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Articles tagged: blue horizontal-branch stars

  • blue horizontal-branch stars, JWST, Milky Way, Milky Way Halo, Sloan Digital Sky Survey 07 September 2016 Astronomers reveal the clearest picture yet of how the galaxy formed

    ... and team identified more than 130,000 blue horizontal-branch (BHB) stars – the only type of star whose age can be estimated by colour alone. Horizontal-branch stars refers to the position the star occupies on a Hertzsprung-Russell diagram – a two...

    • blue horizontal-branch stars
    • JWST
    • Milky Way
    • Milky Way Halo
    • Sloan Digital Sky Survey

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