BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Stellarhound//city-ics-v1//EN
CALSCALE:GREGORIAN
METHOD:PUBLISH
X-WR-CALNAME:Stellarhound — Greater Big Bend International Dark Sky Reser
 ve dark-sky nights
X-WR-CALDESC:Nights when the Moon leaves Greater Big Bend International Dar
 k Sky Reserve's dark hours essentially moon-free (moon interference ≤ 15
 %\, the deep-sky standard used across stellarhound.com). Deterministic moo
 n & darkness geometry via Skyfield + JPL DE440s (city-ics-v1). Cloud cover
  is not knowable this far ahead — check the live forecast at https://ste
 llarhound.com/dark-sites/greater-big-bend-international-dark-sky-reserve?u
 tm_source=calendar&utm_medium=ics&utm_campaign=dark-site-windows&utm_conte
 nt=greater-big-bend-international-dark-sky-reserve closer to each window.
REFRESH-INTERVAL;VALUE=DURATION:P1W
X-PUBLISHED-TTL:P1W
BEGIN:VEVENT
UID:dark-site-window-greater-big-bend-international-dark-sky-reserve-2026-0
 8-07@stellarhound.com
DTSTAMP:20260719T000000Z
DTSTART;VALUE=DATE:20260807
DTEND;VALUE=DATE:20260819
SUMMARY:Dark-sky window · 12 moon-free nights
DESCRIPTION:12 nights with essentially moon-free dark hours at Greater Big 
 Bend International Dark Sky Reserve (nightly moon interference ≤ 15% —
  Moon below the horizon for nearly all of astronomical darkness\, or too t
 hin to matter).\n\nCloud is the one thing no calendar can promise. When a 
 window gets close\, check the live per-night forecast: https://stellarhoun
 d.com/dark-sites/greater-big-bend-international-dark-sky-reserve?utm_sourc
 e=calendar&utm_medium=ics&utm_campaign=dark-site-windows&utm_content=great
 er-big-bend-international-dark-sky-reserve\n\nRule city-ics-v1 — determi
 nistic moon/darkness geometry\, Skyfield + JPL DE440s. Not a weather forec
 ast.
URL:https://stellarhound.com/dark-sites/greater-big-bend-international-dark
 -sky-reserve?utm_source=calendar&utm_medium=ics&utm_campaign=dark-site-win
 dows&utm_content=greater-big-bend-international-dark-sky-reserve
CATEGORIES:dark-sky-window
STATUS:CONFIRMED
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:dark-site-window-greater-big-bend-international-dark-sky-reserve-2026-0
 9-05@stellarhound.com
DTSTAMP:20260719T000000Z
DTSTART;VALUE=DATE:20260905
DTEND;VALUE=DATE:20260918
SUMMARY:Dark-sky window · 13 moon-free nights
DESCRIPTION:13 nights with essentially moon-free dark hours at Greater Big 
 Bend International Dark Sky Reserve (nightly moon interference ≤ 15% —
  Moon below the horizon for nearly all of astronomical darkness\, or too t
 hin to matter).\n\nCloud is the one thing no calendar can promise. When a 
 window gets close\, check the live per-night forecast: https://stellarhoun
 d.com/dark-sites/greater-big-bend-international-dark-sky-reserve?utm_sourc
 e=calendar&utm_medium=ics&utm_campaign=dark-site-windows&utm_content=great
 er-big-bend-international-dark-sky-reserve\n\nRule city-ics-v1 — determi
 nistic moon/darkness geometry\, Skyfield + JPL DE440s. Not a weather forec
 ast.
URL:https://stellarhound.com/dark-sites/greater-big-bend-international-dark
 -sky-reserve?utm_source=calendar&utm_medium=ics&utm_campaign=dark-site-win
 dows&utm_content=greater-big-bend-international-dark-sky-reserve
CATEGORIES:dark-sky-window
STATUS:CONFIRMED
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:dark-site-window-greater-big-bend-international-dark-sky-reserve-2026-1
 0-04@stellarhound.com
DTSTAMP:20260719T000000Z
DTSTART;VALUE=DATE:20261004
DTEND;VALUE=DATE:20261017
SUMMARY:Dark-sky window · 13 moon-free nights
DESCRIPTION:13 nights with essentially moon-free dark hours at Greater Big 
 Bend International Dark Sky Reserve (nightly moon interference ≤ 15% —
  Moon below the horizon for nearly all of astronomical darkness\, or too t
 hin to matter).\n\nCloud is the one thing no calendar can promise. When a 
 window gets close\, check the live per-night forecast: https://stellarhoun
 d.com/dark-sites/greater-big-bend-international-dark-sky-reserve?utm_sourc
 e=calendar&utm_medium=ics&utm_campaign=dark-site-windows&utm_content=great
 er-big-bend-international-dark-sky-reserve\n\nRule city-ics-v1 — determi
 nistic moon/darkness geometry\, Skyfield + JPL DE440s. Not a weather forec
 ast.
