Unknown treasure trove of planets found hiding in dust
"Super-Earths" and Neptune-sized planets could be forming around young stars in much greater numbers than scientists thought, new research by an international team of astronomers suggests.
"Super-Earths" and Neptune-sized planets could be forming around young stars in much greater numbers than scientists thought, new research by an international team of astronomers suggests.
Astronomy
Dec 6, 2018
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Using sophisticated computer simulations, an international research team have discovered new insights into the chemical composition of the dust grains that formed in the solar system 4.5 billion years ago.
Astronomy
Feb 5, 2016
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For the first time, astronomers have seen a dusty disk of material around a young star fragmenting into a multiple-star system. Scientists had suspected such a process, caused by gravitational instability, was at work, but ...
Astronomy
Oct 26, 2016
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(Phys.org)—Forget the restaurant at the end of the Universe—astronomers now have the clearest understanding yet of the bar at the center of the Milky Way.
Astronomy
Dec 19, 2012
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(Phys.org) —Astronomers using NASA's Hubble Space Telescope have applied a new image processing technique to obtain near-infrared scattered light photos of five disks observed around young stars in the Mikulski Archive ...
Astronomy
Apr 24, 2014
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(Phys.org)—Every six seconds, for millions of years, comets have been colliding with one another near a star in the constellation Cetus called 49 CETI, which is visible to the naked eye.
Astronomy
Nov 8, 2012
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(PhysOrg.com) -- For the last 20 years, the best models of planet formation -- or how planets grow from dust in a gas disk -- have contradicted the very existence of Earth. These models assumed locally constant temperatures ...
Astronomy
Jan 12, 2010
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A new observatory still under construction has given astronomers a major breakthrough in understanding a nearby planetary system that can provide valuable clues about how such systems form and evolve. The scientists used ...
Astronomy
Apr 12, 2012
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When a star like our sun gets to be old, in another seven billion years or so, it will no longer be able to sustain burning its nuclear fuel. With only about half of its mass remaining it will shrink to a fraction of its ...
Astronomy
Jul 26, 2021
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Planet-forming environments can be much more complex and chaotic than previously expected. This is evidenced by a new image of the star RU Lup, made with the Atacama Large Millimeter/submillimeter Array (ALMA).
Astronomy
Aug 3, 2020
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