Prior to 2040, the last planetary quintuplet occurred in the year 1186, and according to Uptain, records show that the close ...

For the better part of a century, we believed there were nine planets in our solar system, with Pluto being the farthest from the sun. Since the discovery of more Pluto-sized dwarf planets, that ...

Planets can be told apart from stars because they shine steadily, rather than twinkling. Saturn will be the lowest planet on the Western horizon and the hardest to spot with the naked eye.

Even more exciting, the model suggests that some Earth-like planets could form in the habitable zone—the region around a star ...

A stunning cosmic getaway is in store for residents of the United States on Friday evening as seven planets will align in a spectacular display — dubbed a planet parade — that can be seen ...

The planets are all too hot for life as we know it, but astronomers haven’t given up searching for more planets in Barnard's ...

While all seven planets could appear in some form in parts of the U.S., not all of them will be visible to the naked eye.

Only the three stars that make up the Alpha Centauri system lie closer to us. The planets newly discovered around Barnard’s Star are much too faint to be seen directly, so how were they found? The ...

Get closer to our solar companions with the best telescopes for seeing planets, just in time for February's fantastic planetary parade. Want to focus your stargazing on our cosmic neighbors ...

A seven-planet alignment will appear in Michigan skies Friday. Michigan residents can head to dark sky parks across the state for best viewing chances, clear skies permitting. Look up in Michigan ...