When I was a kid, there were nine planets. Now we know of thousands! But that includes exoplanets, alien worlds that orbit alien suns. Only eight planets call our solar system home. Or there might ...

Welcome to this month’s edition of “What’s up in the sky?” February has a nice lineup of planets and some eye-catching ...

Stargazers will be treated to a dazzling six-planet "alignment" this January.

A planetary alignment, or a "planet parade" according to the internet, will grace our night sky just after dusk, according to ...

While the composition of gas and dust in a molecular cloud is fairly uniform, everything changes once a star begins to form.

The best time to view the planets is shortly after sunset, because three of them—Venus, Saturn, and Neptune—set between approximately 9 and 10:30 pm local time. Note that the exact time each ...