Though still only in the prototype stage, this flat lens could one day be used on space telescopes, and perhaps even on amateur telescopes. Engineers and astronomers at the University of Utah have ...

Astronomy is one of the fastest changing sciences, and the equipment we use to explore and record the universe is advancing ...

The James Webb Space Telescope captured this stunning image of a galaxy cluster so massive that it serves a gravitational ...

Telescopes that use focusing lenses to capture solar radiation are quite literally playing with fire. So, most solar observatories have to carefully choose which light to admit. More than one of ...

This expertly curated kit features the most popular 1.25" telescope eyepieces and filters, plus a 2x Barlow lens. The sturdy, foam-lined case has room to grow your collection. 5 SUPERIOR-GRADE ...

However, lenses will likely be your most challenging ... while our final PVC telescope has a magnification of 20x, much like the telescope Galileo used to discover the four dominant moons of ...

One of the biggest limitations of Galilean telescopes, with their combination of a convex and concave lens, was their narrow field of view. Galileo used them to survey the lunar surface ...

They employed a pair of lenses—one convex fitted at the end ... Sir Isaac Newton built a reflecting telescope that used curved mirrors instead. Laurent Cassegrain improved upon Newton’s ...