Isotopic constraints on lightning as a source of fixed nitrogen in Earth’s early biosphere
Nature » Astrobiology
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9M ago
Spark discharge experiments suggest lightning was not the main source of bioavailable nitrogen for the ..read more
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Phosphorus availability on the early Earth and the impacts of life
Nature » Astrobiology
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10M ago
A review of aqueous phosphorus availability on the Earth’s early surface suggests a range of phosphorus sources ..read more
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Metal-rich stars are less suitable for the evolution of life on their planets
Nature » Astrobiology
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10M ago
Low stellar ultraviolet (UV) radiation leads to low ozone abundances, therefore, less planetary UV protection ..read more
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Distributions of CHN compounds in meteorites record organic syntheses in the early solar system
Nature » Astrobiology
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10M ago
Is phosphorous a limiting factor for life on ocean worlds (e.g. Europa and Enceladus)? Calculated dissolved ..read more
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Phosphate availability and implications for life on ocean worlds
Nature » Astrobiology
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10M ago
Is phosphorous a limiting factor for life on ocean worlds (e.g. Europa and Enceladus)? Calculated dissolved ..read more
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Volcanic Island lightning prebiotic chemistry and the origin of life in the early Hadean eon
Nature » Astrobiology
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11M ago
The early Hadean eon (>4Ga) may have had a periodically ice-covered global ocean and limited subaerial landmass ..read more
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Habitability and sub glacial liquid water on planets of M-dwarf stars
Nature » Astrobiology
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11M ago
A long-standing issue in astrobiology is whether planets orbiting the most abundant type of stars, M-dwarfs, can ..read more
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Insights into the formation and evolution of extraterrestrial amino acids from the asteroid Ryugu
Nature » Astrobiology
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1y ago
Amino acid concentrations from 2 particles returned from different touchdown sites on the surface of Ryugu are ..read more
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Uracil in the carbonaceous asteroid (162173) Ryugu
Nature » Astrobiology
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1y ago
Uracil was identified in the sample returned from the asteroid Ryugu. Having been provided to the early Earth as ..read more
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Orbit-to-ground framework to decode and predict biosignature patterns in terrestrial analogues
Nature » Astrobiology
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1y ago
A nested orbit-to-ground approach for microbial landscape patterns at different scales, tested in the high Andes ..read more
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