Newtonian reflectors coupled to alt-az Dobsonian mounts (see “Telescope mounts” later in this article) dramatically reduce the prices (and weights) of large telescopes from what they would be ...

These are some of the best telescopes for beginners, ... A popular variation of the altitude-azimuth mount turns a Newtonian telescope into what is called a Dobsonian telescope.

Newtonian telescope deals (Image credit: Meade Instruments) Newtonian telescopes are popular with amateur astronomers because they allow users to focus on a really wide range of night sky objects.

Save nearly $67 on this computerized Newtonian telescope from Celestron. It features a motorized Go-To mount, and stargazers can use the hand control to navigate to and track approximately 4000 ...

The Celestron Astromaster 70AZ Newtonian reflector is an extremely popular budget telescope thanks to its ideal balance of features, size, and price.

Reflecting (Or Newtonian) Telescopes. Early telescopes were all refracting telescopes of the kind Galileo made. While they revolutionized the science of astronomy, they had some innate downsides.

Celestron-AstroMaster 130EQ-MD Newtonian Telescope $258.40 (Was $379.95) Celestron-NexStar 127SLT Computerized Telescope $531.49 (Was $699.95) ...

Schmidt-Cassegrain telescopes (SCTs) are similar to Newtonian ones but use a complex system of lenses and mirrors that allows the tube to be much shorter, even for larger mirrors.

The Kepler Space Telescope, named for astronomer Johannes Kepler, was NASA's first exoplanet hunting telescope. It launched on March 6, 2009, with the goal of observing more than 100,000 stars in ...