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PRODID:-//Space Calendar - ECPv6.17.4//NONSGML v1.0//EN
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X-WR-CALNAME:Space Calendar
X-ORIGINAL-URL:https://spacecalendar.com
X-WR-CALDESC:Events for Space Calendar
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TZID:Pacific/Honolulu
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TZOFFSETFROM:-1000
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DTSTART:20250101T000000
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BEGIN:VEVENT
DTSTART;VALUE=DATE:20261010
DTEND;VALUE=DATE:20261011
DTSTAMP:20260810T224959Z
CREATED:20260810T224959Z
LAST-MODIFIED:20260810T224959Z
UID:10001432-1791590400-1791676799@spacecalendar.com
SUMMARY:59th Anniversary of the Outer Space Treaty
DESCRIPTION:On October 10\, 1967 the Outer Space Treaty went into effect – establishing the foundational legal framework for international space law and peaceful exploration. \nKey Rules of the Treaty:\n\n\nNo Weapons of Mass Destruction: Bans placing nuclear weapons or other destructive weapons in Earth’s orbit or on celestial bodies.\n\n\n\n\nPeaceful Use Only: Limits the use of the Moon and other space bodies strictly to peaceful purposes.\n\n\n\n\nNo Territorial Claims: Prohibits any nation from claiming sovereignty or ownership over space or celestial bodies.\n\n\n\n\nGlobal Benefit: Declares that space exploration should be carried out for the benefit of all countries and humanity.
URL:https://spacecalendar.com/event/59th-anniversary-of-the-outer-space-treaty/
LOCATION:Global / Inter-Global
CATEGORIES:Observation / Anniversary
ATTACH;FMTTYPE=image/jpeg:https://spacecalendar.com/wp-content/uploads/2026/08/Outer-Space-Treaty.jpg
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20270720
DTEND;VALUE=DATE:20270721
DTSTAMP:20260730T201320Z
CREATED:20251024T201503Z
LAST-MODIFIED:20260730T201320Z
UID:10000538-1816041600-1816127999@spacecalendar.com
SUMMARY:International Moon Day (Annual)
DESCRIPTION:Celebrating the 1st people walking on the Moon / another celestial body – International Moon Day has been a recognized / endorsed declaration by the United Nations since 2022.
URL:https://spacecalendar.com/event/international-moon-day-annual-5/
LOCATION:Global / Inter-Global
CATEGORIES:Meeting / Conference / Symposium,Observation / Anniversary
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20270720
DTEND;VALUE=DATE:20270721
DTSTAMP:20260730T201320Z
CREATED:20251024T201504Z
LAST-MODIFIED:20260730T201320Z
UID:10000296-1816041600-1816127999@spacecalendar.com
SUMMARY:58th Anniversary of Apollo 11: First-Ever Crewed Lunar Landing
DESCRIPTION:First Human mission to land on Moon in 1969; 1st steps by humans on another World taken by Commander Neil Armstrong and Lunar Module Pilot Buzz Aldrin; Command Module piloted by Michael Collins.
URL:https://spacecalendar.com/event/apollo-11-58th-observation/
LOCATION:Global / Inter-Global
CATEGORIES:Observation / Anniversary
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20271010
DTEND;VALUE=DATE:20271011
DTSTAMP:20260810T225116Z
CREATED:20260810T225116Z
LAST-MODIFIED:20260810T225116Z
UID:10001433-1823126400-1823212799@spacecalendar.com
SUMMARY:60th Anniversary of the Outer Space Treaty
DESCRIPTION:On October 10\, 1967 the Outer Space Treaty went into effect – establishing the foundational legal framework for international space law and peaceful exploration. \nKey Rules of the Treaty:\n\n\nNo Weapons of Mass Destruction: Bans placing nuclear weapons or other destructive weapons in Earth’s orbit or on celestial bodies.\n\n\n\n\nPeaceful Use Only: Limits the use of the Moon and other space bodies strictly to peaceful purposes.\n\n\n\n\nNo Territorial Claims: Prohibits any nation from claiming sovereignty or ownership over space or celestial bodies.\n\n\n\n\nGlobal Benefit: Declares that space exploration should be carried out for the benefit of all countries and humanity.
URL:https://spacecalendar.com/event/60th-anniversary-of-the-outer-space-treaty/
LOCATION:Global / Inter-Global
CATEGORIES:Observation / Anniversary
ATTACH;FMTTYPE=image/jpeg:https://spacecalendar.com/wp-content/uploads/2026/08/Outer-Space-Treaty.jpg
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20280720
DTEND;VALUE=DATE:20280721
DTSTAMP:20260730T201240Z
CREATED:20251024T200719Z
LAST-MODIFIED:20260730T201240Z
UID:10000187-1847664000-1847750399@spacecalendar.com
SUMMARY:International Moon Day (Annual)
DESCRIPTION:Celebrating the 1st people walking on the Moon / another celestial body – International Moon Day has been a recognized / endorsed declaration by the United Nations since 2022.
URL:https://spacecalendar.com/event/international-moon-day-annual-4/
LOCATION:Global / Inter-Global
CATEGORIES:Meeting / Conference / Symposium,Observation / Anniversary
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20280720
DTEND;VALUE=DATE:20280721
DTSTAMP:20260730T201240Z
CREATED:20251024T200719Z
LAST-MODIFIED:20260730T201240Z
UID:10000198-1847664000-1847750399@spacecalendar.com
SUMMARY:59th Anniversary of Apollo 11: First-Ever Crewed Lunar Landing
DESCRIPTION:First Human mission to land on Moon in 1969; 1st steps by humans on another World taken by Commander Neil Armstrong and Lunar Module Pilot Buzz Aldrin; Command Module piloted by Michael Collins.
