SpaceUp and at 'em: Rosetta craft gaining on target comet After a mysterious half-hour delay, the Rosetta spacecraft has phoned home that it is alive and well – and has started chasing comet Churyumov-Gerasimenko 51¶¯Âþ
SpaceChristmas Eve spacewalk a success for NASA A "mini blizzard" of toxic ammonia was the only hiccup for NASA astronauts, who have repaired a damaged cooling pump on the International Space Station 51¶¯Âþ