BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20251120T212757
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:6a837cdd21725
DTSTAMP:20260817T212757Z
SUMMARY:Schwarze Löcher
DTSTART:20260902T173000Z
DTEND:20260902T173000Z
END:VEVENT
END:VCALENDAR