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Q&A Life on a small Neptunian/big super-Earth planet?

I want to create an alien life for a planet which is at about 6"“8 Earth masses. It has a thick atmosphere made of hydrogen, helium, methane and nitrogen. I want that life to evolve slowly and be q...

3 answers  ·  posted 9y ago by Eithne‭  ·  last activity 8y ago by Eithne‭

Question biology xenobiology