Sirius (also known as Alpha Canis Majoris or the Dog Star) is the brightest star in the night sky. It is located in the constellation Canis Major. Sirius is almost 25 times brighter than the sun and about twice as massiv... More »

A group of stars in the sky that can be viewed from the Earth is known as a constellation. There are 88 known constellations that exist in the sky. More »

Venus, which is also the brightest of all the planets, can be spotted in the western sky at nightfall. It is also the third-brightest heavenly body after the sun and the moon. More »

The brightest star, as viewed from Earth, is Sirius, and it appears bluish-white to the human eye. It is classified as an A1Vm star and shares the color spectrum with other class-A stars. More »

The name of the brightest star during sunset in California is Sirius. Known as the "Dog Star," it is located in the constellation Canis Major and resides beneath the constellation Orion. More » Science Astronomy Constellations

Although a shooting star looks like a star shooting across the sky, it's actually a meteor, or small rock that hits Earth's atmosphere. Because of the speed at which the meteor, or meteoroid, is traveling it burns and re... More »

Betelgeuse is located on the shoulder of the Orion constellation and is one of the brightest stars in the sky. It is classified as a supernova and is predicted to explode within the next million years. Because it is 640 ... More » Science Astronomy