• VISIT THE OBSERVATORY

    Look through both advanced and historic telescopes, see science demos, explore exhibits, and more.

  • A Place Like Snow Other!

  • EXPLORE OUR HISTORY

    With over 125 years of astronomical discovery, Lowell Observatory has an incredible history you can experience for yourself.

  • LEARN ABOUT OUR RESEARCH

    See what Lowell is adding to our understanding of the Universe.

  • BECOME A MEMBER

    Gain unlimited General Admission, get store discounts, and support our research and mission.

  • Listen To Star Stuff

    Listen in on casual conversations with scientists about the weirdest and most fascinating parts of our world!

  • A Decade of Exploration

    with the Lowell Discovery Telescope

Location

1400 West Mars Hill Rd

Flagstaff AZ, 86001

Hours

See Hours

Weather

Plan Your Visit

See what fun adventures await during your visit.

Get Your Tickets

General Admission

General Admission

General Admission gives you all-day access to 127 years of astronomical discovery at Lowell Observatory.

General Admission
Premium Access

Premium Access

Designed for small groups of 10 individuals, these private personalized expeditions across the stars offer exclusive opportunities to view the cosmos.

Premium Access
Learn More

Lowell Discovery Telescope Experience

This exclusive guided experience is an unforgettable behind-the-scenes look at the 4.3-meter Lowell Discovery Telescope, the 5th-largest optical telescope in the continental United States.

Tickets include general admission to our Mars Hill campus in Flagstaff.

Learn More

Areas of Research

Learn More

Solar System

Planetary scientists continue a long tradition of studying bodies in the solar system, including the Sun, planets, moons, comets, meteors, asteroids, and Kuiper belt objects.

Learn More
Learn More

Stellar Astrophysics

Another longstanding tradition at Lowell is the study of stars, from supermassive Wolf-Rayet stars to low-mass M-dwarf varieties.

Learn More
Learn More

Exoplanetary Systems

Lowell astronomers search for distant worlds around other stars and characterize their nature.

Learn More
Learn More

Galactic & Extragalactic Astronomy

V. M. Slipher’s observations of the redshifts of galaxies a century ago were the first evidence for the expansion of the universe. Research on structures of galaxies and of the universe continues at Lowell today.

Learn More
Learn More

Cultural Astronomy

Researchers not only study how the universe works, but also how humans perceive it and integrate these interpretations into culture.

Learn More
Learn More

Instrumentation Research & Development

Our instrumentation team carries out a variety of work in support of research instrumentation, outreach telescopes, and historic preservation projects.

Learn More

Lowell Observatory is an independent, non-profit research institution founded in 1894 by mathematician and astronomer Percival Lowell. Today, our mission is to pursue the study of astronomy, conduct research, and bring astronomical education to the public.

On-Site Event

April 15 @ 7:00 pm

Meet An Astronomer

On-Site Event

April 22 @ 7:00 pm

Meet An Astronomer

On-Site Event

May 13 @ 7:00 pm

Meet An Astronomer

On-Site Event

May 20 @ 7:00 pm

Meet An Astronomer

On-Site Event

June 10 @ 7:00 pm

Meet An Astronomer

On-Site Event

June 17 @ 7:00 pm

Meet An Astronomer

On-Site Event

September 9 @ 7:00 pm

Meet An Astronomer

On-Site Event

October 14 @ 7:00 pm

Meet An Astronomer

On-Site Event

01/06/2024 @ 7:00 pm

Meet An Astronomer

On-Site Event

01/13/2024 @ 7:00 pm

Meet An Astronomer

On-Site Event

01/20/2024 @ 7:00 pm

Meet An Astronomer

On-Site Event

01/27/2024 @ 7:00 pm

Meet An Astronomer

When you donate to Lowell, you join our mission to educate, inspire, and awe.

Today's Forecast

Current Temperature

High

Low