Astronomy Calendar of Celestial Events

This astronomy calendar of celestial events contains dates for notable celestial events including moon phases,meteor showers, eclipses, oppositions, conjunctions, and other interesting events. 

March Equinox

3/20/2019   Online Event

The March equinox occurs at 21:58 UTC. The Sun will shine directly on the equator and there will be nearly equal amounts of day and night throughout the world. This is also the first day of spring (vernal equinox) in the Northern Hemisphere and the first day of fall (autumnal equinox) in the Southern Hemisphere.


Quadrantids Meteor Shower

1/3/2020 - 1/4/2020   Online Event

The Quadrantids is an above average shower, with up to 40 meteors per hour at its peak.