Telescopes On Sale

Drawing on Galileo's scientific working papers and the letters and notebooks of his colleagues, Drake presents and imaginative Galilean dialogue using the text of the Starry Messenger as a departure point for discussions of appropriate scientific method, new discoveries, and the emergence of a new ...

The Telescope (inventions That Shaped The World)

Beyond Southern Skies: Radio Astronomy and the Parkes Telescope

Astrophysical Jets: Proceedings of the Astrophysical Jets Meeting Baltimore 1992 May 12-14 (Space Telescope Science Institute Symposium, Vol 6)

The first handbook that describes how to start observing the sky with a computerized telescope.

Hubble Space Telescope Wall Calendar: NASA's orbiting Hubble Space Telescope, the world's most productive and influential astronomical telescope, views the earth's atmosphere and the universe in amazing detail. Some of these remarkable images are put

Designed with the very latest in optical glass types, Meade four-element Series 4000 Super Plossls are excellent general-purpose eyepieces. For observing hairline lunar and planetary detail, splitting close double stars, or for resolving faint nebulosity in deep space, Super Plossls optimize the ...

Meade-engineered for smooth, rapid focusing of the image with the ETX-90AT, the #1244 Electric Focuser includes coarse and microfine speeds. The Focuser plugs into, and is powered by, the telescope's control panel, with operation effected through either the Electronic Controller or Autostar ...

Increase the focal length of your telescope with this six-element, optically designed 40mm Plossl.Delivers 40% improvement in corrections for chromatic aberration and edge distortion when compared to traditional Plossl pieces. 40mm focal length Wide 60° apparent field-of view Premium-grade optical ...

Camoflage Binocular With Carrying Case 10 X 50 with carrying case - high quality ruby coated lenses with rubber lens caps