Article in Ciel et Espace June 2013 about M57 and its expansion
The cover of the Zenit of March 2013
Image in Sky at Night Magazine March 2013
Night of the night 27 October 2012
North America Nebula in sky at night magazine November 2012
Solar image in Sky at Night Magazine October 2012
Article NRC (Dutch Newspaper) 28/08/2012
Article Exposition AD/Dordtenaar 27/08/2012
Image on sky & telescope website
Prominence 30-06-2012
Hotshot of the Month – BBC Sky at night July 2012
M106 Hubble with ground based color layer
Wizard Nebula in Sky at night magazine
Artikel Dordtenaar (Dutch)
Moon mosaic 18 Mp – 107 images – 03-03-2012
