Alfirk (Beta Cephei)
Alfirk, Beta Cephei (β Cep), is a triple star system located approximately 690 light-years away in the northern constellation Cepheus. With an apparent magnitude of… Read More »Alfirk (Beta Cephei)
North Star
Yildun (Delta Ursae Minoris)
Yildun, Delta Ursae Minoris (δ UMi), is a white main sequence star located 172 light years away in the constellation Ursa Minor (the Little Bear).… Read More »Yildun (Delta Ursae Minoris)
Regulus (Alpha Leonis)
Regulus, Alpha Leonis (α Leo), is the primary component in a multiple-star system located 79.3 light-years away in the constellation Leo. With a combined apparent… Read More »Regulus (Alpha Leonis)
Dubhe (Alpha Ursae Majoris)
Dubhe, Alpha Ursae Majoris (α UMa), is the primary component in a multiple star system located at an approximate distance of 123 light years from… Read More »Dubhe (Alpha Ursae Majoris)
Polaris
Polaris, Alpha Ursae Minoris (α UMi), is a yellow supergiant located approximately 446 light-years away in the constellation Ursa Minor. It is the current North… Read More »Polaris
South Star: Sigma Octantis (Polaris Australis)
Polaris Australis (Sigma Octantis) is the current South Star, the nearest visible star to the south celestial pole. It is a yellow giant located 294… Read More »South Star: Sigma Octantis (Polaris Australis)
Thuban
Thuban, Alpha Draconis (α Dra), is a spectroscopic binary star system located in the constellation Draco. Even though it has the designation Alpha, it is… Read More »Thuban