URL:https://stellarhound.com/dark-sites/greater-big-bend-international-dark
 -sky-reserve?utm_source=calendar&utm_medium=ics&utm_campaign=dark-site-win
 dows&utm_content=greater-big-bend-international-dark-sky-reserve
CATEGORIES:dark-sky-window
STATUS:CONFIRMED
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:dark-site-window-greater-big-bend-international-dark-sky-reserve-2026-1
 1-02@stellarhound.com
DTSTAMP:20260719T000000Z
DTSTART;VALUE=DATE:20261102
DTEND;VALUE=DATE:20261116
SUMMARY:Dark-sky window · 14 moon-free nights
DESCRIPTION:14 nights with essentially moon-free dark hours at Greater Big 
 Bend International Dark Sky Reserve (nightly moon interference ≤ 15% —
  Moon below the horizon for nearly all of astronomical darkness\, or too t
 hin to matter).\n\nCloud is the one thing no calendar can promise. When a 
 window gets close\, check the live per-night forecast: https://stellarhoun
 d.com/dark-sites/greater-big-bend-international-dark-sky-reserve?utm_sourc
 e=calendar&utm_medium=ics&utm_campaign=dark-site-windows&utm_content=great
 er-big-bend-international-dark-sky-reserve\n\nRule city-ics-v1 — determi
 nistic moon/darkness geometry\, Skyfield + JPL DE440s. Not a weather forec
 ast.
URL:https://stellarhound.com/dark-sites/greater-big-bend-international-dark
 -sky-reserve?utm_source=calendar&utm_medium=ics&utm_campaign=dark-site-win
 dows&utm_content=greater-big-bend-international-dark-sky-reserve
CATEGORIES:dark-sky-window
STATUS:CONFIRMED
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:dark-site-window-greater-big-bend-international-dark-sky-reserve-2026-1
 2-02@stellarhound.com
DTSTAMP:20260719T000000Z
DTSTART;VALUE=DATE:20261202
DTEND;VALUE=DATE:20261215
SUMMARY:Dark-sky window · 13 moon-free nights
DESCRIPTION:13 nights with essentially moon-free dark hours at Greater Big 
 Bend International Dark Sky Reserve (nightly moon interference ≤ 15% —
  Moon below the horizon for nearly all of astronomical darkness\, or too t
 hin to matter).\n\nCloud is the one thing no calendar can promise. When a 
 window gets close\, check the live per-night forecast: https://stellarhoun
 d.com/dark-sites/greater-big-bend-international-dark-sky-reserve?utm_sourc
 e=calendar&utm_medium=ics&utm_campaign=dark-site-windows&utm_content=great
 er-big-bend-international-dark-sky-reserve\n\nRule city-ics-v1 — determi
 nistic moon/darkness geometry\, Skyfield + JPL DE440s. Not a weather forec
 ast.
URL:https://stellarhound.com/dark-sites/greater-big-bend-international-dark
 -sky-reserve?utm_source=calendar&utm_medium=ics&utm_campaign=dark-site-win
 dows&utm_content=greater-big-bend-international-dark-sky-reserve
CATEGORIES:dark-sky-window
STATUS:CONFIRMED
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:dark-site-window-greater-big-bend-international-dark-sky-reserve-2026-1
 2-31@stellarhound.com
DTSTAMP:20260719T000000Z
DTSTART;VALUE=DATE:20261231
DTEND;VALUE=DATE:20270114
SUMMARY:Dark-sky window · 14 moon-free nights
DESCRIPTION:14 nights with essentially moon-free dark hours at Greater Big 
 Bend International Dark Sky Reserve (nightly moon interference ≤ 15% —
  Moon below the horizon for nearly all of astronomical darkness\, or too t
 hin to matter).\n\nCloud is the one thing no calendar can promise. When a 
 window gets close\, check the live per-night forecast: https://stellarhoun
 d.com/dark-sites/greater-big-bend-international-dark-sky-reserve?utm_sourc
 e=calendar&utm_medium=ics&utm_campaign=dark-site-windows&utm_content=great
 er-big-bend-international-dark-sky-reserve\n\nRule city-ics-v1 — determi
 nistic moon/darkness geometry\, Skyfield + JPL DE440s. Not a weather forec
 ast.
