In the vast and diverse universe, the initial mass distribution at the birth of a new population of stars determines the fate of galaxies. This relationship is described by the initial mass function (IMF). For more than half ...
Astronomy
Jan 18, 2023
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Northwestern University and the University of California San Diego (UC San Diego) astrophysicists have discovered the tightest ultracool dwarf binary system ever observed.
Astronomy
Jan 10, 2023
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Using the Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has detected three companions to aged stars—two low-mass stars and one brown dwarf. The newfound objects are the size of Jupiter ...
Red dwarfs are the most abundant stars in the Milky Way, making up 70% of all stars.
Plasma Physics
Sep 8, 2022
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19
The first exoplanet has been discovered by Subaru Strategic Program using the infrared spectrograph IRD on the Subaru Telescope (IRD-SSP). This planet, Ross 508b, is a super-Earth with about four times the mass of the Earth ...
Astronomy
Aug 1, 2022
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559
Star formation is arguably the most important process in the universe. Over their lifetimes, and then with their deaths, stars produce of all the chemical elements except for hydrogen and helium (produced in the big bang). ...
Astronomy
Jun 16, 2022
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A joint research team from the Yunnan Observatories of the Chinese Academy of Sciences and Aarhus University has found a constraint of the convective core overshoot in low-mass stars and a correlation between the strength ...
Astronomy
Apr 20, 2022
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10
Astronomers at the University of Sydney have found a slimmer type of red giant star for the first time. These stars have undergone dramatic weight loss, possibly due to the presence a greedy neighbor. Published in Nature ...
Astronomy
Apr 14, 2022
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201
Stars are giant factories that produce most of the elements in the universe—including the elements in us, and in Earth's metal deposits. But how do stars produce changes over time?
Astronomy
Jan 11, 2022
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598
The Chamaeleon Infrared Nebula is an outflow of gas that resides in the larger Chamaeleon I dark cloud (one of the closest star-forming regions of the Milky Way), and adjacent to the Chamaeleon II and Chamaeleon III dark ...
Astronomy
Jan 11, 2022
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