Astronomy Events
Dates, timing, and viewing conditions for the sky's recurring events, computed for each year. Pick a category to begin.
Meteor Showers
The 12 most-watched annual showers, each with its peak night, radiant, and a computed Moon-interference verdict for your location.
Eclipses
Every solar and lunar eclipse, 2026–2040: dates, types, magnitude and visibility, from NASA's eclipse catalog.
Moon Phases
Every full moon, new moon, and quarter phase of the year, with exact UTC times, the traditional full-moon names, and blue moons.
Planet Events
Outer-planet oppositions and Mercury/Venus greatest elongations: when each planet is best placed, with dates, brightness, and distance.