URL:https://stellarhound.com/dark-sites/greater-big-bend-international-dark
 -sky-reserve?utm_source=calendar&utm_medium=ics&utm_campaign=dark-site-win
 dows&utm_content=greater-big-bend-international-dark-sky-reserve
CATEGORIES:dark-sky-window
STATUS:CONFIRMED
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:dark-site-window-greater-big-bend-international-dark-sky-reserve-2027-0
 1-30@stellarhound.com
DTSTAMP:20260719T000000Z
DTSTART;VALUE=DATE:20270130
DTEND;VALUE=DATE:20270212
SUMMARY:Dark-sky window · 13 moon-free nights
DESCRIPTION:13 nights with essentially moon-free dark hours at Greater Big 
 Bend International Dark Sky Reserve (nightly moon interference ≤ 15% —
  Moon below the horizon for nearly all of astronomical darkness\, or too t
 hin to matter).\n\nCloud is the one thing no calendar can promise. When a 
 window gets close\, check the live per-night forecast: https://stellarhoun
 d.com/dark-sites/greater-big-bend-international-dark-sky-reserve?utm_sourc
 e=calendar&utm_medium=ics&utm_campaign=dark-site-windows&utm_content=great
 er-big-bend-international-dark-sky-reserve\n\nRule city-ics-v1 — determi
 nistic moon/darkness geometry\, Skyfield + JPL DE440s. Not a weather forec
 ast.
URL:https://stellarhound.com/dark-sites/greater-big-bend-international-dark
 -sky-reserve?utm_source=calendar&utm_medium=ics&utm_campaign=dark-site-win
 dows&utm_content=greater-big-bend-international-dark-sky-reserve
CATEGORIES:dark-sky-window
STATUS:CONFIRMED
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:dark-site-window-greater-big-bend-international-dark-sky-reserve-2027-0
 2-28@stellarhound.com
DTSTAMP:20260719T000000Z
DTSTART;VALUE=DATE:20270228
DTEND;VALUE=DATE:20270313
SUMMARY:Dark-sky window · 13 moon-free nights
DESCRIPTION:13 nights with essentially moon-free dark hours at Greater Big 
 Bend International Dark Sky Reserve (nightly moon interference ≤ 15% —
  Moon below the horizon for nearly all of astronomical darkness\, or too t
 hin to matter).\n\nCloud is the one thing no calendar can promise. When a 
 window gets close\, check the live per-night forecast: https://stellarhoun
 d.com/dark-sites/greater-big-bend-international-dark-sky-reserve?utm_sourc
 e=calendar&utm_medium=ics&utm_campaign=dark-site-windows&utm_content=great
 er-big-bend-international-dark-sky-reserve\n\nRule city-ics-v1 — determi
 nistic moon/darkness geometry\, Skyfield + JPL DE440s. Not a weather forec
 ast.
URL:https://stellarhound.com/dark-sites/greater-big-bend-international-dark
 -sky-reserve?utm_source=calendar&utm_medium=ics&utm_campaign=dark-site-win
 dows&utm_content=greater-big-bend-international-dark-sky-reserve
CATEGORIES:dark-sky-window
STATUS:CONFIRMED
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:dark-site-window-greater-big-bend-international-dark-sky-reserve-2027-0
 3-30@stellarhound.com
DTSTAMP:20260719T000000Z
DTSTART;VALUE=DATE:20270330
DTEND;VALUE=DATE:20270411
SUMMARY:Dark-sky window · 12 moon-free nights
DESCRIPTION:12 nights with essentially moon-free dark hours at Greater Big 
 Bend International Dark Sky Reserve (nightly moon interference ≤ 15% —
  Moon below the horizon for nearly all of astronomical darkness\, or too t
 hin to matter).\n\nCloud is the one thing no calendar can promise. When a 
 window gets close\, check the live per-night forecast: https://stellarhoun
 d.com/dark-sites/greater-big-bend-international-dark-sky-reserve?utm_sourc
 e=calendar&utm_medium=ics&utm_campaign=dark-site-windows&utm_content=great
 er-big-bend-international-dark-sky-reserve\n\nRule city-ics-v1 — determi
 nistic moon/darkness geometry\, Skyfield + JPL DE440s. Not a weather forec
 ast.
