There could be ecosystems like this deep underground on Mars, Europa, Ganymede, ...

api on March 7, 2021 | parent | context | favorite | on: The bizarre beasts living in Romania's poison cave...

There could be ecosystems like this deep underground on Mars, Europa, Ganymede, Titan, Ceres, or many other places in the solar system. I would not be at all surprised if we find such a place by the end of the 21st century. I hope to live to see it.