Scientists have discovered the most distant - and oldest - galaxy yet, viewing it just 600 million years after the Big Bang.
A Washington State University professor is calling for one-way missions to Mars - and says he'd be happy to volunteer himself.
NASA is pressing ahead with last-minute repairs to the Discovery space shuttle in order to hit the planned November 1 launch date.
Astronomers have spotted what's been confirmed as a collision between two asteroids that took place just last year beyond the orbit of Mars.
Oh, great. The moving men were booked, we'd said goodbye to the neighbors and we'd given away the cat - and now it seems that there may not be a habitable planet orbiting Gliese 581 after all.
Sir Richard Branson's VSS Enterprise spaceship made its first manned free flight yesterday, gliding from 45,000 feet to a textbook landing at Mojave Air and Spaceport.
The Soyuz TMA-01M spacecraft blasted off successfully from Kazakhstan last night, taking three astronauts to the International Space Station.
The European Space Agency (ESA) has embarked on a crusade to get rid of illicit radio broadcasts that are interfering with its observations.
NASA has given the green light to the development and 2013 launch of the Mars Atmosphere and Volatile Evolution (Maven) mission, which aims to investigate how Mars lost so much of its atmosphere.
Competing teams of amateur spaceship-builders are meeting on the Isle of Man this week to discuss their entries for the Google Lunar X Prize competition.
The 'force field' shielding our solar system from cosmic rays has declined in intensity by 10 to 15 percent over the last six months.
The Chinese National Space Administration says its Chang'e-2 lunar probe is ready for launch tonight from the Xichang Satellite Launch Center (XSLC) in Sichuan province.
The US Congress has approved NASA's budget for 2011, funding plans to develop commercial rockets and add one more shuttle flight to the two already scheduled.
Two Russian companies have announced plans to build the first commercial space station, offering trips to private individuals as well as laboratory space for corporate researchers.
Astronomers believe they may have found a habitable planet at last, in the widely-studied Gliese 581 system 20 light years away in the constellation of Libra.
Boeing has received the first signals from its Space Based Space Surveillance (SBSS) satellite following its launch on Saturday night from Vandenberg Air Force Base, California.
An attempt to undock a Russian Soyuz capsule from the International Space Station failed this morning, leaving two Russian and one American astronauts stuck there for another day.
Lockheed Martin (LM) astrophysicists are using Nvidia-powered GPUs to help track ongoing changes in the Sun.
Mars' largest moon, Phobos, may have been blasted off into space by some catastrophe on the planet's surface, say two different scientific studies.
Most of us never get a chance to see the northern lights for real, as they only tend to be visible in the far north - but now there's an alternative.