URL:https://stellarhound.com/dark-sites/greater-big-bend-international-dark
 -sky-reserve?utm_source=calendar&utm_medium=ics&utm_campaign=dark-site-win
 dows&utm_content=greater-big-bend-international-dark-sky-reserve
CATEGORIES:dark-sky-window
STATUS:CONFIRMED
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:dark-site-window-greater-big-bend-international-dark-sky-reserve-2027-0
 4-28@stellarhound.com
DTSTAMP:20260719T000000Z
DTSTART;VALUE=DATE:20270428
DTEND;VALUE=DATE:20270511
SUMMARY:Dark-sky window · 13 moon-free nights
DESCRIPTION:13 nights with essentially moon-free dark hours at Greater Big 
 Bend International Dark Sky Reserve (nightly moon interference ≤ 15% —
  Moon below the horizon for nearly all of astronomical darkness\, or too t
 hin to matter).\n\nCloud is the one thing no calendar can promise. When a 
 window gets close\, check the live per-night forecast: https://stellarhoun
 d.com/dark-sites/greater-big-bend-international-dark-sky-reserve?utm_sourc
 e=calendar&utm_medium=ics&utm_campaign=dark-site-windows&utm_content=great
 er-big-bend-international-dark-sky-reserve\n\nRule city-ics-v1 — determi
 nistic moon/darkness geometry\, Skyfield + JPL DE440s. Not a weather forec
 ast.
URL:https://stellarhound.com/dark-sites/greater-big-bend-international-dark
 -sky-reserve?utm_source=calendar&utm_medium=ics&utm_campaign=dark-site-win
 dows&utm_content=greater-big-bend-international-dark-sky-reserve
CATEGORIES:dark-sky-window
STATUS:CONFIRMED
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:dark-site-window-greater-big-bend-international-dark-sky-reserve-2027-0
 5-29@stellarhound.com
DTSTAMP:20260719T000000Z
DTSTART;VALUE=DATE:20270529
DTEND;VALUE=DATE:20270609
SUMMARY:Dark-sky window · 11 moon-free nights
DESCRIPTION:11 nights with essentially moon-free dark hours at Greater Big 
 Bend International Dark Sky Reserve (nightly moon interference ≤ 15% —
  Moon below the horizon for nearly all of astronomical darkness\, or too t
 hin to matter).\n\nCloud is the one thing no calendar can promise. When a 
 window gets close\, check the live per-night forecast: https://stellarhoun
 d.com/dark-sites/greater-big-bend-international-dark-sky-reserve?utm_sourc
 e=calendar&utm_medium=ics&utm_campaign=dark-site-windows&utm_content=great
 er-big-bend-international-dark-sky-reserve\n\nRule city-ics-v1 — determi
 nistic moon/darkness geometry\, Skyfield + JPL DE440s. Not a weather forec
 ast.
URL:https://stellarhound.com/dark-sites/greater-big-bend-international-dark
 -sky-reserve?utm_source=calendar&utm_medium=ics&utm_campaign=dark-site-win
 dows&utm_content=greater-big-bend-international-dark-sky-reserve
CATEGORIES:dark-sky-window
STATUS:CONFIRMED
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:dark-site-window-greater-big-bend-international-dark-sky-reserve-2027-0
 6-28@stellarhound.com
DTSTAMP:20260719T000000Z
DTSTART;VALUE=DATE:20270628
DTEND;VALUE=DATE:20270709
SUMMARY:Dark-sky window · 11 moon-free nights
DESCRIPTION:11 nights with essentially moon-free dark hours at Greater Big 
 Bend International Dark Sky Reserve (nightly moon interference ≤ 15% —
  Moon below the horizon for nearly all of astronomical darkness\, or too t
 hin to matter).\n\nCloud is the one thing no calendar can promise. When a 
 window gets close\, check the live per-night forecast: https://stellarhoun
 d.com/dark-sites/greater-big-bend-international-dark-sky-reserve?utm_sourc
 e=calendar&utm_medium=ics&utm_campaign=dark-site-windows&utm_content=great
 er-big-bend-international-dark-sky-reserve\n\nRule city-ics-v1 — determi
 nistic moon/darkness geometry\, Skyfield + JPL DE440s. Not a weather forec
 ast.
