It is known today that merging galaxies play a large role in the evolution of galaxies and the formation of elliptical galaxies in particular. However there are only a few merging systems close enough to be observed in depth. ...
Astronomy
Sep 21, 2015
0
53
You might think that astronomers could easily tell the difference between a black hole and a white dwarf – but nature can be deceptive.
Astronomy
Jan 10, 2016
2
1563
Astronomers have made a rare discovery in the early universe involving two actively feeding supermassive black holes—or quasars—just 10,000 light-years apart from each other, that are on the verge of a colossal collision.
Astronomy
Apr 5, 2023
1
199
Studying the large-scale structure of our galaxy isn't easy. We don't have a clear view of the Milky Way's shape and features like we do of other galaxies, largely because we live within it. But we do have some advantages. ...
Astronomy
Dec 27, 2022
0
133
Despite being less famous than their elliptical and spiral galactic cousins, irregular dwarf galaxies, such as the one captured in this NASA/ESA Hubble Space Telescope image, are actually one of the most common types of galaxy ...
Astronomy
Apr 4, 2016
2
659
One of the biggest mysteries in galaxy evolution is the fate of the compact massive galaxies that roamed the early Universe.
Astronomy
Feb 27, 2015
4
2084
The swirling arms of a spiral galaxy are among the most recognized features in the cosmos: long sweeping bands spun off from a central core, each brimming with dust, gas, and dazzling pockets of newly formed stars. Yet this ...
Astronomy
Oct 25, 2023
0
131
An international team of astronomers used a database combining observations from the best telescopes in the world, including the Subaru Telescope, to detect the signal from the active supermassive black holes of dying galaxies ...
Astronomy
May 27, 2022
2
656
Everything eventually dies, even galaxies. So how does that happen?
Astronomy
Jun 5, 2015
29
97
A new record for the most distant galaxy cluster has been set using NASA's Chandra X-ray Observatory and other telescopes. This galaxy cluster may have been caught right after birth, a brief, but important stage of evolution ...
Astronomy
Aug 31, 2016
17
942
