Please ensure Javascript is enabled for purposes of website accessibility Events for 02/18/2023 – Lowell Observatory
All Day

I Heart Pluto Festival – Day 1

Lowell Observatory 1400 W Mars Hill Rd, Flagstaff

An Event 93 Years in the Making! Celebrate the anniversary of Pluto's discovery on February 18-20, 2023. Show your love at the Home of Pluto in snowy Flagstaff, Arizona, where […]

I Heart Pluto Festival | VIP Tour

Lowell Observatory 1400 W Mars Hill Rd, Flagstaff

Get a star-studded VIP experience at the 2023 I Heart Pluto Festival! A VIP ticket grants single-person admission to all IHP activities, including the “Night of Discovery” event at the […]


I Heart Pluto Festival | Unveiling the 9″ Tombaugh Telescope

Lowell Observatory, Rotunda Museum 1400 W Mars Hill Rd, Flagstaff

Witness Lowell history being made at the Rotunda Museum as the Tombaugh Telescope exhibit is unveiled! The exhibit will feature Clyde Tombaugh’s fully-functional homemade telescope, which was hand-assembled from scraps […]