Generations of amateur astronomers have called it simply
"Norton's" the most famous star atlas in the world. Now in a
superbly redesigned, two-color landmark 20th edition, the first
of a new century, this combination star atlas and reference work
has no match in the field. First published in 1910, coinciding
with the first of two appearances by Halley's Comet during the
book's life, "Norton's" owes much of its legendary success to
its unique maps, arranged in slices known as gores, each
covering approximately one-fifth of the sky. Every star visible
to the naked eye under the clearest skies--down to magnitude 6.5
--is charted along with star clusters, nebulae and galaxies.
Extensive tables of data on interesting objects for observation
accompany each of the precision drawn maps. Preceding the maps
is the unique and authoritative reference handbook covering
timekeeping and positional measurements on the celestial sphere;
the Sun, Moon and other bodies of the Solar System; telescopes
and other equipment for obse