Detection of a low frequency quasi-periodic oscillation in the soft state of Cygnus X-1 with Insight-HXMT

19. 07 2022

Black holes

Evidence for a moderate spin from X-ray reflection of the high-mass supermassive black hole in the cluster-hosted quasar H1821+643

04. 07 2022

Stars

Candidate Tidal Disruption Event AT2019fdr Coincident with a High-Energy Neutrino

17. 06 2022

Quasars

Discovery of the most luminous quasar of the last 9 Gyr

29. 05 2022

Galaxies

Distant galaxies contain more massive stars than those in our neighborhood

New research shows that the distribution of massive, medium and light stars vary greatly between close and distant galaxies. It looks like more distant galaxies tend to have more of the massive stars.