Recently, the James Webb Space Telescope has enabled detailed spectroscopic characterization of sub-Neptune atmospheres.
volcanology
Posted inAstrogeology, Astronomy & Telescopes, Atmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Caves, Craters, Mountains, Subsurface, Lava Tubes, Exoplanets, -moons, -comets, Habitable Zones, Imaging & Spectroscopy, Lava / magma ocean / Volcanic Worlds, Status Report
Chemical Evolution Of An Evaporating Lava Pool
Many known rocky exoplanets are so highly irradiated that their dayside surfaces are molten, and `silicate atmospheres’, composed of rock-forming elements, are generated above these lava pools.
Posted inAstrogeology, Biogeochemical Cycles & Geobiology, Exoplanets, -moons, -comets, Lava / magma ocean / Volcanic Worlds, Status Report
Extreme Weather Variability on Hot Rocky Exoplanet 55 Cancri e Explained by Magma Temperature-Cloud Feedback
Observations of the ultra-short period rocky exoplanet 55 Cancri e (55 Cnc e) indicate that the planet’s dayside infrared radiation fluctuates by a factor of at least six on sub-weekly […]