On one random day in the San Fernando Valley, a dying father, a young wife, a male caretaker, a famous lost son, a police officer in love, a boy genius, an ex-boy genius, a game show host and an estranged daughter will each become part of a dazzling multiplicity of plots, but one story.
A seven-mile-wide space rock is hurtling toward Earth, threatening to obliterate the planet. Now, it's up to the president of the United States to save the world. He appoints a tough-as-nails veteran astronaut to lead a joint American-Russian crew into space to destroy the comet before impact. Meanwhile, an enterprising reporter uses her smarts to uncover the scoop of the century.
