OOIR: Observatory of International Research

Papers

(The H4-Index of Astrobiology is 24. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-06-01 to 2025-06-01.)

Article	Citations
Habitability Models for Astrobiology	145
Spore Survival During Abrasive Saltation on Mars: A Comment on Bak et al.	82
Chapter 10: Planetary Protection—History, Science, and the Future	57
Biogeographical Modeling of Alien Worlds	46
Extremophiles in Earth's Deep Seas: A View Toward Life in Exo-Oceans	44
Life Detection and Microbial Biomarker Profiling with Signs of Life Detector-Life Detector Chip During a Mars Drilling Simulation Campaign in the Hyperarid Core of the Atacama Desert	39
Ultraviolet Resistance of Microorganisms Isolated from Uranium-Rich Minerals from Perus, Brazil	37
Novel Chimeric Amino Acid-Fatty Alcohol Ester Amphiphiles Self-Assemble into Stable Primitive Membranes in Diverse Geological Settings	37
Deoxyribonucleic Acid Extraction from Mars Analog Soils and Their Characterization with Solid-State Nanopores	35
Hydrothermal Regeneration of Ammonium as a Basin-Scale Driver of Primary Productivity	34
Self-Shielding Enhanced Organics Synthesis in an Early Reduced Earth’s Atmosphere	33
Proteomic Insights into Psychrophile Growth in Perchlorate-Amended Subzero Conditions: Implications for Martian Life Detection	32
The Call for a New Definition of Biosignature	31
Scientific Targets of Tanpopo: Astrobiology Exposure and Micrometeoroid Capture Experiments at the Japanese Experiment Module Exposed Facility of the International Space Station	31
Exobiology of the Venusian Clouds: New Insights into Habitability through Terrestrial Models and Methods of Detection	30
Traces of Bacterial Contribution to Calcite Weathering Detected by Statistical Characterizations of Surface Microtopography	29
The Venus Life Equation	27
What Would an Alien Amino Acid Alphabet Look Like and Why?	27
Sharp Rise in Cosmic Ray Irradiation of Organisms on Earth Caused by a Nearby SN Shockwave Passage	27
An Accounting of Contamination Control Requirements, Implementation, and Verification of the Sample Tubes for the Mars 2020 Mission and Future Return Sample Science	27
Exploiting the Unique Biology of Caenorhabditis elegans to Launch Neurodegeneration Studies in Space	26
Mesoarchean Microbial Cd, Ba, and Ni Cycling: Evidence for Photosynthesis in Pongola Group Stromatolites through Novel Stable Isotopes and High-Resolution Trace Element Maps	26
Linear Ion Trap Mass Spectrometer (LITMS) Instrument Field and Laboratory Tests as Part of the ARADS Field Campaigns	26
Boron as a Hypothetical Participant in the Prebiological Enantiomeric Enrichment	25
Protective Effects of Halite to Vacuum and Vacuum-Ultraviolet Radiation: A Potential Scenario During a Young Sun Superflare	24