Alphecca
Alphecca, Alpha Coronae Borealis (α CrB), is the brightest star in the constellation Corona Borealis, the Northern Crown. Also known as Gemma, Alpha CrB is… Read More »Alphecca
Mizar
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
Hamal
Hamal, Alpha Arietis (α Ari) is an orange giant star located in the constellation Aries. With an apparent magnitude of 2.00, it is the brightest… Read More »Hamal
Mirach
Mirach, Beta Andromedae (β And), is a red giant star located in the constellation Andromeda. With a mean apparent magnitude of 2.05, it is one… Read More »Mirach
Spica
Spica, Alpha Virginis (α Vir), is a blue-white spectroscopic binary star located at a distance of 250 light years from Earth in the constellation Virgo.… Read More »Spica
Izar
Izar, Epsilon Boötis (ε Boo), is a contrasting binary star located in the constellation Boötes. It is one of the finest double stars to observe… Read More »Izar
Alcor
Alcor is a double star in the constellation Ursa Major. It is the fainter companion to Mizar, the middle star in the handle of the… Read More »Alcor