URL:https://stellarhound.com/dark-sites/greater-big-bend-international-dark
 -sky-reserve?utm_source=calendar&utm_medium=ics&utm_campaign=dark-site-win
 dows&utm_content=greater-big-bend-international-dark-sky-reserve
CATEGORIES:dark-sky-window
STATUS:CONFIRMED
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:dark-site-window-greater-big-bend-international-dark-sky-reserve-2027-0
 7-28@stellarhound.com
DTSTAMP:20260719T000000Z
DTSTART;VALUE=DATE:20270728
DTEND;VALUE=DATE:20270808
SUMMARY:Dark-sky window · 11 moon-free nights
DESCRIPTION:11 nights with essentially moon-free dark hours at Greater Big 
 Bend International Dark Sky Reserve (nightly moon interference ≤ 15% —
  Moon below the horizon for nearly all of astronomical darkness\, or too t
 hin to matter).\n\nCloud is the one thing no calendar can promise. When a 
 window gets close\, check the live per-night forecast: https://stellarhoun
 d.com/dark-sites/greater-big-bend-international-dark-sky-reserve?utm_sourc
 e=calendar&utm_medium=ics&utm_campaign=dark-site-windows&utm_content=great
 er-big-bend-international-dark-sky-reserve\n\nRule city-ics-v1 — determi
 nistic moon/darkness geometry\, Skyfield + JPL DE440s. Not a weather forec
 ast.
URL:https://stellarhound.com/dark-sites/greater-big-bend-international-dark
 -sky-reserve?utm_source=calendar&utm_medium=ics&utm_campaign=dark-site-win
 dows&utm_content=greater-big-bend-international-dark-sky-reserve
CATEGORIES:dark-sky-window
STATUS:CONFIRMED
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:dark-site-window-greater-big-bend-international-dark-sky-reserve-2027-0
 8-26@stellarhound.com
DTSTAMP:20260719T000000Z
DTSTART;VALUE=DATE:20270826
DTEND;VALUE=DATE:20270907
SUMMARY:Dark-sky window · 12 moon-free nights
DESCRIPTION:12 nights with essentially moon-free dark hours at Greater Big 
 Bend International Dark Sky Reserve (nightly moon interference ≤ 15% —
  Moon below the horizon for nearly all of astronomical darkness\, or too t
 hin to matter).\n\nCloud is the one thing no calendar can promise. When a 
 window gets close\, check the live per-night forecast: https://stellarhoun
 d.com/dark-sites/greater-big-bend-international-dark-sky-reserve?utm_sourc
 e=calendar&utm_medium=ics&utm_campaign=dark-site-windows&utm_content=great
 er-big-bend-international-dark-sky-reserve\n\nRule city-ics-v1 — determi
 nistic moon/darkness geometry\, Skyfield + JPL DE440s. Not a weather forec
 ast.
URL:https://stellarhound.com/dark-sites/greater-big-bend-international-dark
 -sky-reserve?utm_source=calendar&utm_medium=ics&utm_campaign=dark-site-win
 dows&utm_content=greater-big-bend-international-dark-sky-reserve
CATEGORIES:dark-sky-window
STATUS:CONFIRMED
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:dark-site-window-greater-big-bend-international-dark-sky-reserve-2027-0
 9-24@stellarhound.com
DTSTAMP:20260719T000000Z
DTSTART;VALUE=DATE:20270924
DTEND;VALUE=DATE:20271006
SUMMARY:Dark-sky window · 12 moon-free nights
DESCRIPTION:12 nights with essentially moon-free dark hours at Greater Big 
 Bend International Dark Sky Reserve (nightly moon interference ≤ 15% —
  Moon below the horizon for nearly all of astronomical darkness\, or too t
 hin to matter).\n\nCloud is the one thing no calendar can promise. When a 
 window gets close\, check the live per-night forecast: https://stellarhoun
 d.com/dark-sites/greater-big-bend-international-dark-sky-reserve?utm_sourc
 e=calendar&utm_medium=ics&utm_campaign=dark-site-windows&utm_content=great
 er-big-bend-international-dark-sky-reserve\n\nRule city-ics-v1 — determi
 nistic moon/darkness geometry\, Skyfield + JPL DE440s. Not a weather forec
 ast.
