Abell 70 is a slightly elongated planetary nebula located 13,500-17,500 light years away in the constellation of Aquila.
There is a galaxy named PMN J2033-0656 behind Abell 70, giving it a "diamond ring" effect.
[1] The faint OIII ring structure can be seen through a telescope.
Its position gives Abell 70 a diamond ring effect at its northern edge.
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