By now it’s already 5 weeks ago that the Total Solar Eclipse took place in the US which millions of people looked forward to for a long time. Now I’m finally finished with processing most of the data of the eclipse and I want to share the results here. About 1,5 years ago we decided …
Tonight I didn’t feel like putting up my whole setup. So I decided to put our schooldobson to the test. There would be a nice ISS passage almost straight over so I wanted to see if I could see it. It’s terrible to try to catch the ISS as it’s moving very fast, but after …
My Dutch textbook ‘Algemene Inleiding in de astronomie’ has become available online on the site of the Dutch Research school for Astronomy (NOVA). This book can be downloaded here and also from this website. The book can be ordered in full color printed form for € 29,95 via Lulu… This book is now only available …