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    Blue Supergiant Stars Open Doors to Concert in Space

    May 7, 2019, Categories  Astronomy/Space

    A snapshot from a hydrodynamical simulation of the interior of a star three times as heavy as our Sun, which shows waves generated by turbulent core convection and propagating throughout the star’s interior. Darker and lighter colours represent fluctuations due to waves.
    © Tamara Rogers (Newcastle University)

    Almost all blue supergiants shimmer in brightness because of waves on their surface. Blue supergiants are rock-and-roll: they live fast and die young. This makes them rare and difficult to study. Before space telescopes were invented, few blue supergiants had been observed, so our knowledge of these stars was limited...

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