BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20250912T102157
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:6a27e94553ce4
DTSTAMP:20260609T102157Z
SUMMARY:Schwarze Löcher
DTSTART:20260609T130000Z
DTEND:20260609T130000Z
END:VEVENT
END:VCALENDAR