A planet parade featuring all seven of the other planets in the solar system will peak tonight, just over a month since the last one. If you missed January’s spectacle, make sure you tune in to this ...

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 ...

Four planets will be in the parade in January, while seven will align in February. Here's how to see the events.