A rare celestial event on Feb. 28 will offer skywatchers the chance to witness a "planet parade" of all seven planets in our solar system outside of Earth. It's the last time this type of planetary ...

The night sky offers us a variety of spectacles throughout the year, but for the remainder of the month, we have front-row seats to see—not one or two—but seven planets at once. Mercury, Venus, Mars, ...

Stargazers will revel in a dazzling display as a six "planet parade" dances across the sky on Sunday, Aug. 10. While it won't be easy to see the full planet lineup this weekend without binoculars or a ...

Stargazers will revel in a dazzling display as a six "planet parade" dances across the sky on Sunday, Aug. 10. The planetary alignment, casually called a planet parade, occurs when several planets ...

Dive into the birth of the Solar System and discover how a chaotic cloud of gas and dust, collisions, and gravity created a ...