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 ...

If you were to ask most people to name the brightest star in the night sky, chances are they'd confidently say, "the North Star." It's a common assumption, and it makes sense when you consider how ...

A conjunction is an astronomical event in which at least two planets – or, in this case, other celestial bodies – appear to our vantage from Earth to be close together in the sky. The trio of ...

Jupiter will reach its highest point in the sky around dawn, when, from mid-northern latitudes, it will appear about 20 ...

Astronomers have discovered that the Seven Sisters of the Pleiades star cluster have more stellar siblings than we thought  — ...

Two bright spots in your dark, pre-sunrise skies could very well be Venus and Jupiter, which are appearing very close together despite being millions of miles apart. Jupiter and Venus will appear at ...

Now that we’ve marked the summer solstice, it’s the shorter nights of the year for the Northern Hemisphere that usher in a variety of celestial delights for sky-watchers who don’t mind staying up ...

Look to the east after sunset on a clear winter night and you’ll spot a bright, tightly packed collection of stars. That’s ...

A conjunction is an astronomical event in which at least two planets – or, in this case, other celestial bodies – appear to our vantage from Earth to be close together in the sky. The trio of ...

A new photo shows Mars shining like a red star in the night sky, alongside the blue-tinged "Heart of the Lion" star, Regulus. Despite their drastic differences, the two objects currently look ...