Large craters with broad central domes are a unique crater morphology on Jupiter’s largest icy moons: Ganymede and Callisto. A new study examines how remnant impact heat may lead to their formation.
NASA
Posted inScience Updates
A Mission to Uranus Requires a Community-Building Effort on Earth
Planning the first mission to Uranus since the 1980s offers an opportunity to build a diverse, interdisciplinary team that spans generations.
Posted inFeatures
The Art of Doing Fieldwork on the Moon
How early-career planetary scientists are preparing to support the astronauts who will return to the lunar surface and beyond.
Posted inNews
Strike-Slip Faults Could Drive Enceladus’s Jets
The back-and-forth motion could also reshape surface geology at the moon’s south pole.
Posted inNews
Mars Mission’s Monetary Roller Coaster Hits New Lows
In February, the NASA research center laid off more than 500 people, citing congressional budget uncertainties over the controversial Mars Sample Return mission. What is its path forward?
Posted inNews
Europa’s Ocean Might Lack the Ingredients for Life
The lack of volcanism and tectonic activity on Europa’s seafloor might hinder the moon’s potential to host living organisms.
Posted inEditors' Highlights
Gas Giants with Fuzzy Cores
New measurements of Jupiter and Saturn show that both planets have dense cores that are gradational (fuzzy) and large, rather than small and compact.
Posted inEditors' Highlights
Salty Soil May Release Methane on Mars
Through roving and drilling, Mars Curiosity Rover may be breaking up the ground’s salty, hardened soils that seal methane, possibly causing a temporal, local methane spike.
Posted inEditors' Highlights
Preparing to Meet a Metal-Rich Asteroid
The recently launched ‘Psyche’ mission will explore the eponymous asteroid and determine whether it is a fragment of a planetary core or a primordial, metal-rich body.
Posted inNews
Commercial Lander Touches Down on Moon
The first Intuitive Machines lunar mission carries/carried six scientific payloads from NASA to contribute to the Artemis Program.