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View Full Version : The outer shells of M 2-55 and Abel 2



wvreeven
March 13th, 2020, 12:06 PM
New deep imaging of M 2-55 and Abel 2 have revealed faint outer structure in these planetairy nebulae. Especially M 2-55 appears to have an outer arc that may be visible with really large telescopes. For more info, see

https://arxiv.org/pdf/2003.05616.pdf


Wouter