Sirius, in the constellation Canis Major, is the brightest star in the sky. It’s twice as massive as the Sun. Canopus, the ...

The Lambda Orionis Cluster in Orion makes our list at number 16. It's easy to find because its brightest member is Meissa (Lambda [λ] Orionis), the star that marks Orion's head. The cluster glows ...

The past two weeks were almost entirely cloudy. Behind the clouds, we missed many beautiful events involving the moon, ...

The brightest star in the sky is ... Above it is the hunter Orion, whom it accompanies. Its Greek name, Seiros, means “the burning” or “the fiery one.” Indeed, in ancient times, its ...

All winter long the great constellation Orion the Hunter has roamed our skies, with its bright belt of three stars in nearly ...

I pick out North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes in the ...

One of the brightest stars in the night sky ... dimming draws even more attention to this red supergiant variable star in Orion. It has a few cycles of variability. ... When a prominent star ...

Since late autumn, the great constellation Orion the Hunter has been gradually migrating westward across the Butler evening ...