In this handout illustrartion from the European Space Agency (ESA), the Rosetta spacecraft is seen. ESA's Rosetta spacecraft became the first to rendezvous with a comet and will follow it on the journey around the sun. (Getty)
In this handout illustrartion from the European Space Agency (ESA), the Rosetta spacecraft is seen. ESA's Rosetta spacecraft became the first to rendezvous with a comet and will follow it on the journey around the sun. (Getty)