Astronomy for Beginners
New to astronomy? Not sure how to get started in stargazing or which telescope to buy?
Here’s where you’ll find observing guides, how-to articles and great astronomy hints and tips. Don’t forget to check out our comprehensive astronomy dictionary.
General Guides
'How To' Guides
Astronomy Dictionary
Tube rings
Rings that attach to a telescope’s mounting plate (see dovetail plate) and hold the tube assembly in place.
Active galactic nucleus
The centre of a galaxy, which emits large amounts of energy as electromagnetic radiation. Such objects are thought to be powered by matter falling on to a supermassive black hole.
Moonlet
A satellite of a small celestial object, such as a dwarf planet or an asteroid.
