All giant stars—those that are at least eight times larger than our sun—are destined to undergo a “core collapse.” As the star exhausts its hydrogen and helium fuel it begins to fuse heavier elements ...
A supernova that exploded close to our newly forming sun could have destroyed what became our solar system — if it weren't for a shield of molecular gas. Scientists reached this conclusion by studying ...
Stars are thought to form within enormous filaments of molecular gas. Regions where one or more of these filaments meet, known as hubs, are where massive stars form. These massive stars, located ...
In 2015, astrophysicists discovered a system consisting of two compact stars orbiting each other: a pulsar (i.e., a highly magnetized rapidly rotating, light-emitting neutron star) and a so-called ...
Isotope ratios found in meteorites suggest that a supernova exploded nearby while the Sun and Solar System were still forming. But the blast wave from a supernova that close could have potentially ...
A research team led by University of Minnesota School of Physics and Astronomy Professor Yong-Zhong Qian uses new models and evidence from meteorites to show that a low-mass supernova triggered the ...
An illustration of a young solar system immersed in high-energy cosmic rays from a nearby supernova. Unlike considering only direct injection of supernova ejecta, this process naturally explains key ...
New work offers fresh evidence supporting the supernova shock wave theory of our solar system’s origin. According to one longstanding theory, our Solar System’s formation was triggered by a shock wave ...
Way back in time, about 4.6 billion years ago, our Sun and planets were busily forming nestled inside a cloud of gas and dust. Not far away, a supernova exploded, threatening to tear everything apart.
A supernova that exploded close to our newly forming sun could have destroyed what became our solar system — if it weren't for a shield of molecular gas. Scientists reached this conclusion by studying ...
Radioactive isotopes in meteorites suggest that a supernova erupted in the vicinity of the solar system as it was forming. When you purchase through links on our site, we may earn an affiliate ...
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