Interactive Rosetta is attempting to become tenth spacecraft to orbit and land on a comet . Rosetta 10-year mission has taken Philae of miles across solar system . Scientists hope to learn more about the composition of comets . The robotic lander Rosetta billions is due to touch down in thousands of years .
Rosetta is attempting to become tenth spacecraft to orbit and land on a comet . Rosetta 10-year mission has taken Philae of miles across solar system . Scientists hope to learn more about the composition of comets . The robotic lander Rosetta billions is due to touch down in thousands of years .