SPACE SCIENCE:
Star-Crossed Comet Chaser Eyes New Target
Govert Schilling
UTRECHT, THE NETHERLANDS--Rosetta, Europe's groundbreaking mission to chase and land on a comet, has its sights set on a new target: comet Churyumov-Gerasimenko. Originally due for a launch in January to comet Wirtanen, the $1 billion Rosetta was put on ice due to concerns over the Ariane 5 launcher.