Craters

Heavy rainfall reshaped Mars' surface long ago: Study

The fourth planet from the sun, Mars has geological features like the Earth and moon, such as craters and valleys

Alien alert! Pyramid like structure on Ceres seen in NASA photographs

Something interesting is brewing on the dwarf planet Ceres. The largest asteroid in the asteroid belt that lies between Mars and Jupiter, Ceres has been throwing surprises at scientists. Earlier, Ceres had mystified astronomers with its bright spots. Now, it's Pyramids!

NASA's GRAIL reaches lunar orbit, prepares to study moon

Exploring the moon with a fresh, new perspective seems to be NASA’s way of beginning the New Year. Despite ...