A nearby planetary nebula shines like a huge golden eye in a new photo snapped by a telescope in Chile. The image shows the Helix Nebula, which lies about 700 light-years from Earth in the ...
The Helix Nebula (NGC 7293/Caldwell 63) is a planetary nebula located approximately 655 light-years distant in the constellation Aquarius, first documented by Karl Ludwig Harding in 1827. Despite an ...
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