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  1. Telescope - Wikipedia

    A telescope is a device used to observe distant objects by their emission, absorption, or reflection of electromagnetic radiation. [1] . Originally, it was an optical instrument using lenses, curved …

  2. Telescope | History, Types, & Facts | Britannica

    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 …

  3. Best telescopes 2026: View stars, galaxies and nebulas | Space

    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...

  4. Telescopes 101 - NASA Science

    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 …

  5. The 5 Best Telescopes for Beginners of 2026 | Reviews by ...

    Nov 21, 2025 · Few things are as awe-inspiring as being under a clear night sky, looking up, and gazing at a seemingly infinite array of stars overhead. So we rounded up 17 telescopes, and …

  6. Celestron - Telescopes, Accessories, Outdoor and Scientific ...

    Celestron manufactures telescope parts, optics, binoculars, spotting scopes and digital microscopes serious and amateur astronomers and hobbyists

  7. 17 Best Telescopes of 2025, from Beginners to Experts

    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 …