In studying our solar system over the course of many centuries, astronomers learned a great deal about the types of planets that exist in our universe. This knowledge has since expanded thanks to the discovery of extrasolar ...
Space Exploration
Jul 2, 2015
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36
Astrophysicists Mattia Galiazzo and Rudolf Dvorak from the University of Vienna, in collaboration with Elizabeth A. Silber (Brown University, U.S.) investigated the long-term path development of centaurs, solar system minor ...
Astronomy
Oct 10, 2018
2
207
If there are so many galaxies, stars, and planets, where are all the aliens, and why haven't we heard from them? Those are the simple questions at the heart of the Fermi Paradox. In a new paper, a pair of researchers ask ...
Space Exploration
May 3, 2022
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51
Far-flung Uranus and Neptune—the ice giants of our solar system—are as mysterious as they are distant. Soon after its launch in 2021, NASA's James Webb Space Telescope will change that by unlocking secrets of the atmospheres ...
Astronomy
Feb 28, 2020
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811
Recent modeling of solar mass stars with planetary systems, found that a system with four rocky planets and four gas giants in stable orbits – and only a sparsely populated outer belt of planetesimals – has only ...
Astronomy
Apr 11, 2011
116
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Stars with disks of debris around them might be good targets to search for Earth-like planets, researchers say.
Astronomy
Mar 9, 2012
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0
(PhysOrg.com) -- In a study that helps to explain the origins of water on Earth, University of Michigan astronomers have found that water vapor can form spontaneously in habitable zones of solar systems, and that it develops ...
Astronomy
Dec 17, 2009
1
0
The last two decades have seen an explosion of detections of exoplanets, as the sensitivity to smaller planets has dramatically improved thanks especially to the Kepler mission. These discoveries have found that the frequency ...
Astronomy
Jan 18, 2017
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469
Scientists at MIT, the University of Birmingham, and elsewhere say that astronomers' best chance of finding liquid water, and even life on other planets, is to look for the absence, rather than the presence, of a chemical ...
Astronomy
Dec 29, 2023
0
235
Scientists at the University of Arizona have discovered what might be the closest thing to "baby photos" of our solar system. A young star called HD 95086 is found to have two dust belts, analogous to the asteroid and Kuiper ...
Astronomy
Nov 10, 2014
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0
