An optical reflecting telescope works by using a mirror to reflect incoming light. The image is formed by a reflection from a curved mirror, which is then magnified by a second mirror.

Choosing the best telescope for the money depends to a large extent on what you hope to see. If you want to scan distant nebulas, you can pay $1,000 and up, and it will still be good value. If you ...

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.

After decades of planning and construction, the Vera C. Rubin Observatory is about to begin a 10-year survey of the southern ...

As of 2013, the largest reflecting telescope in the world is the Gran Telescopio Canarias in La Palma, Spain, with a mirror diameter of 34.2 feet (10.4 meters). Within a decade, much larger ...

For those new to telescopes, the Celestron 114LCM is a Newtonian reflecting telescope. Invented by the English scientist Sir Isaac Newton, this type of telescope uses a concave primary mirror and ...

Reflector, Refractor, Hybrid and Dobsonain Telescopes - Each has certain advantages for the beginner. (Image credit: SPACE.com) Were you lucky enough to get a new telescope for Christmas?

Reflecting telescopes with glass, rather than metal, mirrors became popular in the 20th century. Glass mirrors produce much clearer images than metal mirrors and won't tarnish as easily.

Webb is a reflecting telescope of the kind invented by Isaac Newton in the 17th century, only much, much larger. Reflecting telescopes use primary mirrors to reflect light to form an image on a ...

Astronomer and Solar System Ambassador Walter Albrecht will present a talk on exploring Mars at the New Lebanon Library on ...