Astronomy For You

Jupiter is the largest planet in the solar system, a gas giant of Hydrogen and Helium with some Ammonia in the upper beautiful clouds laye...

How to remove or at least reduce light pollution is a frequently asked question. The "Blur and Subtract" technique is a process ...

Hello all and welcome to a new CoS. Something always happen in space and here you will find what happened in the last week. We will star...

Mercury Transit is a rare occasion on which Mercury pass in front of the sun, a tiny tiny "eclipse". My setup was like this. I ...