spica occultation

A Challenging Series of Occultations of Spica by the Moon Coming to a Sky Near You

The first in a cycle of challenging occultations of the bright star Spica for northern hemisphere observers begins this coming…

11 years ago

The Birth of a Saros – This Weekend’s Hidden Eclipse

As the first eclipse season of 2013 comes to an end this weekend, an extremely subtle lunar eclipse occurs on the night…

11 years ago