Cosmic dust—like dust on Earth—comprises groupings of molecules that have condensed and stuck together in a grain. But the exact nature of dust creation in the universe has long been a mystery. Now, however, an international ...
Astronomy
Feb 9, 2024
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New research is challenging the scientific status quo on the limits of the nuclear chart in hot stellar environments where temperatures reach billions of degrees Celsius.
General Physics
Sep 18, 2023
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53
(Phys.org) —An international team of astronomers using data from the Japan-led Suzaku X-ray observatory has developed a powerful technique for analyzing supernova remnants, the expanding clouds of debris left behind when ...
Astronomy
Jul 3, 2014
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When a massive star reaches the end of its life, it can explode in a process known as a supernova. The massive star—much more massive than our sun—runs out of fuel in its core. Gravity forces the core to collapse on itself, ...
General Physics
Aug 19, 2020
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180
The ESO Very Large Telescope has taken the best image ever of a strange and chaotic duo of interwoven galaxies. The images also contain some surprises -- interlopers both far and near.
Astronomy
Mar 16, 2009
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Scientists researching the origin of elements in our galaxy have new insights into how they are transported to Earth, thanks to a new study led by authors at the University of Hertfordshire in the U.K. and the Konkoly Observatory, ...
Planetary Sciences
Feb 20, 2023
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104
Findings from a Rochester Institute of Technology study provide further evidence that the outskirts of spiral galaxies host massive black holes. These overlooked regions are new places to observe gravitational waves created ...
Astronomy
Jul 26, 2018
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65
Where does gold, the precious metal coveted by mortals through the ages, come from? How, where and when was it produced? Last August, a single astrophysical observation finally gave us the key to answer these questions. The ...
Astronomy
Dec 18, 2017
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70
In 1980's popular book "Cosmos," Carl Sagan wrote of what makes us: "All the elements of the Earth except hydrogen and some helium have been cooked by a kind of stellar alchemy billions of years ago in stars, some of which ...
Astronomy
Oct 20, 2022
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59
Researchers from the Institute of Modern Physics of the Chinese Academy of Sciences, together with collaborators, have lately made progress in the study of the electron-capture rates of the 93Nb by using the charge-exchange ...
Astronomy
Mar 24, 2020
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