Simplify the following text for a Grade 2 native English-speaking person.
Original: During their return journey from the moon , the crew of Apollo 11 made reference to Jules Verne 's book during a TV broadcast on July 23 . The mission 's commander , astronaut Neil Armstrong , said , `` A hundred years ago , Jules Verne wrote a book about a voyage to the Moon .
Simplified: From the Earth to the Moon is a book by Jules Verne .