BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20250927T161548
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:6a3c02b4744d5
DTSTAMP:20260624T161548Z
SUMMARY:Schwarze Löcher
DTSTART:20260819T173000Z
DTEND:20260819T173000Z
END:VEVENT
END:VCALENDAR