As with any field of scientific study, astronomy has a long list of important terminology. So we've put together this glossary where you can check you fully understand the meaning of the common terms, as well as some of the more unusual words.

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

Words beginning with 'Z' :

Zenith: the opposite of Nadir. The point which is directly above an observer on the celestial sphere.

Zodiac: a region of about 9 degrees on either side of the ecliptic where a set of constellations are situated. These are Aries, Taurus, Gemini, Cancer, Leo, Virgo, Libra, Scorpius, Ophichus, Sagitarius, Capricornus, Aquarius, Pisces.

Resources :

To support the quizzes in each section, we've put together some extra resources to provide further information: