Just how powerful is the world's most powerful telescope? Let's start with the human eye. The human eye has an angular resolution of about 1 arcminute. That's pretty impressive. Take a circle ...

How can you fairly compare one telescope to another? It's all in the (angular) resolution. The entire point of introducing telescopes into astronomy is to make distant things more visible.

How can you fairly compare one telescope to another? It's all in the (angular) resolution. The entire point of introducing telescopes into astronomy is to make distant things more visible. And to do ...

Explore how interferometry is revolutionizing space-based telescopes, enabling ultra-high resolution imaging for studying ...

It boasts a 0.7m aperture, and at f/6.5, has a comparatively wide field of view, after visual optics, of about 0.5 degrees, which matches the apparent angular diameter of the Full Moon. The telescope ...