I Am the Solar System: A book about space for kids, from the sun, through the planets, to the heliosphere and into interstellar space, helping ... (I Am Learning: Educational Series for Kids)

NightWatch: A Practical Guide to Viewing the Universe

The Ra Material: Law of One: 40th-Anniversary Boxed Set

National Geographic Stargazer's Atlas: The Ultimate Guide to the Night Sky

The Illustrated Field Guide to DMT Entities: Machine Elves, Tricksters, Teachers, and Other Interdimensional Beings

Ricky, the Rock that Just Couldn't Rhyme (Another "You Rock!" Group Books)

Space: Collection of 6 Books (Knowledge Encyclopedia For Children)

Hubble's Universe: Greatest Discoveries and Latest Images

Quadrivium: The Four Classical Liberal Arts of Number, Geometry, Music, & Cosmology (Wooden Books)

Chariots of the Gods