How to find a Supernovae?
A supernovae is a violent explosion of a massive star on a remote galaxy. This article shows how can we detect that events.
What can I see with a telescope?
This article describes what you can see (and what you can’t) with an amateur telescope
Past and present
Astrophotography has changed a lot on the last twenty five years. We passed from the lazy film to the modern electronics sensors. The means to scrutinize the sky are now impressive.