News tagged with stars

Image: Gaia's first full-colour all-sky map

While surveying the positions of over a billion stars, ESA's Gaia mission is also measuring their colour, a key diagnostic to study the physical properties of stars. A new image provides a preview of Gaia's first full-colour ...

dateAug 16, 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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