Add Yahoo as a preferred source to see more of our stories on Google. Telescope against a starry night Telescopes gather and focus light using precisely-shaped mirrors and lenses (or a combination of ...

Optical aberration theory remains a fundamental component in the design and operation of space telescopes. With increasingly ambitious astronomical missions and the demand for high-resolution imaging, ...

To capture higher-definition and sharper images of cosmological objects, astronomers sometimes combine the data collected by several telescopes. This approach, known as long-baseline interferometry, ...

Astronomers have used two Australian radio telescopes and several optical telescopes to study complex mechanisms that are fuelling jets of material blasting away from a black hole 55 million times ...

If you own a DSLR camera, you can simply buy more lenses as your needs dictate, instead of having to buy a whole new camera each time. The Sevunscope is intended to bring that same sort of ...

China plans to build a general-purpose optical telescope with the greatest aperture in Asia as soon as possible between 2024 and 2030 to compete with other nations' optical astronomical telescopes.