Dark sky calendar
1 moonless dark-sky window from noon on 2026-10-13 to the following noon.
Night windows
| Window | Begins | Ends |
|---|---|---|
| Window 1 | 13 October 2026 at 20:02 BST | 14 October 2026 at 05:31 BST |
Dark-sky window: Sun below −18° and either Moon centre below 0° or illumination at most 0%. With 0% the Moon must be below the chosen altitude. Artificial light and cloud change sky quality.
Monthly dark-sky calendar
| Event | Local time | Details |
|---|---|---|
| 2026-10-01 | 1 October 2026 at 20:29 BST → 1 October 2026 at 20:38 BST | 0.14 hours |
| 2026-10-02 | 2 October 2026 at 20:27 BST → 2 October 2026 at 21:39 BST | 1.19 hours |
| 2026-10-03 | 3 October 2026 at 20:25 BST → 3 October 2026 at 22:55 BST | 2.50 hours |
| 2026-10-04 | 4 October 2026 at 20:22 BST → 5 October 2026 at 00:20 BST | 3.96 hours |
| 2026-10-05 | 5 October 2026 at 20:20 BST → 6 October 2026 at 01:46 BST | 5.44 hours |
| 2026-10-06 | 6 October 2026 at 20:18 BST → 7 October 2026 at 03:11 BST | 6.89 hours |
| 2026-10-07 | 7 October 2026 at 20:15 BST → 8 October 2026 at 04:32 BST | 8.29 hours |
| 2026-10-08 | 8 October 2026 at 20:13 BST → 9 October 2026 at 05:23 BST | 9.16 hours |
| 2026-10-09 | 9 October 2026 at 20:11 BST → 10 October 2026 at 05:24 BST | 9.23 hours |
| 2026-10-10 | 10 October 2026 at 20:09 BST → 11 October 2026 at 05:26 BST | 9.29 hours |
| 2026-10-11 | 11 October 2026 at 20:06 BST → 12 October 2026 at 05:28 BST | 9.36 hours |
| 2026-10-12 | 12 October 2026 at 20:04 BST → 13 October 2026 at 05:29 BST | 9.42 hours |
| 2026-10-13 | 13 October 2026 at 20:02 BST → 14 October 2026 at 05:31 BST | 9.48 hours |
| 2026-10-14 | 14 October 2026 at 20:00 BST → 15 October 2026 at 05:33 BST | 9.55 hours |
| 2026-10-15 | 15 October 2026 at 19:58 BST → 16 October 2026 at 05:34 BST | 9.61 hours |
| 2026-10-16 | 16 October 2026 at 20:41 BST → 17 October 2026 at 05:36 BST | 8.92 hours |
| 2026-10-17 | 17 October 2026 at 21:45 BST → 18 October 2026 at 05:38 BST | 7.87 hours |
| 2026-10-18 | 18 October 2026 at 22:57 BST → 19 October 2026 at 05:39 BST | 6.71 hours |
| 2026-10-19 | 20 October 2026 at 00:12 BST → 20 October 2026 at 05:41 BST | 5.49 hours |
| 2026-10-20 | 21 October 2026 at 01:27 BST → 21 October 2026 at 05:43 BST | 4.26 hours |
| 2026-10-21 | 22 October 2026 at 02:43 BST → 22 October 2026 at 05:44 BST | 3.01 hours |
| 2026-10-22 | 23 October 2026 at 04:00 BST → 23 October 2026 at 05:46 BST | 1.76 hours |
| 2026-10-23 | 24 October 2026 at 05:20 BST → 24 October 2026 at 05:47 BST | 0.46 hours |
| 2026-10-24 | No interval under these limits | 0.00 hours |
| 2026-10-25 | No interval under these limits | 0.00 hours |
| 2026-10-26 | No interval under these limits | 0.00 hours |
| 2026-10-27 | No interval under these limits | 0.00 hours |
| 2026-10-28 | No interval under these limits | 0.00 hours |
| 2026-10-29 | No interval under these limits | 0.00 hours |
| 2026-10-30 | 30 October 2026 at 18:30 GMT → 30 October 2026 at 19:44 GMT | 1.24 hours |
| 2026-10-31 | 31 October 2026 at 18:28 GMT → 31 October 2026 at 21:08 GMT | 2.66 hours |