Rayleigh Scattering
Rayleigh scattering is the name given to the effect where the path of light is changed. Sunshine ‘white light’ containing all the colours we can see (and lots of things …
Conjunction
A conjunction is when two things appear close together in the sky as seen from Earth. The planets, the Moon and the Sun seem to wander around compared to the …
About our Glossary
We are working on building a glossary of astronomy terms to help explain all things astronomical. It will take a long time to build up this glossary, if there is …