A thorough understanding of galaxy evolution depends in part on an accurate measurement of the abundance of metals in the intergalactic medium—the space between stars—but dust can impede observations in optical wavelengths. ...
Astronomy
Jun 1, 2022
1
818
A computational approach inspired by the growth patterns of a bright yellow slime mold has enabled a team of astronomers and computer scientists at UC Santa Cruz to trace the filaments of the cosmic web that connects galaxies ...
Astronomy
Mar 10, 2020
49
3007
Dark matter is the aptly named unseen material that makes up the bulk of matter in our universe. But what dark matter is made of is a matter of debate.
Astronomy
Jul 24, 2017
8
1087
UCLA astronomers have made the first accurate measurement of the abundance of oxygen in a distant galaxy. Oxygen, the third-most abundant chemical element in the universe, is created inside stars and released into interstellar ...
Astronomy
Aug 3, 2016
2
1035
(Phys.org) —Caltech astronomers have taken unprecedented images of the intergalactic medium (IGM)—the diffuse gas that connects galaxies throughout the universe—with the Cosmic Web Imager, an instrument designed and ...
Astronomy
Apr 29, 2014
53
1
(Phys.org) —Astronomers have detected cold streams of primordial hydrogen, vestigial matter left over from the Big Bang, fueling a distant star-forming galaxy in the early Universe. Profuse flows of gas onto galaxies are ...
Astronomy
Oct 2, 2013
24
0
An international team of astronomers led by Pierluigi Rinaldi of the University of Groningen has detected for the first time H-alpha emission in individual galaxies during the so-called Epoch of Reionization, or cosmic dawn. ...
Astronomy
Jun 13, 2023
3
510
(Phys.org)—Using a new color selection technique, astronomers have detected 16 new luminous, high-redshift quasars. The discovery could be very important for understanding of the early universe, as such high-redshift, quasi-stellar ...
(Phys.org) —An international team, led by researchers from Swinburne University of Technology, has found evidence that the Universe broke its rising 'fever' about 11 billion years ago.
Astronomy
May 20, 2014
5
0
Newly discovered fast radio burst (FRB) 190520 shows unique behavior compared to other FRBs discovered so far. This deviant cosmic burst was observed by an international team, co-led by researchers at West Virginia University and ...
Astronomy
Jun 10, 2022
2
159
