Slope streaks of different sizes and shapes are a common feature on the surface of Mars, but scientists disagree about the mechanisms for their formation and development.Read More »Planetary Sciences
The soon-to-launch satellite will measure the height and thickness of sea ice, glaciers, ice sheets, and permafrost around the world to an unprecedentedly high precision.Read More »Planetary Sciences
New radar observations and refined illumination maps reveal uneven water ice deposits twice the size of those found around the planet’s north pole, suggesting the source may be a recent comet impact.Read More »Hydrology, Cryosphere & Earth Surface
The Fifth International Planetary Dunes Workshop: From the Bottom of the Oceans to the Outer Limits of the Solar System; St. George, Utah, 16–19 May 2017Read More »Planetary Sciences
Irradiation-induced color changes in sodium chloride could reveal whether it came from ocean water mixing with surface water, a key component of the moon’s potential to support life.Read More »Planetary Sciences
Images from the rover’s pioneering encounter with sand dunes on Mars constrain wind speeds required to move sand in the thin Martian atmosphere.Read More »Ocean Sciences