Quasar
Scientists observed X-ray emission of the most luminous quasar
An X-ray look at the heart of powerful quasars.
Astronomers uncovered the largest cosmic explosion ever witnessed
The explosion is more than ten times brighter than any known supernova.
Rare discovery: 2 supermassive black holes spotted on a collision course inside a galaxy merger
Finding such a system is difficult.
Astronomers uncovered a closely bound duo of energetic quasars
Astronomers using an array of ground- and space-based telescopes, including Gemini North on Hawai‘i, have uncovered a closely bound duo of energetic quasars —...
Discovery of bubble-blowing relativistic jets at the center of the Teacup galaxy
Study reveals a process that explains the peculiar morphology of the central region of the Teacup galaxy.
Chandra detected a galaxy lonelier than expected
The result may push the limits for how quickly astronomers expect galaxies to grow in the early universe.
Scientists just got to see the innermost parts of the quasar
Peering into the heart of a distant quasar with the Event Horizon Telescope.
Astronomers dig out buried black holes
This result helps give astronomers a more accurate census of black holes in the universe.
Scientists observed the innermost structure of quasar jet
New observations show the deepest parts of the quasar's plasma jet.
Webb revealed the surprising formation of a massive galaxy cluster
Astronomers looking into the early Universe have made a surprising discovery using the NASA/ESA/CSA James Webb Space Telescope. Webb's spectroscopic capabilities, combined with its...
Hubble detects a protective shield defending a pair of dwarf galaxies
For billions of years, the Milky Way’s largest satellite galaxies have followed a perilous journey.