Stars in the Sky Tonight
The stars in tonight’s sky form many familiar patterns that make their host constellations easy to identify. Observers in the northern hemisphere can see the… Read More »Stars in the Sky Tonight
WR 104 (Pinwheel Star)
WR 104 is a young star system consisting of three exceptionally hot stars, a Wolf-Rayet star and two luminous blue main sequence stars. The system… Read More »WR 104 (Pinwheel Star)
Rasalas (Mu Leonis)
Rasalas, Mu Leonis (μ Leo), is a K-type red giant star located 124.1 light-years away in the constellation Leo. It has an apparent magnitude of… Read More »Rasalas (Mu Leonis)
Subra (Omicron Leonis)
Subra, Omicron Leonis (ο Leo), is a binary star located 133.53 light-years away in the constellation Leo. It has an apparent magnitude of 3.52. It… Read More »Subra (Omicron Leonis)
Chertan (Theta Leonis)
Chertan, Theta Leonis (θ Leo) is a white main sequence star located approximately 165 light years away in the constellation Leo. With an apparent magnitude… Read More »Chertan (Theta Leonis)
Alula Australis (Xi Ursae Majoris)
Alula Australis, Xi Ursae Majoris (ξ UMa), is a multiple star system located 28.5 light-years away in the constellation Ursa Major (the Great Bear). With… Read More »Alula Australis (Xi Ursae Majoris)
Alula Borealis (Nu Ursae Majoris)
Alula Borealis, Nu Ursae Majoris (ν UMa), is an orange giant star located 399 light years away in the constellation Ursa Major. It has an… Read More »Alula Borealis (Nu Ursae Majoris)
Phecda (Gamma Ursae Majoris)
Phecda, Gamma Ursae Majoris (γ UMa), is the primary component in an astrometric binary system located 83.2 light-years away in the constellation Ursa Major. With… Read More »Phecda (Gamma Ursae Majoris)