The Atacama Large (sub-)millimeter Array (ALMA) has been in scientific operations for almost 15 years.
Stellar Cartography
Posted inAstronomy & Telescopes, Atmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Exoplanets, -moons, -comets, Imaging & Spectroscopy, Status Report
HERMES: HiERarchical Modelling for Exoplanet Science
ESA’s Ariel Space Mission will characterise the atmospheres of approximately 1000 exoplanets to quantify population-level trends.
Posted inAstronomy & Telescopes, Exoplanets, -moons, -comets, Gaia - Planetary Perspectives, Habitable Zones, Imaging & Spectroscopy, Status Report, Stellar Cartography
Predictive Rankings of the Probability for Temperate Terrestrial Worlds for the HWO ExEP Mission Star List
The Habitable Worlds Observatory (HWO) is NASA’s flagship mission design from the Decadal Survey on Astronomy and Astrophysics 2020, meant to observe temperate terrestrial planets via direct imaging and use […]
Posted inAstrochemistry, Astrogeology, Astronomy & Telescopes, Exoplanets, -moons, -comets, Imaging & Spectroscopy, Press Release, Stellar Cartography
Weighing Newborn Planets Using Their Dusty Fingerprints
A team of astronomers, led by University of Warwick in collaboration with researchers at MIT and McMaster, have developed a novel method to use the properties of dust rings around […]
Posted inAstrochemistry, Astronomy & Telescopes, Biochemistry & Organic Chemistry, Biophysics, Biosignatures & Paleobiology, Imaging & Spectroscopy, Interstellar, Press Release, Stellar Cartography
Astrochemistry: ALMA Reveals 57 Faces Of A Dying Star
Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) have obtained detailed radio images of a dying star’s atmosphere, revealing a remarkably complex and dynamic environment rich in chemical diversity.
Posted inAstronomy & Telescopes, Atmospheres, Climate, Weather, Exoplanets, -moons, -comets, Status Report, Stellar Cartography
The SPHERE Infrared Survey For Exoplanets (SHINE) V. Full Sample Characterization
Surveys of large stellar samples are the prime means through which the prevalence of exoplanets can be derived, and crucial constraints to planet formation models can be set.
Posted inExoplanets, -moons, -comets, Habitable Zones, Status Report, Stellar Cartography
Dynamical Stability and Habitability in the HD 20794 System
The Keplerian orbit of a terrestrial planet can be a significant driver in the evolution of surface conditions, as well as influencing the overall dynamics of the system.
Posted inAstronomy & Telescopes, Atmospheres, Climate, Weather, Exoplanets, -moons, -comets, Imaging & Spectroscopy, Status Report
From Hubble to HWO: Bridging the Frontier of White Dwarf Exoplanet Science
White dwarf stars, the endpoint of stellar evolution for 97% of stars in our Milky Way, offer a unique and powerful window into the bulk elemental composition of rocky exoplanetary […]
Posted inAstrochemistry, Habitable Zones, Status Report
The Habitability Trade-off: Chemical Decoupling And Quenching In Massive Galaxies
Massive galaxies experience complex evolutionary processes, including mergers and gas accretion, which can disrupt the chemical equilibrium between their stellar and gaseous components.
Posted inAlpha Centauri, Astronomy & Telescopes, Exoplanets, -moons, -comets, Imaging & Spectroscopy, Proxima Centauri, Radiation, Space Weather & Heliophysics, Status Report
Star-planet Interaction In The Proxima System
(Abridged) We search for evidence of star-planet magnetic interactions in the nearby Proxima Centauri planetary system using high-quality, high-spectral-resolution optical observations.