Lowell Observatory
Flagstaff, Arizona, USA
Category: Museum
Updated: Dec 08, 2025
Introduction
Discover the wonders of the cosmos at Lowell Observatory, one of America’s premier astronomical institutions.
Located in Flagstaff, Arizona, Lowell Observatory offers visitors a unique opportunity to explore the universe through interactive exhibits, historic telescopes, and engaging programs. Founded in 1894 by Percival Lowell, this observatory has played a pivotal role in astronomical discoveries, including the identification of Pluto. Whether you’re an astronomy enthusiast or simply curious about space, Lowell Observatory provides an unforgettable journey through the stars.
Top Highlights of Lowell Observatory
- Historic Pluto Discovery Telescope
- Live Night Sky Viewing (weather permitting)
- Interactive Astronomy Exhibits
- Guided Tours of Telescope Domes
- Stellar Immersion Theater Experience
Best Time to Visit
Peak Season
Summer months (June to August) are popular due to school vacations, but expect larger crowds and higher temperatures.
Off-Season Advantages
Visiting in fall or spring offers milder weather and fewer tourists, making it ideal for a more relaxed experience.
Weather Overview
Flagstaff experiences four distinct seasons, with cool, dry summers and snowy winters. Clear skies are common, especially during winter months.
Best Months for Families
May, September, and early October offer comfortable temperatures and manageable visitor numbers.
How to Reach
| Mode | Details |
|---|---|
| By Car | Located on Mars Hill, just 2 miles north of downtown Flagstaff via Highway 89. |
| Public Transport | Ride services and local buses are available from central Flagstaff. |
| Nearest Airport | Flagstaff Pulliam Airport (FLG), 5 miles south. Alternatively, Phoenix Sky Harbor (PHX) is 145 miles away. |
Entry Fees & Timings
General Admission: Adults $15, Children (5–17) $10, Seniors $12
Hours: Open daily from 9:00 AM to 5:00 PM. Night viewing sessions are offered on select evenings.
How Much Time to Spend at Lowell Observatory
- Allow 2–3 hours for a standard visit including exhibits and tours
- Extend to half-day if attending a night sky program
- Consider a return visit for special events or seasonal programs
Family Travel Tips
- Bring layers—temperatures can drop, especially in the evening
- Check the night sky calendar for family-friendly programs
- Strollers are allowed but may be challenging on some paths
- Interactive exhibits are great for younger children
Nearby Attractions
- Walnut Canyon National Monument
- Sunset Crater Volcano National Monument
- Flagstaff Urban Trail System
- Arizona Snowbowl Ski Resort
- Pioneer Museum
FAQs About Lowell Observatory
Q: Is night sky viewing included in admission?
A: Yes, on select evenings. Check the official calendar for availability.
Q: Are pets allowed?
A: Only service animals are permitted inside the facility.
Q: Can I bring a telescope?
A: Personal telescopes are not necessary as the observatory provides all required equipment for public viewing.