Saturn’s largest moon Titan is the only place other than Earth known to have an atmosphere and liquids in the form of rivers, lakes and seas on its surface. Because […]
geology
![[Small portion] NASA’s Curiosity captured this panorama using its Mastcam while heading west away from Gediz Vallis channel on Nov. 2, 2024, the 4,352nd Martian day, or sol, of the mission. The Mars rover’s tracks across the rocky terrain are visible at right. Credit: NASA/JPL-Caltech/MSSS Larger image](https://i0.wp.com/astrobiology.com/wp-content/uploads/2024/11/Mars-Rover-Curiosity-Panorama-Of-Gediz.png?resize=1200%2C720&ssl=1)
Posted inAstrogeology, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Exploration Gear & Tech, Imaging & Spectroscopy, Mapping, Geodesy, Cartography, Bathymetry, Mars, Missions & Hardware, Press Release, Robotics/Rovers/UAVs
Mars Rover Curiosity Panorama Of Gediz Vallis Channel
NASA’s Curiosity rover is preparing for the next leg of its journey, a monthslong trek to a formation called the boxwork, a set of weblike patterns on Mars’ surface that […]
Posted inAnalog Studies, Arctic / Antarctic / Alpine, Astrogeology, Away Teams & Field Reports, Biosignatures & Paleobiology, Caves, Craters, Mountains, Subsurface, Lava Tubes, Exploration Gear & Tech, Fossils & Paleontology, Habitable Zones, Mapping, Geodesy, Cartography, Bathymetry, Mars, Microbiology & Virology, Press Release, Sample Return, Tricorders & Sensors
Away Team Update: Exploring Volcanic Caves To Advancing The Search For Life On Mars
Through the intricate study of lava tubes — caves formed following volcanic eruptions when lava cools down — an international team of researchers has uncovered clues about Earth’s ancient environments […]
Posted inAstrogeology, Astronomy & Telescopes, Biogeochemical Cycles & Geobiology, Exoplanets, -moons, -comets, Imaging & Spectroscopy, Status Report
Potential For Observing Geological Diversity From Mid-infrared Spectra Of Rocky Exoplanets
The James Webb Space Telescope can potentially explore the geological diversity of the surfaces of rocky exoplanets, especially due to its access to mid-infrared wavelengths.
Posted inAstrogeology, Atmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Exoplanets, -moons, -comets, Mars, Mercury, Moon, Status Report, Venus
Terrestrial Planet Surfaces And Interiors
Rocky planets in our Solar System, namely Mercury, Venus, Earth, Mars, and the Moon, which is generally added to this group due to its geological complexity, possess a solid surface […]
Posted inAstrogeology, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Caves, Craters, Mountains, Subsurface, Lava Tubes, Fossils & Paleontology, Imaging & Spectroscopy, Mars, Press Release, Robotics/Rovers/UAVs
Perseverance Observes Unusual White Float Rocks On Mars
During its recent exploration of the crater rim, Perseverance diverted to explore a strange, scattered field of bright white rocks which sparked the interest of the team scientists.
Posted inAstrochemistry, Astrogeology, Atmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Exoplanets, -moons, -comets, Lava / magma ocean / Volcanic Worlds, Press Release, Water/Hycean Worlds & Oceanography
Scientists Compile Library For Evaluating Exoplanet Water
By probing chemical processes observed in the Earth’s hot mantle, Cornell scientists have started developing a library of basalt-based spectral signatures that not only will help reveal the composition of […]
Posted inAstrogeology, Biochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Extremeophiles and Extreme Environments, Habitable Zones, Mapping, Geodesy, Cartography, Bathymetry, Microbiology & Virology, Press Release, ROVs/Submersibles/Diving, Sample Return, Tricorders & Sensors, Water/Hycean Worlds & Oceanography
White Smokers On The Floor Of The Dead Sea
The Dead Sea is a highly dynamic system: Its level has been dropping by roughly one meter per year for more than 50 years, because it is cut off from […]
Posted inAtmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Gaia - Planetary Perspectives, Habitable Zones, Mars, Status Report
Behaviors of Martian CO2-driven Dry Climate System and Conditions for Atmospheric Collapses
The present Martian climate is characterized by a cold and dry environment with a thin atmosphere of carbon dioxides (CO2).
Posted inArctic / Antarctic / Alpine, Astrogeology, Atmospheres, Climate, Weather, Away Teams & Field Reports, Biochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Caves, Craters, Mountains, Subsurface, Lava Tubes, Fossils & Paleontology, Habitable Zones, Mapping, Geodesy, Cartography, Bathymetry, Origin & Evolution of Life, Press Release, Robotics/Rovers/UAVs, ROVs/Submersibles/Diving, Sample Return
Marine Mineral Formations in the Arctic Ocean Challenge Existing Geologic Theories
A new study from USGS describes a previously unknown process of marine mineral formation in the Arctic Ocean, driven by frictional heating along tectonic faults rather than by hydrothermal activity.