June 20, 2019

European space probe makes first landing on a comet

November 12, 2014

After making history as the first spacecraft to touch down on a comet, Europe’s Philae lander collected data on the rugged alien world’s environment and may have rebounded into space before settling back on the surface, scientists said Wednesday.

Video: Mission control celebrates separation as anxiety builds over landing

November 12, 2014

Paolo Ferri, head of mission operations, describes the moment of relief when engineers confirmed the Philae comet lander separated from its Rosetta mothership. But anxiety is building over touchdown after telemetry data raised questions about the status of an important cold gas thruster designed to keep the lander from bouncing off the comet.

Comet landing is a “go” despite thruster problem

November 12, 2014

A potential problem with a rocket thruster designed to keep the Philae lander from bouncing off comet 67P/Churyumov-Gerasimenko after touchdown Wednesday will make the probe’s daring descent even more challenging, officials said.

Live coverage: Philae “falls asleep”

November 11, 2014

The tiny European Philae lander after its historic touchdown on comet 67P/Churyumov–Gerasimenko has apparently ended as batteries depleted and the craft fell asleep Friday night.

Comet lander powered up after electronics glitch

November 11, 2014

Europe’s Philae lander — still latched inside its mothership — has been activated and should be ready for release Wednesday to begin a daring first-ever descent to a comet, the mission’s flight director said.

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