The December Conjunction

On the 8th of December provided that you are blessed with clear skies, don’t hesitate to go out and enjoy a beautiful conjunction between the Moon, Jupiter, Saturn and Venus. If you turn towards the southwest after sunset, you’ll see the three bodies beautifully aligned…

By René K

The Best Telescopes for Urban Astronomy

Urban heavily light-polluted skies are not the ideal for stargazing with a telescope. There are, however, things like the Moon, the planets and even the Sun that can be observed from a city (observing the Sun requires specially designed filters, otherwise serious injuries and permanent…

By René K

Photograph the moon on your phone or camera

(With The Guardian) When a full moon rises, many people will pull out their mobile phones to try and take an Instagram-worthy picture, but unfortunately the moon is really challenging to get a great photo of. Two reasons: it is very far away and unless…

By The Guardian

Us and the Universe

Have you ever wondered how large the universe is? If we could travel out into space, would we come to the end and be forced to turn back? Or would we simply travel on indefinitely? The truth is, no one knows for sure. We know…

By Richard J Bartlett

Dark Matter and the Totalitarian Principle

The basic problems with Dark Matter that cosmologists are trying to solve revolve around the fact that the combined gravitational forces of the all the detectable matter in the Universe are not sufficient to prevent the expansion of the Universe from accelerating to beyond the…

By Reinier Breytenbach

Planets & Kids

You probably already know there are eight planets in our solar system, but did you know that you can see five in the night sky with just your eyes? The ancient astronomers didn’t know about other worlds and thought these strange, moving stars were gods.

By Richard J Bartlett

Moon Facts for Kids

For thousands of years, people around the world have admired the beauty and the mystery of the Moon. Some things about the Moon remain unknown, but we’ve learned a lot over the centuries. Where did the Moon come from? It’s thought that both the Earth…

By Richard J Bartlett

Radioastronomy, Listening to the Stars

There are just four ways astronomers can study the Universe: by looking at physical objects (such as meteorites), elementary particles (such as cosmic rays), gravitational waves, and electromagnetic radiation (such as optical light). Optical light, the radiation we’re able to perceive with our eyes, isn’t…

By Alastair Gunn

Professional Observatories in Astronomy

One of the most rewarding aspects of astronomy is the sense of wonder and discovery you get by simply looking at the sky. This is true for both amateur and professional astronomers. But, how does observing the sky differ for professional and amateur astronomers? Most…

By Alastair Gunn

Telescope for Beginners: Visual Astronomy or Astrophotography?

So, you’ve spent a fair amount of time researching telescopes at your local astronomy shop as well as online and you’ve skimmed through all the Internet forums and websites you could find in the hope of deciding on your first telescope. You want to observe…

By René K