内容简介
ReaderswilllearnhowEarthisperfectlypositionedtosupportlife,howthegasgiantsareconsideredouterplanets,andhowthereisstillaplaceforPlutoeventhoughwethinkofhimdifferentlynow!Withtheircuriositypeaked,readersZigZagto...whatelseisoutthere?What'sitliketolookatEarthfromspace?WillIgettoliveonMars?Doanexperiment-swingaplanetintoorbit.