The Galactic center as a research area focuses on the physical conditions, dynamics, and energetic processes in the central few hundred parsecs of the Milky Way, encompassing the supermassive black hole Sagittarius A*, dense stellar clusters, molecular clouds, and non-thermal emission regions. Studies integrate multiwavelength observations (radio to gamma rays) with numerical simulations to probe accretion physics, star formation under extreme tidal and radiation fields, cosmic-ray acceleration, and feedback-driven outflows. This domain also addresses gravitational potential mapping, stellar kinematics, magnetohydrodynamics of the interstellar medium, and tests of general relativity in the strong-field regime, making it a key laboratory for understanding galactic nuclei in general.
Our galaxy's supermassive black hole is famous for being one of the dimmest in the universe. Evidence from a new space telescope shows that might not always have been the case.
Astronomy
Jan 7, 2026
1
84
The Mid-Infrared Instrument (MIRI) on NASA's James Webb Space Telescope captured glowing cosmic dust heated by very young massive stars in unprecedented detail in this image of the Sagittarius B2 (Sgr B2) molecular cloud ...
Astronomy
Dec 2, 2025
0
33
An international research team led by PD Dr. Florian Peissker at the University of Cologne has used the new observation instrument ERIS (Enhanced Resolution Imager and Spectrograph) at the Very Large Telescope (VLT) facility ...
Astronomy
Nov 28, 2025
10
168
Johns Hopkins researchers may have identified a compelling clue in the ongoing hunt to prove the existence of dark matter. A mysterious diffuse glow of gamma rays near the center of the Milky Way has stumped researchers for ...
Astronomy
Oct 16, 2025
6
249
Using the James Webb Space Telescope (JWST), astronomers from the University of Florida and elsewhere have performed infrared observations of a star-forming cloud known as Sagittarius B2. Results of the observational campaign, ...
Researchers have found clouds of cold gas embedded deep within larger, superheated gas clouds—or Fermi bubbles—at the Milky Way's center. The finding challenges current models of Fermi bubble formation and reveals that the ...
Astronomy
Jul 7, 2025
0
327
Celestial objects known as dark dwarfs may be hiding at the center of our galaxy and could offer key clues to uncover the nature of one of the most mysterious and fundamental phenomena in contemporary cosmology: dark matter.
Astronomy
Jul 7, 2025
4
301
We know black hole mergers occur because we can detect the resulting gravitational waves. But when trying to piece together the history of black hole mergers in the Milky Way, astronomers need another tactic. They need to ...
Astronomy
Jun 26, 2025
0
104
New research led by Dr. James De Buizer at the SETI Institute and Dr. Wanggi Lim at IPAC at Caltech revealed surprising results about the rate at which high-mass stars form in the galactic center of the Milky Way. The researchers ...
Astronomy
Jun 10, 2025
0
48
A team of astronomers led by Michael Janssen (Radboud University, The Netherlands) has trained a neural network with millions of synthetic black hole data sets. Based on the network and data from the Event Horizon Telescope, ...
Astronomy
Jun 6, 2025
1
2648
