The first stars illuminated the universe during the Cosmic Dawn and put an end to the cosmic "dark ages" that followed the Big Bang. However, the distribution of their mass is one of the great unsolved mysteries of the cosmos.
Astronomy
Jun 7, 2023
0
2444
Stars that contain comparatively large amounts of heavy elements provide less favorable conditions for the emergence of complex life than metal-poor stars, as scientists from the Max Planck Institutes for Solar System Research ...
Astrobiology
Apr 18, 2023
2
273
By using machine learning and state-of-the-art supernova nucleosynthesis, a team of researchers have found the majority of observed second-generation stars in the universe were enriched by multiple supernovae. Their findings ...
Astronomy
Mar 23, 2023
0
421
Theories on how the Milky Way formed are set to be rewritten following discoveries about the behavior of some of its oldest stars.
Astronomy
Nov 16, 2020
11
3518
EPFL astrophysicists actively participated in the discovery of a very rare star, which is particularly old and metal-poor. As a messenger from the distant past, it will allow the scientists to learn more about the young universe, ...
Astronomy
Oct 8, 2018
1
86
Researchers from the Instituto de Astrofísica de Canarias (Spain) and the University of Cambridge (UK) have detected lithium (Li) in the ancient star J0023+0307, a main-sequence extremely iron-poor dwarf star about 9,450 ...
Astronomy
Apr 18, 2019
0
22
