Starry surprise in the bulge: encounter of a halo passerby

A team led by Andrea Kunder from the Leibniz Institute for Astrophysics Potsdam (AIP) measured the velocity of a sample of 100 old RR Lyrae stars thought to reside in the Galactic bulge, the central group of stars found in most Galaxies.

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Andrea Kunder [+]    Leibniz Institute [+]    AIP [+]    RR Lyrae [+]    Galactic [+]    Galaxies [+]   

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