According to NASA, multi-planet lineups are visible "every few years," but a seven-planet alignment is particularly uncommon, ...

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

After Friday's spectacle, a "planet parade" of this size won't appear in the night sky for several years, experts say.

When we measure the speed of light, it's always in two directions. Measuring it in one direction may be impossible.

After dusk on Friday night, seven planets are expected to align in the night sky. But you'll need binoculars or a telescope ...

Mercury is joining Venus, Mars, Jupiter, Saturn, Uranus, and Neptune for a seven-planet parade. It's a stargazer's paradise.

For many of us, Venus, Mars and the king Jupiter will be the planets that we see this evening across the southern sky. Not exactly a planetary parade, but still worth your while if you enjoy looking ...

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

Seven planets currently form a rare "planet parade" in February's evening sky, with three easy to see with the naked eye, and ...

The parade of planets, when all seven of earth's solar system neighbors can be seen in the night sky, starts Friday and continues through next week.

The first major event of Europa Clipper's journey to Jupiter takes place this weekend as a gravity assist maneuver around the ...

An alignment of seven planets will be visible in Friday's evening sky. Here's when and where to view the celestial phenomenon from Texas.