Dobsonian

The Explore Scientific 305mm Ultra Light truss-tube Dobsonian is actually quite heavy, weighing nearly 30 kilograms. Image: Explore Scientific. The elegant simplicity of Isaac Newton’s two-mirror reflecting telescope design from 1668…

Telescopes today come in almost every shape, size and design you can imagine. From small portable refractors to huge reflecting telescopes, there is a telescope to suit almost any budget or experience level.One telescope design, in…