Celestial News & Events

Dwarf Nova V392 Persei Goes Big — It's Now Binocular Bright

In a rare move, a sleepy cataclysmic variable blows its top and suddenly becomes a nova.

Variable Stars

Meet My Variable Friend SS Cygni

Get acquainted with SS Cygni, the sky's brightest cataclysmic variable star. It's guaranteed to keep you on your toes.