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 […]
RISTRETTO
Posted inAstronomy & Telescopes, Exoplanets, -moons, -comets, Missions & Hardware, Press Release, Proxima Centauri
Conclusive Tests For The RISTRETTO Proxima b Exoplanet Explorer
The RISTRETTO project, dedicated to observing Proxima b –the closest exoplanet to the Solar System — is reaching a new milestone: several key components of this high-precision spectrograph have been […]
Posted inAstronomy & Telescopes, Biosignatures & Paleobiology, Exoplanets, -moons, -comets, Imaging & Spectroscopy, Proxima Centauri, Status Report
Simulating RISTRETTO: Proxima b Detectability In Reflected Light
The characterization of exoplanet atmospheres is one of the key topics in modern astrophysics. To date, transmission spectroscopy has been the primary method used, but upcoming instruments will lay the […]