Add Yahoo as a preferred source to see more of our stories on Google. This weekend, a rare celestial occasion will feature a bright six-planet parade in a planetary alignment visible to stargazers.

Planetary alignments are often misunderstood, but true alignments involving all major planets are extraordinarily rare. This video explores a specific configuration that last occurred centuries ago ...

A rare alignment of two exoplanets with their star, marking one of the few known exosyzygies, an astronomical event involving celestial bodies outside our solar system, is expected to occur. Despite ...

A rare celestial occasion will light up the Saturday evening skyline, featuring a bright six-planet parade in a special planetary alignment visible to stargazers. Mercury, Venus, Neptune, Saturn, ...

Six planets will align in the sky on Saturday, Feb. 28, in an event known as a "planet parade." Seeing all six planets will be challenging, as some will be close to the sun in bright twilight. Who’s ...

Six planets will march across the night's sky on Saturday, Feb. 28, in what is known as a planetary parade Mercury, Venus, Saturn and Jupiter will be visible to anyone who searches hard enough.

A rare six-planet alignment will be visible shortly after sunset on Saturday, Feb. 28. Not all six planets will be visible to the naked eye, and a bright moon may make viewing difficult. Planetary ...

Add Yahoo as a preferred source to see more of our stories on Google. This weekend provides a rare treat for stargazers. Well, planets, to be more specific. Mercury, Venus, Neptune, Saturn, Uranus and ...