Sirius, also called the Dog Star, is the brightest star in Earth's night sky. Shining more brilliantly than any other star visible from Earth (excluding our sun, of course), Sirius is outshone only by ...

These hot August nights can be great for stargazing. Here’s a look at what’s going on above us right now and later in the month. The expression “dog days” refers to the period from July 3 through Aug.

By Deane Morrison This year, the moon and planets dominate October’s skies. The month opens with Venus outshining everything else in the predawn sky. Look for it low in the east, just before dawn ...

These hot August nights can be great for stargazing. Here’s a look at what’s going on above us right now and later in the month. Related Articles George Smoot dies at 80; Nobel laureate researched the ...