Telescopes gather and focus light using precisely-shaped mirrors and lenses (or a combination of both). The larger the telescope’s main mirror or lens, the more light is gathered and the more detail ...

Telescopes are specialist optical instruments that have been around for over 400 years and are useful for many applications including seafaring, military operations and especially stargazing. But not ...

— -- As humans, we're limited by what we can see with the naked eye. While we're biologically suited to looking at things up close, our eyes can't zoom in to take a look at far-away objects. But ...

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