A hidden threat lurking in deep space could one day throw Earth's orbit into chaos. New research reveals a rare but powerful cosmic event that may reshape the solar system, and Earth's fate isn't as safe as it once seemed.
In the vast calm of the solar system, planetary orbits often appear orderly, stable, and insulated from the broader mechanics of the galaxy. Earth circles the Sun with regularity. The outer planets move in predictable paths. Over generations, this ap... [5591 chars]