From Sept. 7-12, PSI scientists gathered in Helsinki, Finland with planetary science colleagues for a joint science meeting between the Europlanet Science Congress (EPSC) and the U.S.-based Division ...

The winds of Mars sculpt and shape sand into wave-like dunes. Much of what is known about how sand dunes move around the surface is based on images taken by the HiRISE camera onboard the Mars ...

The MESSENGER mission to Mercury discovered the unexpected presence of volatile elements – such as sulfur, sodium, chloride and even water hidden in permanently shadowed regions in craters near the ...

Mars is more than a dusty, red planet. Some parts of its surface can resemble the folds and ridges of the human brain or ocean corals. Scientists have dubbed such Martian surface features ‘brain coral ...