
1) Type of planet
Found on
https://www.crosswordclues.com/clue/super-earth

A super-Earth is an extrasolar planet with a mass higher than Earth`s, but substantially below the mass of the Solar System`s smaller gas giants Uranus and Neptune, which are 15 and 17 Earth masses respectively. The term super-Earth refers only to the mass of the planet, and does not imply anything about the surface conditions or habitability. T.....
Found on
http://en.wikipedia.org/wiki/Super-Earth
No exact match found.