Shop at Amazon US


If you like the website and want to contribute to the running costs then please do so below. All contributions are most welcome.

PayPal - The safer, easier way to pay online.

An instrument that combines light from two or more telescopes to achieve a greater resolving power. The process of combining the light is known as interferometry. The twin Keck telescopes on Mauna Kea, Hawaii, work together as an interferometer.

W. M. Keck Observatory (credit:- T. Wynne / JPL)

Glossary A B C D E F G H I J K L M N O P Q R S T U V W X Y Z