http://www.space.com/28807-jupiter-moon-ganymede-salty-ocean.html
Ganymede, Jupiter’s largest moon, has a vast underground ocean of salty water, NASA scientists announced Thursday (March 12). The ocean on Ganymede was discovered with the Hubble Space Telescope.
We purchased the soldering kit after our son did the Mirobot workshops at school. He loved the idea of soldering…
Helen, Parent