Synopsis

Might a colossal, unseen star be circling our own Sun? Could it be responsible for the periodic showers of deadly comets that sweep through our Solar System with predictable regularity, every 26 million years? Current astronomical surveys are extending their reach to the fringes of our Solar System—a region teeming with gas giants and enigmatic planetoids—in search of Nemesis, the Sun's rumored dark counterpart. We may be poised to uncover this ultimate celestial threat, long suspected of trigge