Ten atomic clocks have failed onboard the European Union's Galileo navigation satellites, casting doubt on when the unfinished constellation's next batch of spacecraft will be orbited.

The U.K. government is laying the groundwork for its first spaceport in anticipation of a growing space tourism demand and a growing space plane industry by 2030, according to a new timetable.

Swiss Space Systems plans to launch a new private space plane carrying the space junk-cleaning satellite CleanSpace One by 2018, and the launch just might lift off from North America.

Astronaut Tim Peake will be the first British astronaut in space for the United Kingdom in 20 years.

Mars One aims to land four people on Mars in 2023.

The Swiss Space Systems SOAR space plane will launch from the back of an Airbus A300 jetliner.

Europe aims to collaborate with China on its plans to build a space station by 2020.

The European Space Agency will send its Mars Express spacecraft within 36 miles of the tiny moon.

The European Space Agency has a packed year ahead to work on NASA's new Orion spaceship and its own rockets.

Private spacecraft from SpaceX, Virgin Galactic and others are poised for major test in 2013.

The European Space Agency will provide the service module for NASA's Orion capsule.

Elon Musk wants to help put 80,000 people on the Red Planet.

Voyages to Pluto, Jupiter and Saturn are possible with NASA's SLS rocket in development.

The European Space Agency is developing plans for potential robotic space planes.

The country is also eyeing suborbital point-to-point transportation.