Planetary nebula questionnaire

The cosmos at our fingertips.
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starsurfer
Stellar Cartographer
Posts: 5306
Joined: Thu Mar 15, 2012 7:25 pm

Planetary nebula questionnaire

Post by starsurfer » Wed Oct 17, 2018 2:29 pm

Here is an interesting planetary nebula survey that might be of interest to people.

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