Planetary alignments occur when multiple planets from our solar system appear together in the night sky. There are four major categories of planetary alignments: mini (3 planets), small (4), large ...

Add Yahoo as a preferred source to see more of our stories on Google. Mercury, Venus, Neptune, Saturn, Uranus and Jupiter will will appear to line up on the horizon shortly after sunset on Saturday, ...

A rare planetary alignment will take place on Friday, Feb. 28. Seven planets will be visible, with most of them being visible to the naked eye. February will be closing out with a "great evening ...

A rare celestial occasion will light up the Saturday evening skyline across California and the rest of the nation, featuring a bright six-planet parade in a special planetary alignment visible to ...