TY  - BOOK
AU  - Petersen,Carolyn Collins
TI  - Astronomy 101: from the sun and moon to wormholes and warp drive, key theories, discoveries and facts about the universe 
SN  - 9781440563591
AV  - QB 443 P48 2013 
PY  - 2013///
CY  - Avon, MA
PB  - Adams Media
KW  - Astronomy
KW  - Popular works
N1  - Includes index
ER  -