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department news outreach

Chat with an astronomer 2025

2025-02-132025-02-13 admin

Did you know that Annie Cannon (1863-1941) was the creator of the current stellar classification, OBAFGKM, based on the stellar spectra? Or that Jocelyn Bell

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department news outreach

Spectroscopy of comet C/2023 A3 (Tsuchinshan-ATLAS)

2025-01-29 admin

In the last issue of Astropis (143/2024) – a popular Czech astronomy magazine – an article dedicated to the experimental spectroscopy of comet C/2023 (Tsuchinshan-ATLAS)

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department exoplanet news

PLATOSpec – the new instrument at ESO’s La Silla Observatory is now ready for exoplanet research

2024-12-192024-12-19 admin

Twenty years after its decommissioning, the ESO 1.52-m telescope hosted at our La Silla Observatory in Chile, has been given new life. Its brand-new PLATO

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department highenergy news

15th International Conference on Astronomical X-Ray Optics

2024-11-132024-11-13 admin

The primary objective of the conference is to showcase and exchange ideas regarding the latest and forthcoming technologies for missions in X-ray astronomy. These missions

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department hotstars news

POEMS: Physics of extreme massive stars

2024-10-232024-10-23 admin

POEMS (Physics of extreme massive stars) project investigates a variety of physical aspects that boost understanding of specific extreme phases in the evolution of massive

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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
Phone: +420 323 620 226
E-mail: eva.zdarska @ asu.cas.cz

Address:
Fričova 298, 251 65 Ondřejov
Czech Republic

Links

  •    Astronomical Institute of CAS
  •    Czech Academy of Sciences

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