Home Articles Guide to Observing Tour of the Constellations Book Reviews

Articles

Universal Time

Are you confused by GMT and UTC? You're not sure whether to add or substract hours and what about daylight saving time? This article will explain why this is all necessary and how to deal with time zones.

Why Is The Sky Blue?

Many children ask why is the sky blue but this article will give you the answer to a question which seems childlike but is not so simple.

How Far Away?

How far away can we see with the naked eye? How far away is the Moon, the Sun, the stars? and finally how much is "billions and billions?"

Why Do The Planets Line Up With Each Other?

Where can I see the planets? Do they just happen to line up with each other? and what is the Zodiac?

How Do Stars Die?

What happens at the end of a planet's life? What are we really made of? What is a black hole?

How Far Away Are the Stars?

How far away are the stars and how do we measure such great distances without a very long tape measure?

All about Occulations

Learn about what occultations are and how you can observe them.