Sirius Star: Facts & Location

Sirius is the brightest star in the night sky, also called Alpha Canis Majoris or Dog Star, with an apparent visual magnitude of -1.46. It is a binary star in the constellation Canis Major. Sirius is a two-star system 8.6 light-years from Earth. It consists of the main sequence star Sirius A and its small white dwarf companion Sirius B. How to See Sirius? Finding Sirius The three stars of Orion's Belt point toward bright Sirius near the horizon. From the mid-northern latitudes such as most of the U.S., Sirius rises in the southeast, arcs across the southern sky, and sets in the southwest. From the Southern Hemisphere, Sirius arcs high overhead. Sirius might be called a rainbow star, as it often flickers with many colors. The flickering colors are especially easy to notice when you spot Sirius low in the sky.

Видео Sirius Star: Facts & Location канала Knowledge Loop