Each type has spin-offs. Refractor telescopes gather light with the objective lens, where light enters the scope. The wider ...

Over the quarter century I’ve been writing this column, I’ve been flabbergasted by the advances in telescopes for backyard ...

Over the quarter century I’ve been writing this column, I've been flabbergasted by the advances in telescopes for backyard ...

Save £60 on this refractor telescope on Amazon. Here, you get fully-coated optics with a 70mm objective lens as well as a lightweight frame and numerous accessories to maximize your stargazing ...

In astrophotography, I would say 70% is technique and 30% is the equipment. I spent a lot of time learning the technique behind those incredible images of the galaxies, Zubuyer says ...

Astronomers have discovered two galaxies that are perfectly aligned, allowing their combined gravitational pull to act as a ...

An international team of astronomers has discovered an instance of two galaxies aligned in a way where their gravity acts as a compound lens. The group has written a paper describing the findings and ...

It is the northernmost gravitational lens known, which means there are a lot of ground-based telescopes that can conduct follow-up observations. Its peculiar nature could also be used to better ...

NASA's Nancy Grace Roman Space Telescope is one giant step closer to unlocking the mysteries of the universe. The mission has ...