Though still only in the prototype stage, this flat lens could one day be used on space telescopes, and perhaps even on ...

Other designers proved unable to grind mirrors with a regular curvature, so the reflector remained largely ... however, most optical telescopes in use in the 21st century derive from the two ...

The Hubble Space Telescope captured an image of a star and a spiral galaxy, both in the constellation Virgo. But the photo is ...

[Bill Hammack] elaborates on one such piece of engineering: The Alignment Optical Telescope. The telescope was used to find the position of the Lunar Module in space so that its guidance computer ...

His instrument is a Celestron NexStar, a Schmidt-Cassegrain reflector ... telescope can now be controlled with a Bluetooth gamepad. Astronomy and electronics go hand in hand, whether in the ...

Today, solar panels power the James Webb Space Telescope, which offered the world the most detailed look into the most remote reaches of the universe to date. NASA launched the Webb Space ...

Early optical researchers replicated ... most major observatories are Newtonian reflectors. During the nascent years of the telescope, most devices were relatively small, even handheld.

However, its use of Celestron's StarSense smartphone app makes it easy to align and point to celestial targets – and the optical ... telescope like this one. Dobsonians are based on the ...

Shopping for a junior stargazer? We've picked out the best telescopes for kids, perfect for wowing them with February's planetary parade or next month's breathtaking lunar eclipse. If there's a ...