A double detached shell around a post-red supergiant: IRAS 17163-3907, the Fried Egg nebula???

Authors: E. Lagadec, A. A. Zijlstra, R. D. Oudmaijer, T. Verhoelst, N. L. J. Cox, R. Szczerba, D. Mékarnia and H. van Winckel.<br />Astronomy & Astrophysics Vol. 534 , page L10<br />Published online: 17/10/2011<br />
Keywords:
circumstellar matter ; stars: mass-loss ; supergiants ; infrared: stars.

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