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23. 10. 2026
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A planet’s escaping helium, a star’s hidden infrared rhythms, and a possible distant world in the WISPIT 2 system reveal how much we can learn by watching light across the spectrum. New observations also trace the changing radio and X-ray activity of young V1298 Tauri, while detailed models map cloudy and clear regions across the hot Jupiter WASP-43 b.
Astronomers identified two remarkably low-density, inflated planets TOI-1927 b and TOI-2643 b
icon22. 12. 2025
iconSterne | Exoplanete
Image: Astronomers identified two remarkably low-density, inflated planets TOI-1927 b and TOI-2643 b
TOI-1927 b and TOI-2643 b are the first puffy planets known to orbit stars in thick disc of the Milky Way. This is highly unexpected in such metal-poor environment of our galaxy....
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5 new Earth-sized exoplanets discovered orbiting small red dwarfs
icon16. 12. 2025
iconSterne | Exoplaneten | Supererde | Rote Zwerge
Image: 5 new Earth-sized exoplanets discovered orbiting small red dwarfs
These planets could be great targets for study of atmosphere loss on exoplanets close to their active stars....
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Hot Jupiter WASP-189 b shows a strong dayside glow but almost no nightside light
icon8. 12. 2025
iconSterne | Exoplaneten | TESS | Heißer Jupiter
Image: Hot Jupiter WASP-189 b shows a strong dayside glow but almost no nightside light
TESS phase curve reveals extreme heat with poor redistribution. The planet orbits in a near-polar orbit around its rapidly rotating star...
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JWST detected phosphine in the atmosphere of cool brown dwarf Wolf 1130 C
icon9. 10. 2025
iconSterne | Planetenatmosphären | Exoplanete
Image: JWST detected phosphine in the atmosphere of cool brown dwarf Wolf 1130 C
The phosphine is detected in far higher quantities than in other brown dwarfs. The result matches disequilibrium chemistry seen in Jupiter and Saturn. The brown dwarf orbits white dwarf - red dwarf binary....
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TOI-4507 b is a rare cold super-puff planet: a sub-Saturn with a low density on a 105-day polar orbit
icon3. 10. 2025
iconSterne | Exoplanete
Image: TOI-4507 b is a rare cold super-puff planet: a sub-Saturn with a low density on a 105-day polar orbit
At just 700 Myr old, it’s one of the youngest and longest-period super-puffy planets with measured stellar obliquity....
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New observations reveal HD 28471 hosts three compact planets (3.7–5.7 Earth masses) on near-resonant orbits of 3–12 days
icon26. 8. 2025
iconSterne
Image: New observations reveal HD 28471 hosts three compact planets (3.7–5.7 Earth masses) on near-resonant orbits of 3–12 days
Also a possible giant planet may exist farther from the star...
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Low density of exoplanet L 98-59 d points to a volatile-rich magma ocean planet
icon5. 7. 2025
iconSterne | Exoplanete
Image: Low density of exoplanet L 98-59 d points to a volatile-rich magma ocean planet
Super-Earth L 98-59 d may be neither a gas dwarf nor a water world—its low density points to a volatile-rich magma ocean planet with an SO₂-H₂ atmosphere....
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Signals where transits and star spots cross each other reveal misaligned orbit of exoplanet TOI-3884 b.
icon16. 6. 2025
iconSterne | Exoplanete
Image: Signals where transits and star spots cross each other reveal misaligned orbit of exoplanet TOI-3884 b.
This Neptune-mass planet orbits a tilted red dwarf with a long-lived polar starspot, persisting for at least 7 years....
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Hot, rocky exoplanet Gliese 357 b shows no strong atmospheric features yet
icon2. 6. 2025
iconSterne | Exoplaneten | James-Webb-Weltraumtelesko
Image: Hot, rocky exoplanet Gliese 357 b shows no strong atmospheric features yet
High escape velocity + low stellar activity however hint it may retain a secondary atmosphere. Further observation might show more....
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A 3-5 Jupiter-mass candidate planet spotted 730 AU from a young binary star 2MASS J1006-6352
icon20. 5. 2025
iconSterne | Exoplanete
Image: A 3-5 Jupiter-mass candidate planet spotted 730 AU from a young binary star 2MASS J1006-6352
If confirmed, its wide orbit defies core accretion theory, it could reshape how we think gas giants form....
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Neu entdeckte Exoplaneten

EK Chamaeleontis b 10 / 2026 2702.2 M⊕ 321.3 ly
HD 715 b 10 / 2026 201.9 M⊕ 542.8 ly
DENIS J1253-5709 b 10 / 2026 244.8 M⊕ 54.4 ly
L 115-21 b 10 / 2026 0.4 M⊕ 41.9 ly
TIC 219893931 b 09 / 2026 8.9 M⊕ 1319.5 ly
TOI-6417 b 09 / 2026 349.7 M⊕ 1903.9 ly
TOI-6443 b 09 / 2026 1605.4 M⊕ 2051.6 ly
TOI-7219 b 09 / 2026 661 M⊕ 1074.2 ly
TOI-4079 B b 09 / 2026 1646.8 M⊕ 1185.6 ly
HD 45652 b 09 / 2026 1557.7 M⊕ 113.9 ly
LSPM J0804+1116 b 09 / 2026 6.4 M⊕ 82.6 ly
HR 8799 f 09 / 2026 524.5 M⊕ 133.3 ly
61 Cygni A b 09 / 2026 2543.3 M⊕ 11.4 ly
TOI-5646 b 08 / 2026 45.9 M⊕ 1352.3 ly
TOI-4468 c 08 / 2026 11.1 M⊕ 1233.1 ly
Newly discovered exoplanets
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