At the center of our Galaxy lies an extremely dense concentration of massive stars near the supermassive black hole Sagittarius A*. These stars – giant
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Very massive stars represent short but extremely turbulent episodes in the evolution of galaxies. They are among the most intense sources of radiation, stellar wind,
A year has passed since the new PLATOSpec precise echelle spectrograph was installed on the E152 telescope at the La Silla Observatory in Chile (European
From December 1 to 5, 2025, Prague hosted the 16th annual AXRO international conference organized by the Astronomical Institute of the Czech Academy of Sciences,
The binary star BD+20 5391 has proven to be an extremely rare case of two red giants of almost identical mass evolving side by side.