List of Stars in Constellations

There are literally millions of stars in the night sky and the night sky is divided up into lots of constellations. But, to the naked eye there are only about…

ED Glass and Telescopes

It is an amazing glass that greatly diminishes chromatic aberration significantly - but it is expensive The biggest problem with refractor telescopes is chromatic aberration. That is the property of…

Detailed Comparison: 6-inch vs 8-inch Telescope

A Detailed Insight Into the 8-Inch and 6-Inch Telescopes Like binoculars and the corrective lens, telescopes let us see things using our eyes. For practical usage of telescopes, it is…

Telescope Mirrors

This article will take a look at telescope mirrors. Show you how they work and explain all about them. A telescope mirror is not the same as a regular mirror.…

New Discoveries on the Origins of the Telescope

The origins of who invented the telescope may be lost to time but conventional wisdom, with supporting records, generally lends credence to the first telescope maker as being a Dutch…

About Galileo and His Telescope

How Galileo’s Telescope Created the Modern Science of Astronomy Galileo challenged conventional views of the universe by observing by observing objects in the sky then applying the laws of mathematics…

The Main Five Types of Telescopes

There are different types of telescopes available on the market depending on different features.  Here we will discuss the tube assembly and light path of five types of telescopes. Fig…

Ancient Chinese Astronomy

China is well-known for its contribution in all fields from ancient times. In fact, we get some of the brilliant records in the history of ancient Chinese astronomy also. Chinese…

How to use a barlow lens

What Is A Barlow Lens? A Barlow lens is an excellent addition for anyone who wants a lens collection. You and other people may ask, "What is a Barlow lens,…

What is a finderscope?

What is a Finder Scope and how do you use it A finder scope is a small, low-power telescope used to help locate objects in the night sky. Finder scopes…

The Resolving Power of Telescopes

Resolving power of a telescope refers to the ability of a telescope to detect the small details. This article will explain this term so that you can grasp it easily…

An explanation of Refractors and Reflectors

Refractor or Reflector telescope what's the difference Refractor telescope and reflector telescope are both types of telescopes that have a primary mirror to refract light from its point of entry…