Pyroxene
Posted inAstrogeology, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Caves, Craters, Mountains, Subsurface, Lava Tubes, Desert Worlds, Exploration Gear & Tech, Imaging & Spectroscopy, Mapping, Geodesy, Cartography, Bathymetry, Mars, Missions & Hardware, Robotics/Rovers/UAVs, Status Report

In Situ Carbonation of Sedimentary and Igneous Rocks of Ultramafic Composition in Jezero Crater, Mars

by Keith Cowing

Over 3.5 years of exploration in Jezero Crater, the Perseverance rover has explored several geological units of diverse origins and natures, performing multi-technique remote analyses of the chemistry and mineralogy […]

Posted inAstrochemistry, Astrogeology, Biochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Comets and Asteroids, Icy Worlds, Imaging & Spectroscopy, Meteorites & Asteroids, Missions & Hardware, Planetary Protection & Biosafety, Sample Return, Status Report

Tianwen-2 Target Asteroid (469219) Kamo’oalewa Probably Develops An Itokawa-compositional But Ultra-highly Space-weathered Surface

by Keith Cowing

China’s Tianwen-2 mission plans to return samples from a small, rapidly spinning Earth quasi-satellite (469219) Kamo’oalewa. Previous studies linked Kamo’oalewa to lunar composition and origin.

Posted inAnalog Studies, Arctic / Antarctic / Alpine, Biosignatures & Paleobiology, Caves, Craters, Mountains, Subsurface, Lava Tubes, Habitable Zones, Mars, Missions & Hardware, Origin & Evolution of Life, Planetary Protection & Biosafety, Press Release, Robotics/Rovers/UAVs

Perseverance Rover Uncovers Clues To Ancient Martian Chemistry

by Keith Cowing

NASA’s Perseverance Rover spent three years exploring the floor of Jezero Crater, located just north of the Martian equator.

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

by Keith Cowing

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, Biogeochemical Cycles & Geobiology, Caves, Craters, Mountains, Subsurface, Lava Tubes, Comets and Asteroids, Fossils & Paleontology, Mapping, Geodesy, Cartography, Bathymetry, Meteorites & Asteroids, Press Release

Understanding The Structure Of Ancient Earth

by Keith Cowing

A team of researchers has made strides in understanding the formation of massif-type anorthosites, enigmatic rocks that only formed during the middle part of Earth’s history. These plagioclase-rich igneous rock […]

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