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 an eclipsing binary star system that marks the jewel in […]

Avior, Epsilon Carinae (ε Car), is a double star located in the southern constellation Carina. With a combined apparent magnitude of 1.86, the star system is the third brightest point of light in Carina, after […]

Algol, Beta Persei (β Per) is a triple star system located in the constellation Perseus. Commonly known as the Demon Star, it is one of the best-known variable stars in the sky and a prototype […]

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 only the eighth brightest star in Draco. It has an […]

VV Cephei is an eclipsing binary star system located approximately 4,900 light years from Earth in the constellation Cepheus. It has an apparent magnitude of 4.91. The primary star in the system, VV Cephei A, […]

Menkalinan, Beta Aurigae (β Aur), is a binary star located in the constellation Auriga, the Charioteer. With a combined apparent magnitude of 1.90, it is the second brightest star in Auriga, after Capella. Menkalinan lies […]

Castor, Alpha Geminorum (α Gem), is a sextuple star system located in the constellation Gemini. It is composed of three binary pairs designated Castor A, Castor B and Castor C. The Castor sextet has a […]

Mintaka, Delta Orionis (δ Ori), is the westernmost star of Orion’s Belt. It is a multiple star system with a combined visual magnitude of 2.23, located at an approximate distance of 1,200 light years from […]