: Discussions on "Big Picture" topics like the Big Bang, dark energy, dark matter, and wormholes.
(often associated with authors like Mark A. Garlick or Ian Ridpath for DK Publishing ) is an illustrated roadmap to the universe designed for beginners and amateur stargazers. Astronomy : a visual guide
: Maps and histories for all 88 officially recognized constellations. : Discussions on "Big Picture" topics like the
: Advice on choosing and using equipment, including the naked eye, binoculars, and various types of telescopes. including the naked eye