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 ...

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 ...

Which refractor telescope is best? Space has intrigued humankind ever since we looked skyward for the first time. While it is difficult to imagine what our ancestors thought of the twinkling lights, ...