Template:Did you know nominations/Markarian 501

Markarian 501
Created/expanded by Graeme Bartlett (talk). Self nom at 10:34, 10 December 2011 (UTC)
 * ... that the galaxy Markarian 501 produces very high energy gamma rays?


 * Symbol confirmed.svg
 * Article is new
 * Article is long enough (6,000+ prose characters)
 * Article is within policy
 * Hook is referenced in the article
 * Hook format is correct. Wikiwayman (talk) 15:32, 16 December 2011 (UTC)