Constellations of Canis Major and Lepus, c1820. Canis Major contains Sirius, the 'Dog Star', the brightest star in the night sky. From Urania's Mirror. (London, c1820). (Photo by Ann Ronan Pictures/Print Collector/Getty Images)
Constellations of Canis Major and Lepus, c1820. Canis Major contains Sirius, the 'Dog Star', the brightest star in the night sky. From Urania's Mirror. (London, c1820). (Photo by Ann Ronan Pictures/Print Collector/Getty Images)