"It's like a game of billiards around the solar system, flying by a couple of planets at just the right angle and timing to ...

Heads up, skywatchers: a planet alignment is up for viewing this weekend, with Mercury, Venus, Jupiter, and Mars all visible ...

NASA's Europa Clipper is about to use Mars' gravitational pull to slingshot itself towards Jupiter's smallest moon later this ...

A total eclipse of the Moon is the highlight of this month, visible across North and South America. Venus remains very bright ...

NASA’s Europa Clipper is using Mars and Earth’s gravity to travel efficiently to Jupiter. The spacecraft will study Europa’s ...

On Feb. 28, seven planets—Mars, Jupiter, Uranus, Venus, Neptune, Mercury, and Saturn—will all grace the early evening sky.

A rare 7-planet alignment will be visible this week after sunset, with Mercury, Venus, Mars, Jupiter, Saturn, Uranus, & ...

This Friday, all seven planets will be in the night sky for a brief period. Join the cosmic spectacle and learn where to look ...

Seven planets are on display in the night sky at the end of February, but some will be harder to spot than others. Here’s ...

I pick out North America’s celestial highlights for the week ahead (which also applies to northern hemisphere mid-northern latitudes).

This Friday, all seven planets will be in the night sky for a brief period. Join the cosmic spectacle and learn where to look ...