Loading Events

The I Heart Pluto Festival is held every on the anniversary of Pluto’s Discovery.  This year the festival will be held February 17-19, 2024. The City of Flagstaff and the Lowell Observatory join forces to host this huge festival.  There are science presentations, a pub crawl, and solar viewings.  Come to the Night of Discovery at the Orpheum Theater, where there will be interviews and book signings.  During the I Heart Pluto Festival, visit Lowell Observatory for regular tours and more fun.  Lowell Observatory is located at 1400 West Mars Hill Road in Flagstaff, Arizona.