MARTIAN HILLS What forces shaped the complex layers in these Martian hills? One
theory suggests the lower areas are made of older rock, like
sedimentary rock on Earth.
ICE AND FIRE Only the hardiest eclipse chasers made the trip last month to see the moon block out the sun over Antarctica.
A SPARKLING DIAMOND By combining three filtered images captured by their specialized telescope, scientists from the Solar and Heliospheric Observatory (SOHO) were able to produce this dazzling image of the sun.