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

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

Here's how an innovative flat lens could solve these problems for satellites and space-based telescopes. Understanding ...

Optical instruments are how we see the world, from corrective eyewear to medical endoscopes to cell phone cameras to orbiting telescopes. Prior knowledge needed: Undergraduate level physics, ...

Optical instruments are how we see the world, from corrective eyewear to medical endoscopes to cell phone cameras to orbiting telescopes. This course extends what you have learned about first-order, ...

The world's largest telescope is almost as big as your house—and it’s unlocking the universe’s biggest mysteries.

What's on and in a star? What happens in an active galactic nucleus? Answering those questions is the goal of a proposed ...

The Apollo program is a constant reminder that we just don’t need so much to get the job done. Sure it’s easier with today’s tools, but hard work can do it too. [Bill Hammack] elaborates on ...

A major milestone with the Vera C. Rubin Observatory has been reached with the installation of the telescope's enormous eye — ...

Whether you are simulating a lens, an optical communications system or a car headlamp, optical software can help you reach the optimum design. Neil Savage takes a look at some of the latest ...

The first data generated by the European Space Agency’s Euclid telescope, released this week, offers an opportunity to ...

An affordable telescope that can easily take images of the moon and sunspots on the sun thanks to a planetary camera will please some, but a flimsy build quality and a lack of optical prowess ...