The complex chemical structures found in a meteorite from Mars, which scientists in 1996 hailed as possible evidence of past life on the planet, can be reproduced quite simply in […]
Astrogeology
Posted inArctic / Antarctic / Alpine, Astrochemistry, Astrogeology, Atmospheres, Climate, Weather, Habitable Zones, Mars, Meteorites & Asteroids
Mars May Be Even Wetter Than It Was Last Week
In less than a week, our collective understanding of the amount of water on Mars has been totally revamped. First there was the announcement that liquid water is apparently at […]
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 inAstrobiology (general), Astrogeology, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Imaging & Spectroscopy, Mars, Missions & Hardware
Mars, Like Earth, is not a Simple Planet to Understand
(Editor’s note: originally published on NASAWatch.com) Today, a group of scientists sat before the world on TV and said “I don’t know”; “I am confused”; and “I laid awake at […]
Posted inAstrogeology, Biosignatures & Paleobiology, Fossils & Paleontology, Mars, Meteorites & Asteroids, Press Release
New Studies Of Martian Meteorite Launched
The National Science Foundation has awarded grants for seven new projects to study Martian meteorite ALH84001 in greater depth. The grants are part of a coordinated program with NASA to […]
Posted inAnalog Studies, Arctic / Antarctic / Alpine, Astrogeology, Away Teams & Field Reports, Biosignatures & Paleobiology, Cryobiology, Dale Andersen's Field Reports, Exploration Gear & Tech, Extremeophiles and Extreme Environments, Fossils & Paleontology, Habitable Zones, Microbiology & Virology, Status Report
Dale Andersen’s 1996 Antarctic Field Research Photo Album Volume 3
Editor’s note: This is a revised version of the original website that was first posted – from Antarctica – in 1996.
Posted inArctic / Antarctic / Alpine, Astrochemistry, Astrogeology, Biosignatures & Paleobiology, Fossils & Paleontology, Mars, Meteorites & Asteroids, Press Release
Meteorite Yields Evidence of Primitive Life on Early Mars
A NASA research team of scientists at the Johnson Space Center (JSC), Houston, TX, and at Stanford University, Palo Alto, CA, has found evidence that strongly suggests primitive life may […]
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 […]
Posted inAstrogeology, Biosignatures & Paleobiology, Mars, Missions & Hardware, Press Release, Robotics/Rovers/UAVs
Viking 1 Examines Martian Soil
Operations have begun at the Viking landing site to dig foot-deep trench in the Martian soil and distribute samples to three instruments.