study, conducted by a team of MIT researchers, cast doubts over the feasibility of a planned mission to colonize Mars by 2025.

India's Mars orbiter mission was developed at a fraction of the cost spent on NASA's MAVEN probe.

NASA's MAVEN probe will assess whether water on Mars evaporated or froze 3.5 billion years ago.

The SpaceX launch to the International Space Station has been rescheduled for Sunday at 1:52 a.m. EDT: NASA's live stream begins at 12:45 a.m.

The new U.S. program to ferry astronauts to the International Space Station will also accommodate tourists, for a hefty price.

NASA's move is aimed at ending U.S. dependence on Russia to fly crews to the International Space Station by 2017.

Cooperation between the U.S. and Russia on space projects has been jeopardized over the latter's role in the conflict in eastern Ukraine.

Google is backing a second project in the field of quantum computing, based on superconducting electronics, in collaboration with UCSB.

NASA's SLS rocket could bring humans to Mars and asteroids within 20 years, thrilling earlier skeptics.

Perseid meteor shower activity may peak Aug. 12-13 this year, but it might be best viewed around now because of the supermoon in August.