Tagged: telescopes

March 9, 2020

Stars, Galaxies, Solar system, Planets, Moons, Asteroids, Meteors, Meteorites & Comets

Planets revolve around the Sun in fixed orbits due to the attraction force of the Sun to the planets. Mercury, Venus, Earth and Mars are called the inner planets because they are the nearest...

$Refracting telescope$

Technology

June 13, 2015

What are the advantages & disadvantages of Refracting Telescopes?

The telescope is an instrument that collects and analyzes radiation emitted by distant sources, The most common type is the optical telescope, It is a collection of lenses or mirrors that are used to...