A nova explosion is one of the phenomena in the sky that can surprise many astronomers. The most valuable examples are those for which there
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On Friday 6th October, as part of the European Researchers’ Night, a joint programme has been prepared in Ondřejov at the Observatory of the Astronomical
From 25 to 27 September, the international XShootU workshop took place in Prague, Vila Lanna, with 45 participants from all over the world. XShootU is
Members of the Stellar Department actively involved in the Marie Skłodowska-Curie RISE project POEMS (Physics of Extreme Massive Stars, coordinated by Michaela Kraus), together with
Some stars are truly strange, and it is even rarer when two unusual stars form a gravitationally bound pair. Among these is the variable star