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 ...

When you look at the night sky, do you ever wonder what's going on out there? On a clear night with a dark sky, if moonlight doesn't wash it out, sometimes you can see the arc of the Milky Way. The ...

Looking Up is transcribed using a combination of AI speech recognition and human editors. It may contain errors. Please check the corresponding audio before quoting in print. Dean Regas: Edwin Hubble ...

Refracting hand-held astronomical telescope of 5 inch aperture and 24 inch focal length by Dollond, London. The tapering tube is leather covered with a single draw tube for focussing. Refracting ...

This lightweight 2.7-inch/70mm achromatic refractor uses its relatively long length to produce natural-looking views of planets and the moon, but with anything else it’s underwhelming. It’s also ...