![Pressures determined by ruby fluorescence measurements at different locations within the sample chamber: (a) during powder compaction, (b) after decompression. No ruby fluorescence spectrum was obtained on the sphere marked with an asterisk, likely due to insufficient Cr doping, resulting in an undetectable fluorescence signal. -- [astro-ph.EP]](https://i0.wp.com/astrobiology.com/wp-content/uploads/2026/10/Elastic.png?resize=1200%2C720&ssl=1)
[astro-ph.EP] Titan tholins, complex organic solids synthesized by simulating photochemical processes in Titan’s atmosphere, are widely regarded as analogs to organic surface materials on the Saturnian moon.
Tholins
Posted inAnalog Studies, Astrochemistry, Astrogeology, Atmospheres, Climate, Weather, Biochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Cryobiology, Icy Worlds, Imaging & Spectroscopy, Status Report, Titan
Feeling the Pressure: Effects of Formation Pressure on the Physical Properties of Titan Haze Analogs
The Cassini-Huygens mission detected large negative ions in Titan’s ionosphere at pressures as low as 10−6 torr. These ions ultimately polymerize to form Titan’s complex organic haze particles, which are […]
Posted inAstrogeology, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Habitable Zones, Icy Worlds, Imaging & Spectroscopy, Missions & Hardware, Robotics/Rovers/UAVs, Sample Return, Status Report, Titan, Water/Hycean Worlds & Oceanography
Titan In-situ Resource Utilization (ISRU) Sample Return (TISR)
Titan is unique in the outer solar system in that it is the only moon with a thick atmosphere, and the only body in the solar system outside the Earth […]
Posted inAstronomy & Telescopes, Atmospheres, Climate, Weather, Biochemistry & Organic Chemistry, Exoplanets, -moons, -comets, Habitable Zones, Imaging & Spectroscopy, Press Release
Webb Reveals Details About Exoplanet GJ 1214 b, A Mini-Neptune
After almost 15 years of futile efforts, an international team of researchers involving the Max Planck Institute for Astronomy has determined some of the atmosphere’s properties of the exoplanet GJ […]
Posted inAstrochemistry, Astrogeology, Biochemistry & Organic Chemistry, Press Release, Titan
NASA Awards $680,000 To Study Evolution Of Tholins On Titan
Vincent Chevrier, an associate professor at the U of A Center for Space and Planetary Sciences, has been awarded $680,000 from NASA to study the chemical reactions of complex carbon […]