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 »Planetary Sciences
New measurements of impact craters on Mercury’s smooth plains suggest that the topography of the solar system’s innermost planet is changing at twice the rate of landforms on the Moon.Read More »Planetary Sciences
A new analysis of exoplanet candidates also reveals a previously unrecognized tendency for smaller exoplanets to grow into two distinct sizes.Read More »Planetary Sciences
The eclipse expert whose photographs appear on the stamp said he is thrilled about the opportunities that the stamp and the eclipse afford to excite people about science.Read More »
The unexpected character of the beams, revealed by NASA’s Juno spacecraft, suggests that the processes that produce Jupiter’s auroras are unlike those on Earth.Read More »Geochemistry, Mineralogy, Volcanology
Thermal convection in deep interiors could be more vigorous in carbide planets than in comparably sized silicate planets, according to new high-pressure measurements of silicon carbide.Read More »Planetary Sciences
Elevating planetary and space sciences across Africa could help nations reach their development goals. Efforts will require collaboration, creativity, efficient planning, and political will.Read More »
Africa has an enormous potential to provide insights into planetary and space sciences, but it has remained largely untapped. Fostering a new generation of scientists promises far-reaching benefits.Read More »Planetary Sciences
