The Instituto de Astrofísica de Canarias (IAC) has participated in the discovery of a group of metal-poor stars shrouded in a large amount of iron dust situated in the Large Magellanic Cloud. This study involved a combination ...
Astronomy
Jan 24, 2019
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A multi-institutional team of researchers has discovered silica mineral quartz in a primitive meteorite, comprising direct evidence of silica condensation within the solar protoplanetary disk, and offering new clues to understanding ...
Space Exploration
Aug 23, 2018
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222
A Chalmers-led team of astronomers has for the first time observed details on the surface of an aging star with the same mass as the sun. ALMA's images show that the star is a giant, its diameter twice the size of Earth's ...
Astronomy
Nov 7, 2017
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(Phys.org)—A team of researchers affiliated with several institutions in Japan has found evidence showing that condensed aluminum oxide dust surrounding the star W Hydrae plays a key role in accelerating the stellar wind. ...
(Phys.org)—Astronomers have detected a new metal-poor, luminous post-asymptotic giant branch star in the Small Magellanic Cloud. The newly found object, designated J005252.87-722842.9, appears to have undergone an unusual ...
Astronomers have used ALMA to capture a strikingly beautiful view of a delicate bubble of expelled material around the exotic red star U Antliae. These observations will help astronomers to better understand how stars evolve ...
Astronomy
Sep 20, 2017
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200
A team of astronomers led by William Dixon of the Space Telescope Science Institute in Baltimore, Maryland, has presented new spectral analysis of the ultraviolet-bright star Y453. The study, presented Aug. 3 in a paper published ...
Scientists have identified the origin of key stardust grains present in the dust cloud from which the planets in our Solar System formed, a study suggests.
Astronomy
Jan 30, 2017
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92
A study shows that the most massive stars in the last stages of their lives are those which contaminate the interstellar medium with new chemical elements, giving rise to successive generations of stars in these 'astronomical ...
Astronomy
Nov 8, 2016
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5
This NASA/ESA Hubble Space Telescope image shows the region around a star known as R Sculptoris, a red giant located 1,500 light-years from Earth in the constellation of Sculptor. Recent observations have shown that the material ...
Astronomy
Jan 14, 2015
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