Planetary Surfaces

The dwarf planet is a bizarre, cryovolcanic world. However, the organic deposits discovered on its surface so far are unlikely to originate from its interior. more

Bright yellow deposits in Consus Crater bear witness to dwarf planet Ceres' cryovolcanic past - and revive the debate about its place of origin. more

Experimental petrology or geochemistry more

Data from NASA's Dawn mission, analyzed for the first time, suggest that brine rose from the depths and organic compounds were deposited in Urvara crater. more

Comet 67P/Churyumov-Gerasimenko has reached its closest point to the Sun for the first time since the end of the Rosetta mission and is currently very close to Earth. In this interview, MPS scientists Dr. Holger Sierks and Dr. Carsten Güttler talk about a return to the Rosetta comet, comet simulations in the lab and calibrating 70,000 images. more