Cosmologists have found a way to double the accuracy of measuring distances to supernova explosions—one of their tried-and-true tools for studying the mysterious dark energy that is making the universe expand faster and ...
Astronomy
May 7, 2021
4
1489
The one thing everyone knows about black holes is that absolutely everything nearby gets sucked into them. Almost everything, it turns out.
Astronomy
Nov 14, 2023
32
108
Water has been detected in the most massive galaxy in the early universe, according to new observations from the Atacama Large Millimeter/submillimeter Array (ALMA). Scientists studying SPT0311-58 found H20, along with carbon ...
Astronomy
Nov 3, 2021
0
10501
The very first stars likely formed when the universe was only 100 million years old, less than one percent its current age. These first stars—known as Population III—were so titanically massive that when they ended their ...
Astronomy
Sep 28, 2022
0
2311
Astrophysicists for the first time have calculated the original mass and size of a dwarf galaxy that was shredded in a collision with the Milky Way billions of years ago. Reconstructing the original dwarf galaxy, whose stars ...
Astronomy
Feb 17, 2022
1
240
The discovery of the faintest known galaxies beyond the neighborhood of the Milky Way could help scientists develop universal models for how the universe's oldest galaxies formed, according to findings announced Jan. 11 at ...
Astronomy
Jan 11, 2023
1
206
Forming planets are one possible explanation for the rings and gaps observed in disks of gas and dust around young stars. But this theory has trouble explaining why it is rare to find planets associated with rings. New supercomputer ...
Astronomy
Nov 12, 2021
1
269
Type Ia supernovae, as cosmological distance indicators, have led to the discovery of the accelerating expansion of the Universe. Nevertheless, the nature of their progenitors and explosion mechanisms remain unsolved mysteries.
Astronomy
Jan 8, 2021
5
1389
Since 2015, the LIGO-Virgo-KAGRA Collaboration have detected about 85 pairs of black holes crashing into each other. We now know that Einstein was right: gravitational waves are generated by these systems as they inspiral ...
Astronomy
Dec 5, 2022
0
581
Beyond Earth, the general scientific consensus is that the best place to search for evidence of extraterrestrial life is Mars. However, it is by no means the only place. Aside from the many extrasolar planets that have been ...
Planetary Sciences
Feb 25, 2021
2
273
