Astronomers have detected what may be the most-rapidly-rotating, ultra-cool, brown-dwarf star ever seen. The super-fast rotation period was measured by using the 305-meter Arecibo radio telescope—the same telescope that ...
Astronomy
Jun 27, 2016
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When the JWST activated its penetrating infrared eyes in July 2022, it faced a massive wish-list of targets compiled by an eager international astronomy community. Distant, early galaxies, nascent planets forming in dusty ...
Astronomy
Oct 30, 2023
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Pictures of the sky can show us cosmic wonders; movies can bring them to life. Movies from NASA's NEOWISE space telescope are revealing motion and change across the sky.
Astronomy
Oct 19, 2022
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Brown dwarfs are smaller than stars, but more massive than giant planets. As such, they provide a natural link between astronomy and planetary science. However, they also show incredible variation when it comes to size, temperature, ...
Astronomy
Aug 15, 2016
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(Phys.org) —After searching hundreds of millions of objects across our sky, NASA's Wide-Field Infrared Survey Explorer (WISE) has turned up no evidence of the hypothesized celestial body in our solar system commonly dubbed ...
Astronomy
Mar 7, 2014
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An international team of astronomers reports the detection of a new planetary system by observing a nearby star known as HD 18599 (or TOI-179). It appears that this star is orbited by a Neptune-mass exoplanet and a massive ...
Our galaxy could have 100 billion brown dwarfs or more, according to work by an international team of astronomers, led by Koraljka Muzic from the University of Lisbon and Aleks Scholz from the University of St Andrews. On ...
Astronomy
Jul 5, 2017
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(Phys.org) —A team of researchers led by Justin R. Crepp, the Freimann Assistant Professor of Physics at the University of Notre Dame, has directly imaged a very rare type of brown dwarf that can serve as a benchmark for ...
Astronomy
Jan 20, 2014
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An international team of astronomers has found a new brown dwarf, one of the most massive objects of this type discovered to date. The newly detected brown dwarf, designated EPIC 212036875 b, turns out to be about 50 times ...
Brown dwarf stars host powerful aurora displays just like planets, astronomers have discovered.
Astronomy
Jul 29, 2015
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