Bloody sky

Not so long time ago I presented Crescent Nebula in hydrogen alpha emission line. The picture was black and white, but in fact the color that corresponds to hydrogen alpha line (656nm) is deep red. S... Read More

Wood solid

  Setting up the components to start the night session took me about half an hour every night. That’s why eventually I decided to build up a pier at my backyard. It is fnished with wood pan... Read More