... Credit Copyright: Elisabetta Bonora Marco Faccin ( Alive Universe Images ) Explanation: Spacecraft Rosetta continues to approach, circle, and map Comet Churyumov-Gerasimenko. Crossing the inner Solar System for ten years to reach the vicinity of the comet last month, the robotic spacecraft continues to image the unusual double-lobed comet nucleus . The reconstructed-color image featured, taken about 10 days ago, indicates how dark this comet nucleus is. ... NASA Official: Jay Norris. ...