The Rosetta spacecraft is approaching its destination: a comet with an irregular shape reminiscent of a rubber duck. Launched in March 2004, Rosetta was built to perform a detailed study of comet ...

The Rosetta craft came within 3,162 km (1,965 miles) of Lutetia, orbiting just beyond Mars. The probe spent several hours shooting images of the irregular shaped space rock, circling more than 450 ...