Because planets always appear in a line, the alignment isn't anything out of the norm. What's less common is seeing so many bright planets at once.

Mars will be making its closest approach to Earth in two years, and thus, the mighty red planet, named for the god of war himself, will appear brighter, bigger, and bolder in the night sky. This Martian exclamation point will further amplify the experience of the alignment.

Six planets will form a rare planetary alignment in the night sky on Jan. 21; here is everything you need to know about the 'planet parade' including how to watch it at night.