[Frontiers] Airborne dispersion of microorganisms is a constant ecologically significant global process.
Gaia Mission
Posted inAtmospheres, Climate, Weather
Atmospheres As Habitats
[Astrobiology (Journal)]. The potential of planetary atmospheres as habitats is understudied and likely underestimated. Although planetary atmospheres can provide the fundamental physical, chemical, and energetic requirements for life, they also […]
Posted inUncategorized
Long-Period Comets’ Orbits Reflect Close Passage by Star HD 7977
The Gaia mission has allowed researchers to understand the motions of stars like never before, even revealing possible interactions between our Solar System and nearby stars.
Posted inAstronomy & Telescopes, Exoplanets, -moons, -comets, Gaia Mission, Imaging & Spectroscopy, Status Report, Stellar Cartography
The First Look of Gaia: Daily Data Quality And Instrument Health Assessment With Automated Early Warnings
Editor’s note: according to NASA: “With its all-sky survey of the position, brightness and motion of over one billion stars in our Milky Way galaxy, Gaia will provide a large […]
Posted inAlpha Centauri, Biosignatures & Paleobiology, Cubesats and smallsats, Exoplanets, -moons, -comets, Gaia Mission, Habitable Zones, Interstellar, Missions & Hardware, Proxima Centauri, Status Report
Science From The In Situ Exploration Of Tthe Proxima Centauri System
In the future interstellar exploration at near-relativistic speeds will be possible using beamed energy laser propulsion.
Posted inAstronomy & Telescopes, Biosignatures & Paleobiology, Exoplanets, -moons, -comets, Gaia - Planetary Perspectives, Gaia Mission, Habitable Zones, Imaging & Spectroscopy, People Of Astrobiology, Press Release, TRAPPIST-1
Where To Find Other Earths? New List Narrows Down The Targets
New Cornell research – co-authored by an undergraduate and two recent alumni – will help exoplanet scientists pinpoint the most likely places to look for life in the universe out […]
Posted inAstronomy & Telescopes, Exoplanets, -moons, -comets, Gaia Mission, Imaging & Spectroscopy, Status Report
Masses of Potentially Habitable Planets Characterized by the Habitable Worlds Observatory
Constraints on the masses of exoplanets directly imaged and characterized by the Habitable Worlds Observatory (HWO) are crucial for categorizing these planets and interpreting their spectra.
Posted inAstronomy & Telescopes, Gaia Mission, Press Release, Stellar Cartography
Our Sun Escaped Together With Stellar Twins From Galaxy Center
Researchers have uncovered evidence for our Sun joining a mass migration of similar “twins” leaving the core regions of our galaxy, 4 to 6 billion years ago. The team created […]
Posted inAstronomy & Telescopes, Exoplanets, -moons, -comets, Gaia Mission, Habitable Zones, Imaging & Spectroscopy, Status Report
Predicting Gaia Astrometry’s Ability To Constrain The Populations Of Circumbinary Planets
The coming data releases of Gaia are expected to result in an upheaval of exoplanet science, in particular for long period giant planets (0.2MJ≤M≤25MJ). One class of exoplanets which Gaia […]
Posted inAstronomy & Telescopes, Atmospheres, Climate, Weather, Biosignatures & Paleobiology, Exoplanets, -moons, -comets, Gaia Mission, Imaging & Spectroscopy, Status Report, Stellar Cartography
Exoplanet Atmospheres And Demographics In The 2040s
Direct observations of exoplanets probe the demographics and atmospheric composition of young self-luminous companions, yielding insight into their formation and early evolution history.