URL:https://spacecalendar.com/event/apollo-11-59th-observation/
LOCATION:Global / Inter-Global
CATEGORIES:Observation / Anniversary
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20281010
DTEND;VALUE=DATE:20281011
DTSTAMP:20260810T225222Z
CREATED:20260810T225222Z
LAST-MODIFIED:20260810T225222Z
UID:10001434-1854748800-1854835199@spacecalendar.com
SUMMARY:61st Anniversary of the Outer Space Treaty
DESCRIPTION:On October 10\, 1967 the Outer Space Treaty went into effect – establishing the foundational legal framework for international space law and peaceful exploration. \nKey Rules of the Treaty:\n\n\nNo Weapons of Mass Destruction: Bans placing nuclear weapons or other destructive weapons in Earth’s orbit or on celestial bodies.\n\n\n\n\nPeaceful Use Only: Limits the use of the Moon and other space bodies strictly to peaceful purposes.\n\n\n\n\nNo Territorial Claims: Prohibits any nation from claiming sovereignty or ownership over space or celestial bodies.\n\n\n\n\nGlobal Benefit: Declares that space exploration should be carried out for the benefit of all countries and humanity.
URL:https://spacecalendar.com/event/61st-anniversary-of-the-outer-space-treaty/
LOCATION:Global / Inter-Global
CATEGORIES:Observation / Anniversary
ATTACH;FMTTYPE=image/jpeg:https://spacecalendar.com/wp-content/uploads/2026/08/Outer-Space-Treaty.jpg
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20290720
DTEND;VALUE=DATE:20290721
DTSTAMP:20260730T201224Z
CREATED:20251024T200522Z
LAST-MODIFIED:20260730T201224Z
UID:10000309-1879200000-1879286399@spacecalendar.com
SUMMARY:International Moon Day (Annual)
DESCRIPTION:Celebrating the 1st people walking on the Moon / another celestial body – International Moon Day has been a recognized / endorsed declaration by the United Nations since 2022.
URL:https://spacecalendar.com/event/international-moon-day-annual-3/
LOCATION:Global / Inter-Global
CATEGORIES:Meeting / Conference / Symposium,Observation / Anniversary
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20290720
DTEND;VALUE=DATE:20290721
DTSTAMP:20260730T201224Z
CREATED:20251024T200522Z
LAST-MODIFIED:20260730T201224Z
UID:10000318-1879200000-1879286399@spacecalendar.com
SUMMARY:60th Anniversary of Apollo 11: First-Ever Crewed Lunar Landing
DESCRIPTION:First human mission to land on Moon in 1969; 1st steps by humans on another World taken by Commander Neil Armstrong and Lunar Module Pilot Buzz Aldrin; Command Module piloted by Michael Collins.
URL:https://spacecalendar.com/event/apollo-11-60th-observation/
LOCATION:Global / Inter-Global
CATEGORIES:Observation / Anniversary
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20291010
DTEND;VALUE=DATE:20291011
DTSTAMP:20260810T225318Z
CREATED:20260810T225318Z
LAST-MODIFIED:20260810T225318Z
UID:10001435-1886284800-1886371199@spacecalendar.com
SUMMARY:62nd Anniversary of the Outer Space Treaty
DESCRIPTION:On October 10\, 1967 the Outer Space Treaty went into effect – establishing the foundational legal framework for international space law and peaceful exploration. \nKey Rules of the Treaty:\n\n\nNo Weapons of Mass Destruction: Bans placing nuclear weapons or other destructive weapons in Earth’s orbit or on celestial bodies.\n\n\n\n\nPeaceful Use Only: Limits the use of the Moon and other space bodies strictly to peaceful purposes.\n\n\n\n\nNo Territorial Claims: Prohibits any nation from claiming sovereignty or ownership over space or celestial bodies.\n\n\n\n\nGlobal Benefit: Declares that space exploration should be carried out for the benefit of all countries and humanity.
URL:https://spacecalendar.com/event/62nd-anniversary-of-the-outer-space-treaty/
LOCATION:Global / Inter-Global
CATEGORIES:Observation / Anniversary
ATTACH;FMTTYPE=image/jpeg:https://spacecalendar.com/wp-content/uploads/2026/08/Outer-Space-Treaty.jpg
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20300720
DTEND;VALUE=DATE:20300721
DTSTAMP:20260730T201223Z
CREATED:20251024T200521Z
LAST-MODIFIED:20260730T201223Z
UID:10000113-1910736000-1910822399@spacecalendar.com
SUMMARY:International Moon Day (Annual)
DESCRIPTION:Celebrating the 1st people walking on the Moon / another celestial body – International Moon Day has been a recognized / endorsed declaration by the United Nations since 2022.
URL:https://spacecalendar.com/event/international-moon-day-annual-2/
LOCATION:Global / Inter-Global
CATEGORIES:Meeting / Conference / Symposium,Observation / Anniversary
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20321112
DTEND;VALUE=DATE:20321113
DTSTAMP:20260730T201223Z
CREATED:20251024T200520Z
LAST-MODIFIED:20260730T201223Z
UID:10000264-1983830400-1983916799@spacecalendar.com
SUMMARY:Transit of Mercury
DESCRIPTION:Mercury to pass directly between Earth and Sun; observers see distant planet as small dot gliding slowly across face of Sun; starts Nov 12 at 20:41 HST\, ends 01:07 Nov 13.
URL:https://spacecalendar.com/event/transit-of-mercury/
LOCATION:Global / Inter-Global
CATEGORIES:Space / Astro Events
END:VEVENT
END:VCALENDAR