Astronomy
Jan 24, 2024
Image: Hubble glimpses bright galaxy group LEDA 60847
This new NASA Hubble Space Telescope image shows a group of interacting galaxies known as LEDA 60847.
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Astronomy
Jan 23, 2024
Motion of satellite galaxies suggests younger universe
In standard cosmological models, the formation of cosmological structures begins with the emergence of small structures, which subsequently undergo hierarchical merging, leading to the formation of larger systems. As the ...
Astronomy
Jan 18, 2024
Webb reveals that galaxy mergers are the solution to early universe mystery
One of the key missions of the NASA/ESA/CSA James Webb Space Telescope is to probe the early universe. Now, the unmatched resolution and sensitivity of Webb's NIRCam instrument have revealed, for the first time, what lies ...
Astronomy
Jan 17, 2024
Study delivers detailed photos of galaxies' inner structures
For the first time, high-resolution images captured by the James Webb Space Telescope are offering powerful insights into the complex dust patterns of nearby star-forming galaxies.
Astronomy
Jan 11, 2024
Fermi Gamma-ray Space Telescope detects surprise gamma-ray feature beyond our galaxy
Astronomers analyzing 13 years of data from NASA's Fermi Gamma-ray Space Telescope have found an unexpected and as yet unexplained feature outside of our galaxy.
Astronomy
Jan 11, 2024
The first 3D map of magnetic fields in our galaxy explains star-forming regions
A team of astronomers including those from the University of Tokyo have created the first-ever map of magnetic field structures within a spiral arm of our Milky Way galaxy. Previous studies on galactic magnetic fields only ...
Astronomy
Jan 11, 2024
Tidal disruption events and what they can reveal about black holes and stars in distant galaxies
At the center of most large galaxies lives a supermassive black hole (SMBH). The Milky Way has Sagittarius A*, a mostly dormant SMBH whose mass is around 4.3 million times that of the sun. But if you look deeper into the ...
Astronomy
Jan 9, 2024
Unexpectedly massive black holes dominate small galaxies in the distant universe
Astronomers have discovered that the supermassive black holes in the centers of early galaxies are much more massive than expected. These surprisingly hefty black holes offer new insights into the origins of all supermassive ...
Astronomy
Jan 9, 2024
'Blob-like' home of farthest-known fast radio burst is collection of seven galaxies, researchers find
In summer 2022, astronomers detected the most powerful fast radio burst (FRB) ever observed. And coming from a location that dates halfway back to the Big Bang, it also was the farthest known FRB spotted to date.
Astronomy
Jan 2, 2024
The early universe was surprisingly filled with spiral galaxies, research suggests
If we could travel far beyond our galaxy, and look back upon the Milky Way, it would be a glorious sight. Luminous spirals stretching from a central core, with dust and nebulae scattered along the spiral edges. When you think ...
