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Keywords from Image Description:
alnitak region alnitakregion zeta orionis. barnard zetaorionisbarnard flame nebula flamenebula horsehead nebula horseheadnebula Alnitak region extended field Credit Giuseppe Donatiello Marco Favro Rolando Ligustri Andrea Pistocchini Tim Stone Adriano Valvasori Alnitak region extended field Credit Giuseppe Donatiello Marco Favro