Voyages through the universe /
Fraknoi, Andrew.
Morrison, David,1940-
Wolff, Sidney C.(Sidney Carne),1941-
Fort Worth ; London : Harcourt,
c2001.
"This booklet updates material in Voyages through the universe, 2nd edition. Voyages to the planets, 2nd edition. Voyages to the stars and galaxies, 2nd edition." tp.
Includes bibliographical references.
Astronomy.