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.

A rare celestial event is set to captivate skywatchers in January 2025, when six planets—Venus, Mars, Jupiter, Saturn, Uranus, and Neptune—will be visible together in the night sky. On January 21, these planets will align in a formation known as a planetary parade,

However, while no such events took place on that date, nor on his revised date of Dec. 25, 1919, the seeds of anxiety and fear of planetary alignments were already planted in the collective human psyche, only to sprout again and again in the decades that followed.