Newplanetsarenowbeingdiscoveredoutsideoursolarsystemonaregularbasis,andthesestrangenewworldsareforcingscientiststorewritethehistoryofourownsolarsystem.Farfromasimplestoryofstableorbits,thecreationofoursolarsystemisataleofhellfire,chaosandplanetarypinball.It'
samiracleourEarthishereatall.