OBSERVATORY / UNITED STATES
Lowell Observatory
1400 W Mars Hill Road, Flagstaff, AZ 86001, United States
35.2025° N · 111.6666° W
Calculated for September 21, 2026 (America/Phoenix · UTC-07:00 at calculation).
Tonight's Moon
Waxing Gibbous · 74% illuminated
Moonrise 15:52 · Moonset 01:03
Times are for local date 2026-09-21.
The Moon image shows its phase, not its orientation in the local sky.
Facility-local time (America/Phoenix · UTC-07:00 at calculation). These are astronomical event times, not venue hours.
Visit information
Ticketed public programs and telescope viewing at the Mars Hill visitor campus. Research telescope sites are separate; check the official program and weather guidance.
Hours, prices, reservations and weather can change. Check the official venue information before travelling.
Record checked 2026-09-21. Source ↗ · Coordinate source ↗
The dark part of the night
Astronomical night is shown in separate facility-local intervals for 2026-09-21 evening through the following morning.
- 20:00 (UTC-07:00) — Sep 22 · 04:45 (UTC-07:00)
Moon-free intervals within that night:
- Sep 22 · 02:15 (UTC-07:00) — Sep 22 · 04:45 (UTC-07:00)
The chart shows astronomical twilight, Moon altitude and geometric planet positions. It does not describe venue access, weather, haze, light pollution or local obstructions.