University of Warwick astronomers have shown that water vapor can potentially be detected in the atmospheres of exoplanets by peering literally over the tops of their impenetrable clouds.
Astronomy
Sep 22, 2020
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In 1930, Dorrit Hoffleit reported that star number #4749 in the Harvard List of variables had faded four times between 1897 and 1929, and identified it as an R Coronae Borealis (RCB) variable. RCB stars are luminous low-mass ...
Astronomy
May 20, 2020
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12
(Phys.org)—Astronomers have identified another rare example of an extreme helium star. The star, designated GALEX J184559.8−413827 (or J1845−4138 for short), was initially classified as a faint helium-rich "hot subdwarf," ...
A new study has revealed similarities and relationships between certain types of chemicals found on 30 different comets, which vary widely in their overall composition compared to one another. The research is part of ongoing ...
Space Exploration
Nov 2, 2016
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33
(Phys.org)—New research conducted by a team of astronomers from the Paris Observatory in Meudon, France and the Notre Dame University – Louaize in Zouk Mosbeh, Lebanon, reveals that a B-type main-sequence star designated ...
EU researchers have pioneered new calibration strategies for detecting "habitable" planets outside our solar system – with impressive results already.
Astronomy
May 19, 2016
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27
An extraterrestrial spacecraft lurking in a satellite's orbit near Earth would be able to see city lights and pollution in our atmosphere. But what if it searched for signs of life on Earth from afar?
Space Exploration
Jul 21, 2014
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Lying just above the sun's surface is an enigmatic region of the solar atmosphere called the interface region. A relatively thin region, just 3,000 to 6,000 miles thick, it pulses with movement: Zones of different temperature ...
Space Exploration
Jun 4, 2013
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0
(PhysOrg.com) -- Two brown dwarf-sized objects orbiting a giant old star show that planets may assemble around stars more quickly and efficiently than anyone thought possible, according to an international team of astronomers.
Astronomy
Dec 21, 2009
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