(The H4-Index of Astrobiology is 25. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 500 papers]. The publications cover those that have been published in the past four years, i.e., from 2019-09-01 to 2023-09-01.)
The Hot Spring Hypothesis for an Origin of Life209
Earth's Impact Events Through Geologic Time: A List of Recommended Ages for Terrestrial Impact Structures and Deposits90
Phosphine as a Biosignature Gas in Exoplanet Atmospheres77
Oxia Planum: The Landing Site for the ExoMars “Rosalind Franklin” Rover Mission: Geological Context and Prelanding Interpretation76
Hydrothermal Chemistry and the Origin of Cellular Life60
Oxygenation, Life, and the Planetary System during Earth's Middle History: An Overview56
Toward the RNA-World in the Interstellar Medium—Detection of Urea and Search of 2-Amino-oxazole and Simple Sugars56
The Venusian Lower Atmosphere Haze as a Depot for Desiccated Microbial Life: A Proposed Life Cycle for Persistence of the Venusian Aerial Biosphere55
Deciphering Biosignatures in Planetary Contexts55
Paleo-Rock-Hosted Life on Earth and the Search on Mars: A Review and Strategy for Exploration50
Terrestrial Hot Spring Systems: Introduction48
The Role of Meteorite Impacts in the Origin of Life48
Mars Extant Life: What's Next? Conference Report44
The Case for Ancient Hot Springs in Gusev Crater, Mars44
First Detections of Dichlorobenzene Isomers and Trichloromethylpropane from Organic Matter Indigenous to Mars Mudstone in Gale Crater, Mars: Results from the Sample Analysis at Mars Instrument Onboard43
Ceres: Astrobiological Target and Possible Ocean World40
Fluvial Regimes, Morphometry, and Age of Jezero Crater Paleolake Inlet Valleys and Their Exobiological Significance for the 2020 Rover Mission Landing Site38
Phosphine on Venus Cannot Be Explained by Conventional Processes34
Venus, an Astrobiology Target31
Elements for the Origin of Life on Land: A Deep-Time Perspective from the Pilbara Craton of Western Australia30
Morphological and Spectral Diversity of the Clay-Bearing Unit at the ExoMars Landing Site Oxia Planum30
Discriminating Abiotic and Biotic Fingerprints of Amino Acids and Fatty Acids in Ice Grains Relevant to Ocean Worlds29
Analog Experiments for the Identification of Trace Biosignatures in Ice Grains from Extraterrestrial Ocean Worlds29
Cometary Delivery of Hydrogen Cyanide to the Early Earth25
The Intersection of Geology, Geochemistry, and Microbiology in Continental Hydrothermal Systems25