Friedrich Bessel discovered a wobble in this star, whose source was identified by Alvan Clark's discovery of its B star. Edmund Halley's studies of th
Friedrich Bessel discovered a wobble in this star, whose source was identified by Alvan Clark's discovery of its B star. Edmund Halley's studies of this star led to his theory of proper motion. Along with Betelgeuse and Procyon, this star forms the winter triangle, and it approximately lies along the line formed by Orion's belt. With an apparent magnitude of minus 1.46, it is the brightest star in the night sky. Located about 8.6 light years away, for 10 points, name this star found in Canis Major that is sometimes called the Dog Star.
Friedrich Bessel discovered a wobble in this star, whose source was identified by Alvan Clark's discovery of its B star.
Sirius