biosignature Archives - Astrobiology

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“biosignature”

Finding Patterns in Planets: Researchers Explore the Demographics of Alien Worlds in K2 Data

Exoplanets, -moons, -comets

Finding Patterns in Planets: Researchers Explore the Demographics of Alien Worlds in K2 Data

Exploring Exoplanets with Interferometry

Astronomy & Telescopes

Exploring Exoplanets with Interferometry

Before The Aliens, The Amino Acids

Astrochemistry

Before The Aliens, The Amino Acids

The Ohio SETI Program — The Last Decades

SETI & Technosignatures

The Ohio SETI Program — The Last Decades

Two Fabry-Perots and Two Calibration Units for CARMENES

Astronomy & Telescopes

Two Fabry-Perots and Two Calibration Units for CARMENES

Ultraviolet-Driven Atmospheric Degeneracies Challenge Conventional Biosignature Frameworks for Terrestrial Planets with Ultracool M Dwarf Hosts: An Archean-Analog TRAPPIST-1 e Case Study

TRAPPIST-1

Ultraviolet-Driven Atmospheric Degeneracies Challenge Conventional Biosignature Frameworks for Terrestrial Planets with Ultracool M Dwarf Hosts: An Archean-Analog TRAPPIST-1 e Case Study

NASA Uses Mineralogical Marker to Understand Ancient Martian Climate

Mars

NASA Uses Mineralogical Marker to Understand Ancient Martian Climate

Forgotten Fossil Helps Rewrite Part Of Animal Evolution

Fossils & Paleontology

Forgotten Fossil Helps Rewrite Part Of Animal Evolution

NASA’s Roman Mission Preps to Unveil New Populations of Faraway Worlds

Astronomy & Telescopes

NASA’s Roman Mission Preps to Unveil New Populations of Faraway Worlds

Near UV Stellar Activity and Brightness Fluctuations of the Alpha Centauri AB Star System from Weeks to Decades — Inputs for Reflected Light Spectroscopy with HWO

Alpha Centauri

Near UV Stellar Activity and Brightness Fluctuations of the Alpha Centauri AB Star System from Weeks to Decades — Inputs for Reflected Light Spectroscopy with HWO

Quantification Of Atmospheric Carbon Dioxide From The Geostationary Operational Environmental Satellite (GOES East)

Atmospheres, Climate, Weather

Quantification Of Atmospheric Carbon Dioxide From The Geostationary Operational Environmental Satellite (GOES East)

Orbital Biosignature Recon: NASA-developed AI Could Help Track Harmful Algae

Biosignatures & Paleobiology

Orbital Biosignature Recon: NASA-developed AI Could Help Track Harmful Algae

Microfossils interpreted as animal traces were actually algae and bactéria

Fossils & Paleontology

Microfossils interpreted as animal traces were actually algae and bactéria

Titan’s Organic World

Titan

Titan’s Organic World

Asteroid Sample Return Missions Are Critical For Understanding Our Solar System

Sample Return

Asteroid Sample Return Missions Are Critical For Understanding Our Solar System

Microbial Growth Rates Captured Using Raman-SIP reveal A Highly Active Subsurface Biosphere Fueled By Serpentinization

Biogeochemical Cycles & Geobiology

Microbial Growth Rates Captured Using Raman-SIP reveal A Highly Active Subsurface Biosphere Fueled By Serpentinization

HWO Target Stars and Systems: Activity and Rotation Catalog (ARC) of Potential Target Stars for the Habitable Worlds Observatory

Astronomy & Telescopes

HWO Target Stars and Systems: Activity and Rotation Catalog (ARC) of Potential Target Stars for the Habitable Worlds Observatory

Early Complex Earth Life Clung To Oxygenated Seafloors For Hundreds Of Millions Of Years

Origin & Evolution of Life

Early Complex Earth Life Clung To Oxygenated Seafloors For Hundreds Of Millions Of Years

The First Remotely Detected Biosignature May Not Be the Most Common: Implications for JWST and HWO

Biosignatures & Paleobiology

The First Remotely Detected Biosignature May Not Be the Most Common: Implications for JWST and HWO

A Framework For Evaluating Biosignature Potential Against The Abiotic Baseline On Ocean Worlds

Biosignatures & Paleobiology

A Framework For Evaluating Biosignature Potential Against The Abiotic Baseline On Ocean Worlds