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Bortle 3 ★ IDA International Dark Sky Park 📍 Kentucky, United States

Mammoth Cave National Park

37.1869000° N, -86.1000000° E • Elevation: 220m

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🌌 About This Observing Location

World's longest known cave system underground, protected by lush hardwood forests overhead that keep night skies dark.

Bortle Scale Class 3
Elevation 220 m
Latitude 37.187°
Longitude -86.1°

☁️ 4-Night Stargazing Cloud Forecast

Updated hourly via Open-Meteo

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✨ Darkness & Sky Quality

Class 3: Rural sky with detailed Milky Way.

Naked-Eye Limiting Mag: 6.6 – 7.0 mag
Milky Way Visibility: Clearly visible with dark lanes
Zodiacal Light: Distinct in spring/autumn

🛰️ ISS Transits & Flyovers

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