The evolution of dwarf galaxies in the tidal field of the Milky Way is one of … more Resonant tidal evolution of dwarf galaxies»
In a paper Discovery of a new group of double-periodic RR Lyrae stars in the OGLE-IV … more Discovery of a new group of double-periodic RR Lyrae stars»
Black holes observed by astronomers have masses either similar to those of stars, or are supermassive, … more X-ray Transients: Hyper- or Hypo-Luminous? »
International team of astrophysicists led by Tomasz Kamiński (ALMA-ESO, Chile; former PhD student at the Copernicus … more Nova Vul 1670 was a merger»
H.E.S.S.discovers three extremely luminous gamma-‐ray sources in Milky Way’s satellite galaxy. Once again, the High Energy … more An exceptionally powerful trio in the Large Magellanic Cloud»
Vela X-1 demonstrates high X-ray variability and off-sates revealed by INTEGRAL. Hydrodynamic simulations (using VH1) allowed … more Origin of the X-ray off-states in Vela X-1»
The picture shows actual positions of two satellites of BRITE Constellation: Lem and Heweliusz. more BRITE Lem and Heweliusz satellites»
Andromeda II is one of the brightest dwarf galaxies in the vicinity of the Andromeda galaxy … more Andromeda II as a merger remnant»
BACHES (white instrument) mounted on one of the Solaris telescopes. BACHES (Basic eCHElle Spectrograph, pothole … more Spectrograph BACHES installed on Solaris-1 telescope»
(Image by Christian Föhr, MPIK) Following the intensive commissioning phase of the new large 28-meter … more First H.E.S.S. II data reveal promising pulsar signal»