Astronomy

Learn the basics of astronomy with historical background and an introduction to the basic astronomy concepts, details about planets, satellites, asteroids, comets and meteors. Also learn the history of Astronomy from its origins in the religious, mythological, and astrological practices of prehistory through to modern astronomy.

 

Buying Your First Telescope
9th November 2013Astronomy
Buying your first telescope can be a daunting task. We show you what you should look for and how to quickly get up and running.
Why do Stars Twinkle?
27th October 2013Astronomy
I am often asked Why do Stars Twinkle? So I thought I'd answer the question with an article, and also mix in a few tips for astronomers looking to eliminate star twinkling.
What is the Milky Way?
19th September 2013Astronomy
Stars surround Earth whichever way we look out. These stars all belong to one galaxy, our galaxy, the Milky Way.
Light Pollution
3rd May 2013Astronomy
Light pollution is defined as any source of artificial light that shines outside the area it is intended to illuminate. It has become a growing problem for the past couple of decades and is a particular problem for astronomers as they are quite literally blinded by the light.
What are the Symbols used to Represent the Planets?
20th April 2013Astronomy
When astronomy was closely linked to astrology, astronomical symbols were used to represent various celestial objects, theoretical constructs and observational events in astronomy.
Could Spinning Spacecraft Provide Artificial Gravity?
20th April 2013Astronomy
Spinning space stations are a staple of Sci-Fi, from Babylon 5 to Space Station 1 in the film 2001: A Space Odyssey. Inhabitants live in simulated artificial gravity, but it is not the same as that experienced on Earth. Can spinning spacecraft provide artificial gravity?
The Messier Catalogue
28th March 2013Astronomy
The Messier Objects are a set of astronomical objects catalogued by Charles Messier in his catalogue of Nebulae and Star Clusters first published in 1774. The original motivation behind the catalogue was that Messier was a comet hunter, and was frustrated by objects which resembled but were not comets. He, therefore, compiled a list of these objects.
The Caldwell Catalogue
28th March 2013Astronomy
Sir Patrick Caldwell-Moore has made a catalogue of beautiful and interesting objects you should observe, whereas Charles Messier made a catalogue of faint fuzzy objects to be avoided when searching for comets.