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hotstars news

The Long-term Activity of the Postnovae Q Cygni and BK Lyncis

2024-10-212024-10-21 admin

V. Simon of the Stellar department at ASU studied long-term observations of two cataclysmic variables that erupted as classical novae in astronomically recent times. In

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hotstars news

Unveiling stellar aurorae: simulating auroral emission lines in hot starsinduced by high-energy irradiation

2024-07-172024-07-17 admin

The Aurora Borealis is a fascinating natural phenomenon that has been observed and studied for thousands of years. For a long time, they were only

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department hotstars news

International Conference “Physics of Extreme Massive Stars”

2024-07-09 admin

The final conference of the Marie Skłodowska-Curie RISE project POEMS (Physics of Extreme Massive Stars, coordinated by Michaela Kraus) took place in Rio de Janeiro,

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hotstars news

Shaping the nebula around the symbiotic system R Aquarii

2024-06-272024-06-27 Jiří Srba

Stars remain bright points even when observed with the largest telescopes. But some processes create strange structures of gas and dust around these stars. One

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hotstars news

LAMOST J040901.83+329355.6 – a new Galactic star with Wolf-Rayet characteristics

2024-02-282024-02-28 admin

There are several types among the stars, which quite naturally represent a touch of exoticis. These include, without doubt, Wolf-Rayet stars, evolved massive stars that

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News

  • Variability of Galactic blue supergiants observed with TESS
  • PLATO – search for the second Earth — a milestone in the preparation of the ESA mission with Czech participation
  • Minister of Transportation Martin Kupka visited Ondřejov Observatory
  • From the internship at the Ondřejov Observatory to the victory in the national competition of SOČ
  • 50 Dra – Am-type twins with additional variability in a non-eclipsing system
  • Lecture for high school students from Benešov
  • International Conference on High Energy Astrophysics IBWS 2025
  • Days of Open Doors at ASU Ondřejov 2025
  • Stellar obliquities of eight close-in gas giant exoplanets
  • HD 144812 – A transition-phase massive star in a binary system

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