The 100-inch (2.54 m) Hooker reflecting telescope at Mount Wilson Observatory near Los Angeles, used by Edwin Hubble to measure galaxy redshifts and discover the general …

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Telescope, device used to form magnified images of distant objects. The telescope is undoubtedly the most important investigative tool in astronomy. It provides a means of collecting and …

We cover a range of budgets, skill levels and purposes so that you can pick the telescope that is right for you. From t elescopes for beginners to the latest smart telescopes that make...

Nov 3, 2025 · We've rounded up our picks of the best telescopes on the market, including small and portable scopes for beginners alongside bigger aperture telescopes for more seasoned …

Nov 21, 2025 · So we rounded up 17 telescopes, and after years of star parties, we think the Celestron NexStar 5SE is the best telescope for a curious amateur. It gathers enough light for …

Oct 22, 2024 · A telescope that uses a mirror as its primary optical element is called a reflecting telescope. Large mirrors can be made thinner and lighter than lenses of the same size, which …

Learn about the differences between reflectors, refractors, and compound telescopes to get a telescope that best fits your needs. Discover why (and if) you should care about aperture, …

Jul 26, 2025 · Finding the best telescope of 2025 depends on your experience, observing goals, and budget. Whether you’re seeking an affordable beginner scope for kids or a professional …

The primary optical element in a telescope is either a convex lens (in a refracting telescope) or a concave mirror (in a reflector) that brings the light to a focus.