Virgin Galactic has showcased its twin-fuselage WhiteKnightTwo aircraft at the EAA AirVenture convention in Wisconsin. The independently designed Knight is expected to transport Virgin's SpaceShipTwo to 50,000 feet, where the latter craft will detach and blast into space under its own power.

The space shuttle Endeavour successfully undocked from the International Space Station (ISS) at 1:26 p.m. EDT. According to NASA, the station was reoriented for undocking, while open docking latches subsequently allowed Endeavour to drift free.

Astronauts on the Space Shuttle photographed this magnificent sunrise over the Earth last week.

Saturn's moon Enceladus may have an ocean of water, kept liquid by ammonia, say scientists.

On July 20, 1969 Neil Armstrong and Buzz Aldrin become the first humans to land on the moon. Exactly 40 years later, you can simulate that experience, well almost, with footage released by NASA that has been integrated in Google’s Earth application. There is a new Moon section in Earth, which lets users explore the moon in a similar way as Earth.

Six Apollo astronauts held a news briefing in Washington earlier today to commemorate the 40th anniversary of the first lunar landing. And what they said wasn't necessarily what their bosses wanted to hear.

The 13-strong crew of the ISS has been inconvenienced by the failure of the station's main toilet.

The space shuttle Endeavour has successfully docked with the ISS (International Space Station) Harmony node. According to NASA, Commander Mark Polansky docked Endeavour at 1:47 p.m. EDT while flying approximately 220 miles above the Gulf of Carpentaria, off the north coast of Australia.

We've all done it - taped over our wedding video, or our childrens' first steps. But those tapes weren't of international importance.

NASA remains tight light about a possible damage to the space shuttle, which may have been caused by falling debris during yesterday’s launch. However, NASA said that the shuttle crew is inspecting the heat shield, which should be completed by about 6:30 p.m. EDT.

The space shuttle Endeavour and its crew of seven astronauts have reached orbit after a successful launch from NASA's Kennedy Space Center in Florida. The near perfect liftoff was slightly marred by several pieces of debris falling off the external fuel tank onto the orbiter.

There is a 60% chance that Endeavour will liftoff to its STS-127 mission on Wednesday, NASA said.

Yesterday, six Russian and European astronauts walked out of an isolation chamber after 105 days carrying out a simulated Mars mission.

Herschel has started making test observations with all its instruments, and the first pictures are in.

NASA has confirmed that launch countdown operations for the space shuttle Endeavour remain on schedule. The shuttle is expected to lift off from Florida's Kennedy Space Center on Saturday at 7:39 p.m. EDT.

Cosmologists have discovered two supernovae further away than any previously detected, by using a new technique that could help find other dying stars at the edge of the universe.

The US civil space program should focus more on looking after the Earth, the National Research Council (NRC) has warned.

Mars is a lot like Earth, from its landscape and soil right down to its snowy weather, data from the Phoenix lander reveals. 

US company Terrestar used an Ariane rocket to blast the world's biggest commercial satellite into space.