Recent multiwavelength observations of young solar analogs suggest that the young Sun in the first 600 Myr was a magnetically active star that produced an X-ray and Extreme-UV (EUV) bright […]
Venus
Posted inAI - Data - Apps - Cybernetics, Atmospheres, Climate, Weather, Biochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Exoplanets, -moons, -comets, Habitable Zones, Imaging & Spectroscopy, Status Report, Venus
The Open-Source Photochem Code: A General Chemical and Climate Model for Interpreting (Exo)Planet Observations
With the launch of the James Webb Space Telescope, we are firmly in the era of exoplanet atmosphere characterization. Understanding exoplanet spectra requires atmospheric chemical and climate models that span […]
Posted inAstrochemistry, Astrogeology, Atmospheres, Climate, Weather, Biochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Exoplanets, -moons, -comets, Microbiology & Virology, Status Report, Venus
Terrestrial Dimethyl Sulfide: Template For Astrobiology
Dimethyl sulfide (DMS) is a volatile breakdown product of dimethyl-sulfonio-propionate (DMSP). DMS is synthesized by marine phytoplankton, plays a central role in Earth’s sulfur cycle and has growing relevance in […]
Posted inAnalog Studies, Away Teams & Field Reports, Biogeochemical Cycles & Geobiology, Caves, Craters, Mountains, Subsurface, Lava Tubes, Desert Worlds, Exoplanets, -moons, -comets, Exploration Gear & Tech, Imaging & Spectroscopy, Lava / magma ocean / Volcanic Worlds, Mapping, Geodesy, Cartography, Bathymetry, Polar / Alpine Expeditions, Status Report, Tricorders & Sensors, Venus
Away Team Training: Analogs for VENus’ GEologically Recent Surfaces (AVENGERS) Initiative
Editor’s note: when it comes to conducting field trips – sorties – Away Team missions – on another world, astrogeology and astrobiology and astrochemistry overlap with one another all the […]
Posted inAstrogeology, Atmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Exoplanets, -moons, -comets, Imaging & Spectroscopy, Status Report, Venus
Prediction Of Sulphate Hazes In The Lower Venus Atmosphere
We study the amount, size distribution and material composition of (sub-)mic aerosol particles in the lower Venus atmosphere < 50 km.
Posted inEuropa, Missions & Hardware, Press Release, Venus
Astrobiology Droid Update: Juice Team Resolves Anomaly On Approach To Venus
The European Space Agency’s Jupiter Icy Moons Explorer (Juice) is on track for its gravity-assist flyby at Venus on 31 August, following the successful resolution of a spacecraft communication anomaly […]
Posted inAstrogeology, Biogeochemical Cycles & Geobiology, Gaia - Planetary Perspectives, Habitable Zones, Impact events, Status Report, Venus
The Possibility Of A Giant Impact On Venus
Giant impacts were common in the early evolution of the Solar System, and it is possible that Venus also experienced an impact. A giant impact on Venus could have affected […]
Posted inAtmospheres, Climate, Weather, Biochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Habitable Zones, Imaging & Spectroscopy, Missions & Hardware, Press Release, Venus
The Venus Explorer for Reduced Vapours in the Environment (VERVE)
The answer to whether tiny bacterial lifeforms really do exist in the clouds of Venus could be revealed once-and-for-all by a UK-backed mission.
Posted inAtmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Extinction events, Impact events, Mars, Mercury, Moon, Status Report, Venus
Dynamical Origin Of Theia, The Last Giant Impactor On Earth
Cosmochemical studies have proposed that Earth accreted roughly 5-10% of its mass from carbonaceous (CC) material, with a large fraction delivered late via its final impactor, Theia (the Moon-forming impactor). […]
Posted inAtmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Imaging & Spectroscopy, Mapping, Geodesy, Cartography, Bathymetry, Press Release, Venus
Meteorological Satellites Observe Temperatures On Venus
Imaging data from Japan’s Himawari-8 and -9 meteorological satellites have been successfully used to monitor temporal changes in Venus’ cloud-top temperature, revealing unseen patterns in the temperature structure of various […]