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Stellar Brief: 20. 10. 2026
Today’s standout finding changes the story of PDS 70: the young star is estimated to be 12 to 16 million years old, about three times older than previously thought. Alpha Centauri was the leading Stellarcatalog search query, with 1,537 impressions on October 19. Read today's Stellar Brief

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Latest astronomy zprávy

New super-Earth discovered orbiting a red dwarf TOI 1680 121 light years away
icon11. 7. 2023 (přijato)
iconHvězdy | TESS | Exoplanety
Image: New super-Earth discovered orbiting a red dwarf TOI 1680 121 light years away
The exoplanet TOI 1680 b is 3 times heavier than Earth and its radius is 47 % bigger....
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Helium confirmed in atmospheres of exoplanets HAT-P-11 b, HD189733 b, and WASP-69 b
icon10. 7. 2023 (přijato)
iconHvězdy | Exoplanety | Atmosféry plane
Image: Helium confirmed in atmospheres of exoplanets HAT-P-11 b, HD189733 b, and WASP-69 b
Upper limits set for 8 more planets using Canada France Hawaii Telescope....
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icon27. 6. 2023 (přijato)
iconHvězdy | Exoplanety | Space weather
Image:
Study of magnetic environment around nearby calm red dwarf....
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Two exoplanets smaller than Neptune discovered around two red dwarfs TOI 2084 and TOI 4184
icon26. 6. 2023 (přijato)
iconHvězdy | TESS | Exoplanety
Image: Two exoplanets smaller than Neptune discovered around two red dwarfs TOI 2084 and TOI 4184
Both planets have periods shorter than 10 days and are hotter than Earth....
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JWST ruled out thick carbon dioxide atmosphere on potential Venus analog TRAPPIST-1 c
icon16. 6. 2023 (přijato)
iconHvězdy | Exoplanety | Vesmírný dalekohled Jamese Webb
Image: JWST ruled out thick carbon dioxide atmosphere on potential Venus analog TRAPPIST-1 c
The exoplanet was thought to be similar to Venus. However new observations with James Webb Space telescope ruled out thick atmosphere with dominant carbon dioxide....
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New planet found transiting a Sun-like star TOI 908
icon16. 6. 2023 (přijato)
iconHvězdy | Exoplanety | TESS
Image: New planet found transiting a Sun-like star TOI 908
The exoplanet is similar to Neptune and orbiting too close to be habitable....
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Brown dwarf WD 0032-317 B is hotter than the Sun
icon14. 6. 2023 (přijato)
iconHvězdy | Hnědí trpaslíci | Bílí trpaslíci
Image: Brown dwarf WD 0032-317 B is hotter than the Sun
Thanks to a tight orbit around a hot white dwarf, the secondary brown dwarf is the hottest known substellar object....
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A mini-Neptune discovered orbiting metal-poor K Dwarf BD+29 2654 (TOI 2018)
icon13. 6. 2023 (přijato)
iconHvězdy | Exoplanety
Image: A mini-Neptune discovered orbiting metal-poor K Dwarf BD+29 2654 (TOI 2018)
It is a second planet discovered in this star system....
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Two additional planets orbiting Rho Coronae Borealis reveal uncommon system architecture
icon12. 6. 2023 (přijato)
iconHvězdy | Exoplanety
Image: Two additional planets orbiting Rho Coronae Borealis reveal uncommon system architecture
The new detections include a temperate Neptune planet (min 20 Earth masses) in a 281.4-day orbit and a hot super-Earth (3.7 Earth masses) in a 12.95-day orbit. The system was already known to have one hot Jupiter in a 39-day orbit and a warm super-Neptune in a 102-day orbit....
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Discovery of magnetic interaction in high-mass binary system Epsilon Lupi
icon9. 6. 2023 (přijato)
iconHvězdy | Magnetism | Lightsai
Image: Discovery of magnetic interaction in high-mass binary system Epsilon Lupi
Central pair of Epsilon Lupi is the first known high-mass, main sequence binary embedded in an interacting magnetosphere....
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Nově objevené exoplanety

 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
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
TOI-4468 b 08 / 2026 170.1 M⊕ 1233.1 ly
TOI-4468 d 08 / 2026 311 M⊕ 1233.1 ly
Newly discovered exoplanets
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Latest scientific studies

Projděte si nejnovější vědecké studie o hvězdách a exoplanetách v naší galaxii. Objevte nejnovější výzkumy astrofyziky a hvězdné astronomie.

 PDS 70
370 ly
 study icon Kinematic structure and age of a Scorpius--Centaurus subcomponent: implications for PDS 70 planetary system
today

TIC 402710280
218 ly
 study icon A 36.34-day Sub-Neptune Candidate Transiting the Nearby K Dwarf TIC 402710280
today

LTT 9779
264 ly
 study icon Granulation in Color: The Chromatic Stellar Flicker of LTT-9779 and WASP-121
today

HD 112485
5881 ly
 study icon Ensemble pulsational characteristics of eclipsing binaries containing β Cep stars observed by the TESS mission
yesterday

HD 100546
359 ly
 study icon An ALMA view on molecular complexity: water, methanol, and methyl formate in the HD 100546 and IRS 48 disks
yesterday

HD 120678
5829 ly
 study icon HD 120678: a classical Be star with a tilting heartbeat disk
18. 10. 2026

33 G. Librae
19.2 ly
 +1 study icon EPRV Asteroseismology of the K dwarfs GJ 570 A and GJ 783 A with ESPRESSO. Empirical mode-amplitude scaling in tension with 3D convection simulations
18. 10. 2026

WISE 0855-0714
7.3 ly
 study icon Water Cloud and Chemical Modulations in the Coldest Brown Dwarf
17. 10. 2026

TOI-5322
1560 ly
 +1 study icon A Sample of Thick-Disk Stars Hosting Hot Jupiters
17. 10. 2026

WD J1330+6435
282 ly
 study icon Any colour you like: the diverse chromaticities of white dwarfs
17. 10. 2026
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