Category Archives: Stars

Variable Stars – Now You See Me, Now You Don’t!

Some stars that we can see in the sky, vary in brightness quite noticably over time. Their brightness may alter by several magnitudes over a period of days, weeks or months. One of the most famous variable stars is Algol, … Continue reading →

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Double Stars And More

There are many stars in the sky which look like single points of light to the unaided eye. But these special stars are in fact doubles, or even sometimes triples or more, when viewed through binoculars and telescopes.

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Star Magnitude System For Classifying The Brightness Of Stars

A system of magnitude numbers (mag for short) is used to classify the brightness of the stars we see in the sky. This magnitude system was actually first devised by Hipparchus, the Greek astronomer, a long time ago in the … Continue reading →

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