A team of astronomers, including Jean-Pierre Lasota from the Copernicus Astronomical Center in Warsaw, with the ... more Micronovae, a new kind of stellar explosion»
H.E.S.S. researchers observe time-dependent particle acceleration outside our solar system for the ... more Cosmic particle accelerator at its limit»
The Cassegrain U-Band Efficient Spectrograph (CUBES) is a new instrument being built for the 8-meter ... more Simulated observations with the CUBES spectrograph»
Neutron stars are superfluid. This is good news for theoretical physicists: they have an excuse to ... more Neutron star superfluid-viscous hydrodynamics»
On Wednesday, February 23, 2022, during its testing on the grounds of the observatory at the ... more SST-1M Cherenkov telescopes at the Ondřejov Observatory capture their first data»
Neutron stars, although very strongly bound by gravity, may be deformed due to the rapid rotation ... more Gravitational darkening effect on the spectrum of a hot, rapidly rotating neutron star»
The article "A search for cool molecular gas in GK Persei and other classical novae", by ... more A search for cool molecular gas in GK Persei and other classical novae»
Population II Cepheids are old population pulsating stars. They are less known than famous Classical Cepheids ... more An absolute calibration of the Period-Luminosity Relations for Type II Cepheids»
Symbiotic stars are one of the most active classes of binary systems. They are composed of ... more SALT uncovers the nature of the jet-producing symbiotic binary St 2-22»
An international team of astrophysicists from the South African Astronomical Observatory (SAAO), the University of Southampton ... more Warped accretion disc observed around a black hole»