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Things to do · 44 of 63 parks

National parks with astronomy

Last verified
44 of the 63 US national parks list astronomy as an activity. Here's every one, with how busy it got in 2025, its quietest month and what it costs to get in. Then tick off the ones you've done.

Bright dots offer astronomy. Tap any park to tick it off your checklist.

Quietest picks for astronomy

  1. 1Lake Clark National Park & Preserve19,778 visits
  2. 2Isle Royale National Park29,091 visits
  3. 3Dry Tortugas National Park89,355 visits

By 2025 recreation visits (NPS).

Most parks for astronomy

  • California 7
  • Utah 5
  • Colorado 4
  • Arizona 3
  • Alaska 2
  • Florida 2
  • Montana 2
  • Nevada 2

43 parks

Where to go for astronomy

Ideas from the National Park Service

Astronomy ideas, park by park

The NPS lists 7 named outings tagged astronomy across 4 of these parks. Here are the shortest few in each park. Every title opens its nps.gov page.
  • Badlands Astronomy Festival30-60 Minutes · Summer

    Celebrate the spectacular sights and science of night skies at Badlands National Park's annual Astronomy Festival. Join astronomers, rangers, and visitors for activities, discussions, and programs about the night sky.

    Pets OK
  • Enjoy the Night Sky30-90 Minutes · Spring, Summer, Fall

    Night Sky Viewings are a great way to see the dark skies of the Badlands. Park rangers and astronomy volunteers are available to point out objects in the night sky and help you look through telescopes.

  • Photography can be a rewarding experience for visitors. One of the best places is the Nature Trail at Rio Grande Village

  • Where is the best place to see the sunrise or sunset? Truly, the answer is anywhere in the park! With huge horizons and dramatic scenery, it is spectacular wherever you are.

    Pets OK
  • Far away from most city lights, Big Bend National Park preserves pristine darkness. Take this chance to stargaze, and experience the half of the park that many of us miss - nighttime.

    Pets OK
  • Night Sky Programs1-2 Hours · Summer, Fall

    Enjoy the night sky at Carlsbad Caverns National Park during a ranger-led night sky program.

  • Death Valley is just as spectacular at night as it is during the day- learn about a few ways you can explore the park after dark.

    FeePets OK

From the NPS Data API's things-to-do records, checked 2026-10-01.

FAQ

Astronomy, quickly

Which national parks offer astronomy?
44 of the 63 national parks list astronomy as an activity, according to the National Park Service: Acadia, Arches, Badlands, Big Bend, Black Canyon of the Gunnison, Bryce Canyon, Canyonlands, Capitol Reef, Carlsbad Caverns, Channel Islands, Crater Lake, Death Valley, Denali, Dry Tortugas, Everglades, Gateway Arch, Glacier, Grand Canyon, Great Basin, Great Sand Dunes, Great Smoky Mountains, Indiana Dunes, Isle Royale, Joshua Tree, Lake Clark, Lassen Volcanic, Mammoth Cave, Mesa Verde, Mount Rainier, New River Gorge, Olympic, Petrified Forest, Pinnacles, Rocky Mountain, Saguaro, Sequoia & Kings Canyon, Shenandoah, Theodore Roosevelt, Virgin Islands, Voyageurs, Yellowstone, Yosemite, Zion.
What's the least crowded national park for astronomy?
By 2025 recreation visits, Lake Clark National Park & Preserve (19,778 visits), then Isle Royale (29,091). The busiest park on this list is Great Smoky Mountains, with 11,527,939.
Which state has the most national parks for astronomy?
California, with 7, followed by Utah (5).

Sources · 2

  1. 1.NPS Data API — /parks (all park units) · National Park Service (U.S. Department of the Interior)
  2. 2.NPS Visitor Use Statistics — monthly recreation visits, 2021–2025 (IRMA stats REST service) · National Park Service (U.S. Department of the Interior) — Visitor Use Statistics Program

Activities are the ones each park lists in the NPS Data API. Check the park's own nps.gov page for current trail, water and permit conditions.

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