Photos: European probe Philae lands on comet

Photojournalists standing in front of a giant video screen record the scene as European Space Agency scientists celebrate in Darmstadt, Germany, after the announcement of the first-ever landing by a spacecraft on a comet.  (Daniel Roland / AFP/Getty Images)

Scientists at the French space agency observation center in Toulouse join in the celebration of the landing of Philae.  (Remy Gabalda / AFP/Getty Images)

Scientists at the French space agency observation center in Toulouse applaud news of the landing of the robot craft Philae.  (Remy Gabalda / AFP/Getty Images)

A model at the European Space Agency control center in Darmstadt, Germany, illustrates how the landing craft Philae perched on comet 67p.  (Arne Dedert / EPA)

Scientists at the French space agency observation center in Toulouse wait for pictures to be transmitted from comet 67p by the European Space Agency’s robot craft Philae.  (Remy Gabalda / AFP/Getty Images)

A man takes a photo of a mock-up of the European Space Agency’s robot craft Philae about to land on comet 67p at the French space agency’s observation center in Toulouse.  (Remy Gabalda / AFP/Getty Images)