flare star


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flare star

n
(Astronomy) a red dwarf star in which outbursts, thought to be analogous to solar flares, occur, increasing the luminosity by several magnitudes in a few minutes
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Noun1.flare star - a red dwarf star in which luminosity can change several magnitudes in a few minutes
red dwarf, red dwarf star - a small, old, relatively cool star; approximately 100 times the mass of Jupiter
References in periodicals archive ?
In 1951, Dorrit Hoffleit (1907-2007) suggested that the object might have been a flare star, although she pointed out that the flare would have been of abnormally large amplitude.
The star, spotted by astrophysicists at the University of Santiago de Compostela (Spain) and the Byurakan Observatory (Armenia), is the flare star, WX UMa.
Flare Star was consistent last year, winning at Sligo and Listowel before finding the ground much too soft on her final run at Naas.
TOTESPORT CHESTER CUP, sponsors bet: 9-2 Galient, Grafton Street, 9-1 Admiral, 12-1 Greenwich Meantime, 14-1 Afrad, Fair Along, Som Tala, Under The Rainbow, Whispering Death, 16-1 Flare Star, Odiham, Winged D'Argent, 20-1 bar.
FLARE STAR is an unexposed filly who takes a step up in class having won a maiden at Sligo whilst both ABSOLUTE IMAGE and TAQSEEM, who ran well in the McDonogh Handicap, are another couple to consider.
If Proxima indeed orbits Alpha - and therefore probably arose from the same stellar nursery at the same time -- then researchers will have to reconsider certain important theoretical issues, Matthews and Gilmore say, Proxima is a flare star, given to periodic and dramatic surface brightenings.