Petroleum geology
Study of the origin
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| 2025 |
Biosignature
SAM analysis of rocks from Gale Crater found decane, dodecane, and undecane (fatty acids typically found in terrestrial cell membranes), though these may have been delivered by meteorites.
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| 2025 |
Biosignature
NASA plans to launch the Dragonfly mission to Titan, a moon of Saturn, aiming to search for biosignatures and study potential prebiotic chemistry on its organic-rich surface and atmosphere.
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| October 2024 |
Biosignature
NASA launches the Europa Clipper probe, designed to investigate the potential habitability of Europa through multiple flyby missions.
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| September 2024 |
Biosignature
Preliminary analysis of the JCMT-Venus data confirmed a phosphine concentration of 300 ppb at an altitude of 55 km in Venus's atmosphere, representing a significant development in biosignature research.
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| July 2024 |
Biosignature
Perseverance rover discovered kerogen-like compounds in Cheyava Falls, featuring millimeter-sized splotches with iron and phosphate elements often associated with microbial life.
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| September 12 2023 |
Biosignature
NASA announced a significant finding regarding exoplanet K2-18b, revealing the potential detection of dimethyl sulfide, a compound that on Earth is only produced by living organisms, suggesting possible biosignature evidence.
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| 2022 |
Biosignature
Planned launch of the Rosalind Franklin rover mission, with its primary objective of searching for biosignatures on and beneath the Martian surface using a specialized drill capable of collecting samples protected from surface radiation.
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| December 2021 |
Biosignature
Launch of the James Webb Space Telescope, marking a promising next step in the search for biosignatures outside of the Solar System.
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| 2020 |
Biosignature
Phosphine was first detected in trace amounts in the atmosphere of Venus, potentially indicating a biosignature that has no known abiotic source.
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| 2020 |
Biosignature
Mars 2020 rover launched to investigate Mars' potential for past life, geological processes, and to cache samples for potential future return to Earth. The mission specifically aims to search for biosignatures in an ancient Martian environment.
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| 2018 |
Biosignature
At Gale Crater, Curiosity rover discovered Thiophene and polymers (Polythiophene), which are considered possible biosignatures on Mars, though some scientists propose natural sulfur reduction as an abiotic source.
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| 2016 |
Biosignature
The ExoMars Trace Gas Orbiter (TGO) was launched, designed to map methane sources on Mars and support future rover missions by helping select landing sites.
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| 2016 |
Biosignature
Discovery of Proxima Centauri b, the closest potentially habitable exoplanet located 4.2 light-years away from Earth.
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| 2012 |
Biosignature
Hubble Space Telescope captures an image showing evidence of a water vapor plume emerging from Europa's surface.
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This contents of the box above is based on material from the Wikipedia article Biosignature, which is released under the Creative Commons Attribution-ShareAlike 4.0 International License.