URL:https://stellarhound.com/dark-sites/greater-big-bend-international-dark
 -sky-reserve?utm_source=calendar&utm_medium=ics&utm_campaign=dark-site-win
 dows&utm_content=greater-big-bend-international-dark-sky-reserve
CATEGORIES:dark-sky-window
STATUS:CONFIRMED
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:dark-site-window-greater-big-bend-international-dark-sky-reserve-2027-1
 0-23@stellarhound.com
DTSTAMP:20260719T000000Z
DTSTART;VALUE=DATE:20271023
DTEND;VALUE=DATE:20271105
SUMMARY:Dark-sky window · 13 moon-free nights
DESCRIPTION:13 nights with essentially moon-free dark hours at Greater Big 
 Bend International Dark Sky Reserve (nightly moon interference ≤ 15% —
  Moon below the horizon for nearly all of astronomical darkness\, or too t
 hin to matter).\n\nCloud is the one thing no calendar can promise. When a 
 window gets close\, check the live per-night forecast: https://stellarhoun
 d.com/dark-sites/greater-big-bend-international-dark-sky-reserve?utm_sourc
 e=calendar&utm_medium=ics&utm_campaign=dark-site-windows&utm_content=great
 er-big-bend-international-dark-sky-reserve\n\nRule city-ics-v1 — determi
 nistic moon/darkness geometry\, Skyfield + JPL DE440s. Not a weather forec
 ast.
URL:https://stellarhound.com/dark-sites/greater-big-bend-international-dark
 -sky-reserve?utm_source=calendar&utm_medium=ics&utm_campaign=dark-site-win
 dows&utm_content=greater-big-bend-international-dark-sky-reserve
CATEGORIES:dark-sky-window
STATUS:CONFIRMED
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:dark-site-window-greater-big-bend-international-dark-sky-reserve-2027-1
 1-21@stellarhound.com
DTSTAMP:20260719T000000Z
DTSTART;VALUE=DATE:20271121
DTEND;VALUE=DATE:20271204
SUMMARY:Dark-sky window · 13 moon-free nights
DESCRIPTION:13 nights with essentially moon-free dark hours at Greater Big 
 Bend International Dark Sky Reserve (nightly moon interference ≤ 15% —
  Moon below the horizon for nearly all of astronomical darkness\, or too t
 hin to matter).\n\nCloud is the one thing no calendar can promise. When a 
 window gets close\, check the live per-night forecast: https://stellarhoun
 d.com/dark-sites/greater-big-bend-international-dark-sky-reserve?utm_sourc
 e=calendar&utm_medium=ics&utm_campaign=dark-site-windows&utm_content=great
 er-big-bend-international-dark-sky-reserve\n\nRule city-ics-v1 — determi
 nistic moon/darkness geometry\, Skyfield + JPL DE440s. Not a weather forec
 ast.
URL:https://stellarhound.com/dark-sites/greater-big-bend-international-dark
 -sky-reserve?utm_source=calendar&utm_medium=ics&utm_campaign=dark-site-win
 dows&utm_content=greater-big-bend-international-dark-sky-reserve
CATEGORIES:dark-sky-window
STATUS:CONFIRMED
TRANSP:TRANSPARENT
END:VEVENT
BEGIN:VEVENT
UID:dark-site-window-greater-big-bend-international-dark-sky-reserve-2027-1
 2-21@stellarhound.com
DTSTAMP:20260719T000000Z
DTSTART;VALUE=DATE:20271221
DTEND;VALUE=DATE:20280101
SUMMARY:Dark-sky window · 11 moon-free nights
DESCRIPTION:11 nights with essentially moon-free dark hours at Greater Big 
 Bend International Dark Sky Reserve (nightly moon interference ≤ 15% —
  Moon below the horizon for nearly all of astronomical darkness\, or too t
 hin to matter).\n\nCloud is the one thing no calendar can promise. When a 
 window gets close\, check the live per-night forecast: https://stellarhoun
 d.com/dark-sites/greater-big-bend-international-dark-sky-reserve?utm_sourc
 e=calendar&utm_medium=ics&utm_campaign=dark-site-windows&utm_content=great
 er-big-bend-international-dark-sky-reserve\n\nRule city-ics-v1 — determi
 nistic moon/darkness geometry\, Skyfield + JPL DE440s. Not a weather forec
 ast.
URL:https://stellarhound.com/dark-sites/greater-big-bend-international-dark
 -sky-reserve?utm_source=calendar&utm_medium=ics&utm_campaign=dark-site-win
 dows&utm_content=greater-big-bend-international-dark-sky-reserve
CATEGORIES:dark-sky-window
STATUS:CONFIRMED
TRANSP:TRANSPARENT
END:VEVENT
END:VCALENDAR