News tagged with red dwarfs

Closest temperate world orbiting quiet star discovered

A team working with ESO's High Accuracy Radial velocity Planet Searcher (HARPS) at the La Silla Observatory in Chile has found that the red dwarf star Ross 128 is orbited by a low-mass exoplanet every 9.9 days. This Earth-sized ...

dateNov 15, 2017 in Astronomy
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Astronomers resolve mystery of white dwarf's mass

New observations of the white dwarf/red dwarf binary star 40 Eridani BC by astronomers at the U.S. Naval Observatory (USNO) have revealed new, definitive values for the orbital period and masses of the components of this ...

dateSep 11, 2017 in Astronomy
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Scientists improve brown dwarf weather forecasts

Dim objects called brown dwarfs, less massive than the sun but more massive than Jupiter, have powerful winds and clouds–specifically, hot patchy clouds made of iron droplets and silicate dust. Scientists recently realized ...

dateAug 18, 2017 in Astronomy
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More to life than the habitable zone

Two separate teams of scientists have identified major challenges for the development of life in what has recently become one of the most famous exoplanet systems, TRAPPIST-1.

dateJul 13, 2017 in Astronomy
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Hidden red dwarf discovered in dust of giant star

CW Leonis, a red giant star 500 times the size of the sun is located in the Leo constellation 300 light years away. This is an evolving star that is ejecting significant amounts of dust forming an enveloping cloud many times ...

dateJul 04, 2017 in Astronomy
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