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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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hotstars news

A seven-Earth-radius helium-burning star inside a 20.5-min detached binary

2024-02-122024-03-20 admin

Professor Xiaofeng Wang’s team at Tsinghua University and their collaborators (including Péter Németh from the Stellar Department of the Astronomical Institute in Ondřejov) have made

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hotstars news

On the stability and pulsation in models of B[e] star MWC 137

2024-01-122024-02-12 admin

Giant stars of spectral type B with emission lines in their spectrum have been the long-term research focus of Michaela Kraus of ASU’s Stellar Department.

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News

  • From my very first observation in Ondřejov—perhaps just once—to the world’s largest observatories
  • High-resolution Near-Infrared Spectroscopy of the B[e] Supergiant LHA 115-S 18: Discovery of Hot Water Vapor Emission
  • Brown Dwarfs and Hot Jupiters on a Shared Path to the Stars
  • The Young Exoplanetary System TOI-201 — A Witness to the Turbulent Evolution of Planets
  • Thermal electrons in an ultra-relativistic shock shape the optical afterglow of GRB 250702F
  • International Conference on High Energy Astrophysics IBWS 2026
  • Days of Open Doors at ASU Ondřejov 2026
  • The origin of sinusoidal brightness variations in F- to O-type stars through radial velocities
  • Chat with an astronomer 2026
  • How Modern and Antique Technologies Reveal a Dynamic Cosmos

Contact

Head: Brankica Kubátová
Deputy: Martin Jelínek
Secretary: Eva Žďárská
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E-mail: eva.zdarska @ asu.cas.cz

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Fričova 298, 251 65 Ondřejov
Czech Republic

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