Lift off for pioneering nanosats

The first 'Pioneer' mission lifted off early this morning from Sriharikota, India, with the two inventive little nanosatellites now circling the Earth, ready for action.

Astronauts, family mourn humble hero Armstrong

(AP)—Neil Armstrong was a humble hero who saw himself as a team player and never capitalized on his celebrity as the first man to walk on the moon, mourners said Friday outside a private service attended by fellow space ...

Armstrong mourned by Aldrin, fellow astronauts

US astronaut Neil Armstrong's Apollo 11 comrades Buzz Aldrin and Michael Collins paid tribute to their late commander's talent and accomplishments on Saturday, noting that they would miss him.

O, Pioneers! (Part 1): The motes in God's eye

March 2012 marks the fortieth anniversary of the launch of one of the most extraordinary spacecraft ever constructed - Pioneer 10 - the first true deep space probe. The story of the Voyager spacecraft is well known but that ...

Mystery force may be due to mirrors

Portuguese physicists report that they have identified the unknown force whose influence on outward bound interplanetary space probes has puzzled scientists since 1998.