Astronomers claim that at least 45 exoplanets are similar to Earth—from the composition of their atmosphere to the presence of liquid water that can possibly support life.
While Rosetta mission team members are preparing to touch down on the surface for a more up-close view of the comet, Rosetta’s Optical, Spectroscopic and Infrared Remote Imaging System (OSIRIS) is taking a look at the surface from afar. And in the newest batch of images sent back Monday morning, researchers have revealed a large pyramid-shaped boulder standing 82-feet-tall near the intended landing site for Rosetta’s Philae rover.