Hosted by The Venetian Institute of Sciences, Letters and Arts in association with The Interstellar Research Group and The International Academy of Astronautics. The aim is to bring together a […]
Spectroscopy
European Astronomical Society Annual Meeting 2027
The annual meeting of the EAS, formerly EWASS conference, has been organised since 2014 by the EAS in collaboration with a local Hosting Committee and with the support of a […]
American Astronomical Society AAS 249th Meeting
The 249th AAS meeting (joint with the Historical Astronomy Division) will be held 10–14 January 2027 in Salt Lake City at the Salt Palace Convention Center.
From Gaia to GaiaNIR: Science from Precision Astrometry Across the Universe and Beyond the Extinction Barrier
This conference celebrates the achievements of the MWGaiaDN Doctoral Network, which features PhD projects focused on the science that can be extracted from Gaia DR3 and Gaia DR4. Topics covered […]
The Galactic Journey of the Solar System: Astronomical, Geological, and Paleo-Climatological Perspectives
As Earth orbits the Sun, the Solar System itself revolves around the center of the Milky Way, moving through a continuously changing Galactic environment. In addition to its mean orbital […]
Astrochemistry in Planetary Science – ACS Fall 2026 National Meeting
Overview: Astrochemistry is a diverse discipline spanning virtually all divisions of chemistry and plays a vital role in planetary science. This symposium aims to foster new collaborations by highlighting current efforts […]
Where Skies Meet: Multidisciplinary Views of Planet and Exoplanet Atmospheres
The IAA-CSIC Severo Ochoa Advanced School “Where skies meet: multidisciplinary views of planet and exoplanet atmospheres” is designed for researchers interested in the study of planetary atmospheres both in the Solar System […]
Charting the Future of Stellar and Exoplanets Spectroscopy (CHASES 2026)
Looking ahead, a new generation of instruments (some of which already operational like ESPRESSO and DESI) will soon start (WEAVE, 4MOST), is planned (MOONS), or proposed — from ultra-stable high-resolution […]
Posted inStellar Cartography
Stellar Cartography: SDSS-V Releases Latest All-sky Spectra Including First Optical Spectra From The Southern Hemisphere
[Carnegie Institution for Science] The Sloan Digital Sky Survey V (SDSS-V) has announced its twentieth public data release (DR20), delivering a dramatic expansion of the Milky Way Mapper (MWM) scientific […]
![Mass-radius diagram of known exoplanets together with model curves taken from A. Aguichine et al. (2021) and L. Zeng et al. (2019). Exoplanet data shown with colored dots were taken from the NASA Exoplanet Archive (J. L. Christiansen et al. 2025) on April 2, 2026. The transiting exoplanets in the HD 191939 system are highlighted with larger markers, error bars and a red outline.-- [astro-ph.EP]](https://i0.wp.com/astrobiology.com/wp-content/uploads/2026/08/The-SPACE.png?resize=1200%2C714&ssl=1)
Posted inExoplanets, -moons, -comets
The SPACE Program II: No Discernible Spectral Features In The Transmission Spectrum Of The sub-Neptune HD 191939 b Observed With HST/WFC3
[astro-ph.EP] The atmospheres of sub-Neptunes provide a window into their internal structure and history, shedding light on the origin of this common, but enigmatic, class of exoplanets.