Protect your eyes every time
The Sun is never safe to view directly without certified eclipse glasses or a proper solar filter.
Rare alignments of Sun, Moon and Earth
Eclipse guide
See upcoming solar and lunar eclipses, whether they reach your location, and how to observe them safely.
Safe with the naked eye
A lunar eclipse can be watched without eye protection; binoculars reveal more colour and detail.
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Calculating calendar…Calculated for your location
Upcoming eclipses
Calculating eclipses
Checking local geometry and horizon visibility…