News tagged with stars

Surface helium detonation spells end for white dwarf

An international team of researchers has found evidence that the brightest stellar explosions in our Universe could be triggered by helium nuclear detonation near the surface of a white dwarf star. Using Hyper Suprime-Cam ...

dateOct 04, 2017 in Astronomy
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TRAPPIST-1 is older than our solar system

If we want to know more about whether life could survive on a planet outside our solar system, it's important to know the age of its star. Young stars have frequent releases of high-energy radiation called flares that can ...

dateAug 14, 2017 in Astronomy
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ALMA discovers cold dust around nearest star

The ALMA Observatory has detected dust around Proxima Centauri. These observations reveal the glow coming from cold dust in a region between one to four times as far from Proxima Centauri as the Earth is from the Sun. The ...

dateNov 03, 2017 in Astronomy
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