So far we've detected only huge planets in other solar systems, most orbiting very close to their suns. (discovermagazine.com)
Using data from our solar system and observations of huge planets far beyond the visual range of any telescope, astrophysicists René Heller and Ralph Pudritz have shown that some moons of those planets could be habitable. (sciencedaily.com)
Undetected huge planets may have booted many of their smaller siblings, explaining why Kepler has seen so many wonky, single - planet systems (newscientist.com)