Reference — holidays, events, sky, time

Reference

Every index numcal ships, grouped by what you're looking for. Holidays, marquee events, the sky, and time around the world.

Calendar

Holidays by country

Public holidays for 80+ countries, month by month.

Calendar conversion

Today in Hebrew, Islamic, Persian, Chinese, Mayan, more.

Events index

Marquee sports, cultural, and astronomical events with countdowns.

Eclipses

NASA Five-Millennium Canon, 2020–2040. Solar + lunar, with visibility.

Moon phases

Today's phase, every full + new moon, traditional names.

Meteor showers

Ten major showers with ZHR, parent body, radiant.

Equinoxes & solstices

Precise dates via Meeus, year wheel, declination chart.

Sunrise by city

Today's sunrise for cities worldwide, year-round chart.

Sunset by city

Today's sunset, with civil and golden-hour windows.

Time around the world

Current local time in major cities, with UTC offset.

Time zones

Reference of every IANA zone, DST schedule, abbreviation.