The brightest star (top center) is Sirius. (Image credit: Getty Images) In 1718, English astronomer Edmond Halley discovered that stars have "proper motion" relative to one another, ...

The brightest star in the night sky is the Sirius star. According to NASA, it is over 20 times brighter than our sun and twice as massive, though it might not appear that way to the naked eye.

The brightest star in the night sky is Sirius, also known as the "Dog Star." Here's when, where and how to see it—and glimpse its rainbow of colors.

The brightest star in the night sky, Sirius, is easily visible in January if you know when and where to look! The star Sirius is an interesting object and one that is relatively close to our planet.

Known as the “dog star” for its place amid the constellation Canis Major, Sirius is the brightest star in the night sky. The vivid star is one of the nearest to Earth, at just 8.6 light-years ...

To an untrained eye, the night sky appears very much a mystery. The multitude of stars that join our planets in populating an evening sky are fairly anonymous. The brightest star, and the nearest ...

Sirius is special, not so much that it is at the top of the list of the 21 brightest stars in the sky, but it also out-dazzles its nearest competitor, Canopus, the second brightest star by 0.8 of ...

Early-rising and late-night stargazers in the Northern Hemisphere have a great opportunity right now to see Sirius, Earth’s brightest nighttime star. Sirius can be seen shining high in the sky ...

The Sirius star is also called the Dog star. The Dog star is a part of the Canis Majoris, or "Big Dog" constellation. Experts say the best sightings during winter, for those in Northern latitudes.

The two brightest nighttime stars available in the Minnesota and Wisconsin sky are Sirius and Arcturus. April is the only month of the year we can enjoy both of them at the same time in the early ...

Sirius is special, not so much that it is at the top of the list of the 21 brightest stars in the sky, but it also out-dazzles its nearest competitor, Canopus, the second brightest star by 0.8 of ...