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.

A phenomenon that causes a reflective object, such as a planet, to appear brighter than expected when at opposition. It's named after German astronomer Hugo von Seeliger.

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