BERLIN - Scientists say a space probe aiming to become the first to land on a comet has taken images that appear to show its target could actually be two separate lumps of rock and ice flying in tandem.
Associated Press: Comet-chasing space probe makes surprise discovery
This image of Comet C/2001 Q4 (NEAT) was taken at Kitt Peak National Observatory near Tucson, Ariz. in 2004.
