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.
The material is much more interesting. When I discussed a topic later in the term, I found that the students…
Laura Davidson, Teacher