Postcard from the Universe – Complex AR1968 Sunspot complex AR1968 on 5 Feb 2014 Related Posts Postcard from the Universe - AR1967 Postcard from the Universe - Sunspots Sunspot Complex AR1967 Sunspots - Take 2 Share this:TweetWhatsAppEmail Author: Andrew An electrical engineer, amateur astronomer, and diver, living and working on the island of Hawaiʻi. View all posts by Andrew