Jupiter-like uniform metal enrichment in a system of multiple giant #exoplanets: https://arxiv.org/abs/2601.08227 -> How big can a planet be? With very large gas giants, it can be hard to tell: https://www.eurekalert.org/news-releases/1115679
#Exoplanets
Astronomers detected hydrogen sulfide molecules for the first time in the atmospheres of four massive gas giant #exoplanets orbiting the star HR 8799.
#Astrophysics #Astronomy #PlanetaryScience #sflorg
https://www.sflorg.com/2026/02/asph02112601.html
🌏 Why are only a few #planets suitable for life? And why is Earth one of them?
Dr. Rob Spaargaren, together with his international team of astronomers, answers these questions in a new paper.
It may have consequences for the search for life elsewhere.🔎
Curious? Read more 👇️
🔗https://www.rug.nl/fse/news/matter-and-space/why-only-a-small-number-of-planets-are-suitable-for-life
🧪 #SciComm #ScienceNewsroom #astronomy #KapteynInstitute #astrophysics #physics #exoplanets #planetary #research #science #scientistsOnMastodon @universityofgroningen @ethzurich
📄 Stellar Flares from the First TESS Data Release: Exploring a New Samp…
Quicklook:
Günther, Maximilian N. et al. (2020) · The Astronomical Journal
Reads: 185 · Citations: 336
DOI: 10.3847/1538-3881/ab5d3a
🔗 https://ui.adsabs.harvard.edu/abs/2020AJ....159...60G/abstract
#Astronomy #Astrophysics #Exoplanets #OpticalFlares #HabitablePlanets
TOI-3523 A b
TOI-3523 A b is a gas giant exoplanet that orbits a F-type star. Its mass is 1.37 Jupiters, it takes 2.3 days to complete one orbit of its star, and is 0.03559 AU from its star. Its discovery was announced in 2025.
Discovered: 2025
TOI-3593 b
TOI-3593 b is a gas giant exoplanet that orbits a G-type star. Its mass is 1.78 Jupiters, it takes 3.8 days to complete one orbit of its star, and is 0.0481 AU from its star. Its discovery was announced in 2025.
Discovered: 2025
TOI-3682 b
TOI-3682 b is a gas giant exoplanet that orbits a G-type star. Its mass is 0.218 Jupiters, it takes 3.3 days to complete one orbit of its star, and is 0.048 AU from its star. Its discovery was announced in 2025.
Discovered: 2025
TOI-3856 b
TOI-3856 b is a gas giant exoplanet that orbits a G-type star. Its mass is 0.54 Jupiters, it takes 2 days to complete one orbit of its star, and is 0.0325 AU from its star. Its discovery was announced in 2025.
Discovered: 2025
TOI-3877 b
TOI-3877 b is a gas giant exoplanet that orbits a G-type star. Its mass is 0.314 Jupiters, it takes 4.1 days to complete one orbit of its star, and is 0.0529 AU from its star. Its discovery was announced in 2025.
Discovered: 2025
1/n Notes on #UAP Discussions : We'll keep on with different angles on this while nothing else is pending...
It's December 2017. #LeslieKean and a band of rebels have been up to no good (kidding). The #NYT goes all in. This sets off a cascade of events that continues, more or less, to the present. A #UAP committee. Congressional hearings. Investor money...
Segue. #Astrophysics and the search for #Exoplanets. The #DrakeEquation. Modified Drake. Better instruments. Better data...
How big can a planet be? With very large gas giants, it can be hard to tell https://phys.org/news/2026-02-big-planet-large-gas-giants.html 🪐 #Exoplanet #Exoplanets #AlienWorlds #AlienLife #Extraterrestrials #Space #Science #SolarSystem
New in the #VirtualObservatory: “Radial-velocity measurements for HD 118203” by Maciejewski G. et al.
https://cdsarc.cds.unistra.fr/viz-bin/cat/J/A+A/688/A172
#RadialVelocity #MultipleStars #VisibleAstronomy #Exoplanets
New in the #VirtualObservatory: “Mid-transit times for TOI-201 b and c” by Maciejewski G. et al.
https://cdsarc.cds.unistra.fr/viz-bin/cat/J/ApJ/988/L63
#MultipleStars #Exoplanets #VisibleAstronomy
New in the #VirtualObservatory: “TOI-375 velocity and light curves” by Reinarz Y. et al.
https://cdsarc.cds.unistra.fr/viz-bin/cat/J/A+A/706/A20
#Photometry #RadialVelocity #VisibleAstronomy #Exoplanets
TOI-3980 b
TOI-3980 b is a gas giant exoplanet that orbits a G-type star. Its mass is 0.59 Jupiters, it takes 3.6 days to complete one orbit of its star, and is 0.0494 AU from its star. Its discovery was announced in 2025.
Discovered: 2025
TOI-4214 b
TOI-4214 b is a gas giant exoplanet that orbits a F-type star. Its mass is 0.52 Jupiters, it takes 3.5 days to complete one orbit of its star, and is 0.05018 AU from its star. Its discovery was announced in 2025.
Discovered: 2025
TOI-4487 A b
TOI-4487 A b is a gas giant exoplanet that orbits a F-type star. Its mass is 1.25 Jupiters, it takes 4 days to complete one orbit of its star, and is 0.05448 AU from its star. Its discovery was announced in 2025.
Discovered: 2025
TOI-4734 b
TOI-4734 b is a gas giant exoplanet that orbits a F-type star. Its mass is 0.194 Jupiters, it takes 6.2 days to complete one orbit of its star, and is 0.074 AU from its star. Its discovery was announced in 2025.
Discovered: 2025
TOI-4794 b
TOI-4794 b is a gas giant exoplanet that orbits a F-type star. Its mass is 0.97 Jupiters, it takes 3.6 days to complete one orbit of its star, and is 0.0492 AU from its star. Its discovery was announced in 2025.
Discovered: 2025
"Never be limited by other people's limited imaginations." -Dr. Mae Jemison
Scholar, Physician, an Astronaut, today we are honoring Dr, Mae Jemison and her contributions to science. In honor of her leading the 100 Year Starship Project we have an exoplanet coding activity to try. ✨️🚀
🔭 Code the search for new worlds in our Exoplanets Activity: https://explore.stemcoding.org/projects/exo.html
Client Info
Server: https://mastodon.social
Version: 2025.07
Repository: https://github.com/cyevgeniy/lmst