2020: Calendario e Agenda settimanale 2020 + calendario mensile + 20 pagine Indirizzi +20 pagine foderate +20 pagine Blanco per schizzi - Marmorizzato turchese violaceo

This photo essay provides the most up-to-date information about the planet that "lies on its side" in space, from its watery atmosphere to its strange magnetic "tail." "Photographs show amazing detail."—Horn Book.