Posted inAstrochemistry, Astrogeology, Biochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Biophysics, Biosignatures & Paleobiology, Imaging & Spectroscopy, Mars, Meteorites & Asteroids, Microbiology & Virology, Panspermia

British Researchers Try to Challenge Evidence of Mars Meteorite Fossils – But Don’t Make Their Case

In 1996 the world held its breath for a moment as David McKay and Everett Gibson from NASA’s Johnson Space Center revealed evidence which they felt pointed to the distinct […]

Posted inAtmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Fossils & Paleontology, Habitable Zones, Mapping, Geodesy, Cartography, Bathymetry, Mars, Meteorites & Asteroids, Press Release, Water/Hycean Worlds & Oceanography

Mars Once Had Salty Oceans – Just Like Earth

On the same day that NASA was announcing the apparent presence of liquid water near the surface of Mars, another research team announced that Mars once had salty oceans like […]

Posted inAstrogeology, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Caves, Craters, Mountains, Subsurface, Lava Tubes, Habitable Zones, Imaging & Spectroscopy, Mapping, Geodesy, Cartography, Bathymetry, Mars, Press Release

New Images Suggest Present-Day Sources of Liquid Water on Mars

In what could turn out to be a landmark discovery in the history of Mars exploration, imaging scientists using data from NASA’s Mars Global Surveyor spacecraft have recently observed features […]

Posted inAnalog Studies, Arctic / Antarctic / Alpine, Astrogeology, Away Teams & Field Reports, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Caves, Craters, Mountains, Subsurface, Lava Tubes, Desert Worlds, Exploration Gear & Tech, Extremeophiles and Extreme Environments, Fossils & Paleontology, Habitable Zones, Icy Worlds, Imaging & Spectroscopy, Mars, Sample Return, Status Report

The Antarctic Dry Valley Lakes: Relevance To Mars

The similarity of the early environments of Mars and Earth, and the biological evolution which occurred on early Earth, motivates exobiologists to seriously consider the possibility of an early Martian […]

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