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Lowell Observatory: I Heart Pluto Festival 2025 – Diana Phelps Book Signing
February 17, 2025 @ 1:00 pm - 2:00 pm
Free with Admission
Diana Phelps will be in the Starry Skies Shop to sign her book Needle in a Haystack: How Clyde W. Tombaugh Found an Awesome New World . Stop by to purchase a copy and get it signed!
Part of the I Heart Pluto Festival 2025
The 2025 I Heart Pluto Festival is an event celebrating the 95th anniversary of Pluto’s discovery on February 18, 1930. It is organized by Lowell Observatory.