Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has discovered two new "hot Jupiter" exoplanets. The newfound alien worlds, designated TOI-4377 b and TOI-4551 b, both orbit ...
They reveal the origin of wine, the age of bones and fossils, and they serve as diagnostic tools in medicine. Isotopes and isotopologues—molecules that differ only in the composition of their isotopes—also play an increasingly ...
Astronomy
Nov 7, 2023
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In 1895, Wilhelm Röntgen discovered X-rays and used them to image the bones in his wife's hand, kicking off a revolutionary diagnostic tool for medicine. Now two of NASA's X-ray space telescopes have combined their imaging ...
Astronomy
Oct 30, 2023
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To understand the universe, we need to understand the extreme processes that shape it and drive its evolution. Things like supermassive black holes (SMBHs,) supernovae, massive reservoirs of dense gas, and crowds of stars ...
Astronomy
Oct 26, 2023
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A team of astronomers and astrophysicists from INAF-Osservatorio Astronomico di Padova, Vicolo dell'Osservatorio 5, Universidad Diego Portales, the University of Exeter and Sorbonne Université has found evidence that gas ...
In 2009 a giant star 25 times more massive than the sun simply vanished. OK, it wasn't quite that simple. It underwent a period of brightening, increasing in luminosity to a million suns, just as if it was ready to explode ...
Astronomy
Oct 4, 2023
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Using NASA's Kepler and ESA's Gaia spacecraft, an international team of astronomers has conducted an astroseismic investigation of six giant stars in the open cluster NGC 6866. The study, presented August 24 on the pre-print ...
As the next generation of giant, high-powered observatories begin to come online, a new study suggests that their instruments may offer scientists an unparalleled opportunity to discern what weather may be like on far-away ...
Astrobiology
Jul 27, 2023
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107
A spectacular new image released today by the European Southern Observatory gives us clues about how planets as massive as Jupiter could form. Using ESO's Very Large Telescope (VLT) and the Atacama Large Millimeter/submillimeter ...
Astronomy
Jul 25, 2023
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Researchers from the University of Sheffield and Imperial College London have spotted a "retired" asymptotic giant branch (AGB) star passing through a young star-forming region, something which was previously thought not ...
Astronomy
Jul 24, 2023
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