What Is Astronomy?


The most basic definition of astronomy is that it is the science of observing the moons, planets, stars, galaxies and all the other celestial objects which are part of the larger universe around us. Basically if you’re observing any other body outside of the Earth’s atmosphere through a telescope then you’re an astronomer of one … Read more

Sky and Telescope (updated)

Sky And Telescope

If you’re already active in astronomy then you’ll be familiar with Sky and Telescope magazine, and if you’re not already active in astronomy then you’re going to hear about Sky and Telescope not only in this article but also from pretty much every other astronomer you talk to online or offline. The magazine itself is … Read more

5 Tips for the best binoculars

Magnification And Objective Lens Size The diameter of the exit pupil can be calculated by dividing the objective lens diameter by the magnification. The better binoculars tend to have a higher objective lens diameter but it is not a definite indicator of overall quality. The exact size can be measured by dividing the objective lens … Read more