We are using archived data from HST of transiting exoplanet L~98-59~b to place constraints on its potentially hot atmosphere.
atmosphere
Posted inAtmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Habitable Zones, Mars, Press Release
InSight Pressure Data Recalibration, and Its Application to the Study of Long-Term Pressure Changes on Mars
Observations of the South Polar Residual Cap suggest a possible erosion of the cap, leading to an increase of the global mass of the atmosphere.
Posted inHabitable Zones, Mars, Press Release
Early Mars’ Habitability And Global Cooling By H2-based Methanogens
During the Noachian, Mars’ crust may have provided a favorable environment for microbial life.
Posted inHabitable Zones, Press Release, Venus
Noble Gases And Stable Isotopes Track The Origin And Early Evolution Of The Venus Atmosphere
The composition the atmosphere of Venus results from the integration of many processes entering into play over the entire geological history of the planet.
Posted inHabitable Zones, Press Release, Titan, Water/Hycean Worlds & Oceanography
Air-sea Interactions On Titan: Effect Of Radiative Transfer On The Lake Evaporation And Atmospheric Circulation
Titan’s northern high latitudes host many large hydrocarbon lakes. Like water lakes on Earth, Titan’s lakes are constantly subject to evaporation.
Posted inExoplanets, -moons, -comets, Habitable Zones, Press Release
Survival of Terrestrial N2-O2 Atmospheres in Violent XUV Environments Through Efficient Atomic Line Radiative Cooling
Atmospheres play a crucial role in planetary habitability. Around M dwarfs and young Sun-like stars, planets receiving the same insolation as the present-day Earth are exposed to intense stellar X-rays […]
Posted inBiosignatures & Paleobiology, Exoplanets, -moons, -comets, Habitable Zones, Imaging & Spectroscopy, Press Release
The Impending Opacity Challenge in Exoplanet Atmospheric Characterization
With a new generation of observatories coming online this decade, the process of characterizing exoplanet atmospheres will need to be reinvented.
Posted inAstronomy & Telescopes, Biosignatures & Paleobiology, Exoplanets, -moons, -comets, Habitable Zones, Imaging & Spectroscopy, Press Release
Characterization Of Exoplanetary Atmospheres With SLOPpy
Transmission spectroscopy is among the most fruitful techniques to infer the main opacity sources present in the upper atmosphere of a transiting planet and to constrain the composition of the […]
Posted inMissions & Hardware, Press Release, Venus
Aerial Platform Design Options for a Life-Finding Mission at Venus
Mounting evidence of chemical disequilibria in the Venusian atmosphere has heightened interest in the search for life within the planet’s cloud decks. Balloon systems are currently considered to be the […]
Posted inAriel Mission, Astronomy & Telescopes, Exoplanets, -moons, -comets, Missions & Hardware
The Ariel Target List: The Impact of TESS and the Potential for Characterising Multiple Planets Within a System
The ESA Ariel mission has been adopted for launch in 2029 and will conduct a survey of around one thousand exoplanetary atmospheres during its primary mission life. By providing homogeneous […]