High-precision high-fidelity spectrographs are the most powerful instruments for exoplanets detection and characterization. The sub-m/s radial-velocity precision, required to detect Earth-mass exoplanets, necessitates tackling all the sources of instrumental and […]
ANDES
Posted inAtmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Exoplanets, -moons, -comets, Imaging & Spectroscopy, Press Release
Atmospheric Constraints On GJ 1214 b From CRIRES+ And Prospects For Characterisation With ANDES
In this study, we aim to constrain the atmospheric composition of GJ 1214 b using all available transits observed with the upgraded CRIRES+ spectrograph at the VLT by searching for […]
Posted inAstronomy & Telescopes, Atmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Exoplanets, -moons, -comets, Gaia - Planetary Perspectives, Habitable Zones, Imaging & Spectroscopy, Press Release
Unraveling The Non-equilibrium Chemistry Of The Temperate Sub-Neptune K2-18 b
The search for habitable, Earth-like exoplanets faces major observational challenges due to their small size and faint signals.
Posted inExoplanets, -moons, -comets, Habitable Zones, Imaging & Spectroscopy, Press Release
A Super-Earth Discovered In The Habitable Zone Of Nearby Red Dwarf GJ 3998
An international team, led by a student from Instituto de Astrofísica de Canarias (IAC), has detected a super-Earth orbiting in the habitable zone of GJ 3998, a nearby red dwarf […]
Posted inArctic / Antarctic / Alpine, Away Teams & Field Reports, Biochemistry & Organic Chemistry, Commercial & Private Sector, Extremeophiles and Extreme Environments, Genomics, Proteomics, Bioinformatics, Microbiology & Virology, Nanotechnology & SynBio, Polar / Alpine Expeditions, Press Release, Sample Return
Extremophile Spinoffs: Bioactive Compounds Identified In Bacteria From The Andes
An article published in the journal Scientific Reports describes how researchers analyzed biofilm produced by bacteria found in the El Medano hot springs, located in Chile in the central Andes, […]
Posted inBiochemistry & Organic Chemistry, Biosignatures & Paleobiology, Caves, Craters, Mountains, Subsurface, Lava Tubes, Genomics, Proteomics, Bioinformatics, Habitable Zones, Mapping, Geodesy, Cartography, Bathymetry, Microbiology & Virology, Origin & Evolution of Life, Polar / Alpine Expeditions, Status Report
Hyperexpansion of Genetic Diversity and Metabolic Capacity of Extremophilic Bacteria and Archaea in Ancient Andean Lake Sediments
The Andean Altiplano hosts a repertoire of high-altitude lakes with harsh conditions for life. These lakes are undergoing a process of desiccation caused by the current climate, leaving terraces exposed […]
Posted inAstrogeology, Astronomy & Telescopes, Atmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Exoplanets, -moons, -comets, Imaging & Spectroscopy, Press Release
Instituto de Astrofísica e Ciências do Espaço Paves The Way In The Field Of Exoclimatology
Three papers about “hot jupiter” WASP-76 b, led by Instituto de Astrofísica e Ciências do Espaço researchers, will be the foundation for understanding the global climate of a giant exoplanet.
Posted inAstronomy & Telescopes, Biosignatures & Paleobiology, Imaging & Spectroscopy, Status Report
ANDES, The High Resolution Spectrograph For The ELT: Science Goals, Project Overview And Future Developments
The first generation of ELT instruments includes an optical-infrared high-resolution spectrograph, indicated as ELT-HIRES and recently christened ANDES (ArmazoNes high Dispersion Echelle Spectrograph).
Posted inAstronomy & Telescopes, Atmospheres, Climate, Weather, Exoplanets, -moons, -comets, Imaging & Spectroscopy, Status Report
Ground-breaking Exoplanet Science With The ANDES Spectrograph At The ELT
In the past decade the study of exoplanet atmospheres at high-spectral resolution, via transmission/emission spectroscopy and cross-correlation techniques for atomic/molecular mapping, has become a powerful and consolidated methodology.
Posted inAstronomy & Telescopes, Biosignatures & Paleobiology, Exoplanets, -moons, -comets, Habitable Zones, Imaging & Spectroscopy, Press Release
ESPRESSO and CARMENES Discover Two Potentially Habitable Exo-Earths Around A Star Near The Sun
“Nature seems bent on showing us that Earth-like planets are very common. With these two we now know 7 in planetary systems quite near to the Sun” explains Alejandro Suárez […]