Astronomy is an infinitely captivating subject and the oldest of the natural sciences. It is one of the few areas of science that amateurs can assist professionals and directly contribute to science. Astronomy is the scientific study of the contents of entire Universe, stars, planets, comets, asteroids, galaxies, and space and time, as well as its history.
If you’re starting out in Astronomy and looking at the sky at night, the contents of this site will guide you through what you can see at night as well as equipment advice, observation tips and tutorials. The astronomy articles cover the types of objects you can see and illustrate some basic astronomy concepts which are important to learn. You can also find several astronomy DIY projects which you can build yourself.
Galaxy mergers occur when two or more galaxies collide. They are the most violent type of galaxy interaction. The gravitational interactions between galaxies and the friction between the gas and dust have major effects on the galaxies involved.Learn Astronomy
The pyramids have exerted a powerful spell on the western world. Where once they were thought to be giant granaries, astronomy has revealed their true purpose.History
Imagine a star so big that if it replaced the Sun, it could engulf the Solar System as far out as the orbit of Saturn. Or one that produces as much energy in one second as our Sun does in a hundred days. These are hypergiant stars.Solar Physics
Since radio telescopes were developed, significant discoveries have been made. Here we list 5 amazing radio telescope discoveries.Learn Astronomy
Ever since Tycho Brahe died suddenly more than 400 years ago, there has been a mystery about whether the Dane whose observations laid the groundwork for modern astronomy fell victim to natural causes or was murdered.History
In a world where each city had its own calendar, the Greeks looked to the stars to ensure they did not miss Apollo's birthday, an important festival.History
The Greek astronomer Hipparchus discovered precession, the slow movement of the heavens, by studying Egyptian astronomical records thousands of years ago.History