Gemini Observatory's Planet-Finding Campaign finds that, around many types of stars, distant gas-giant planets are rare and prefer to cling close to their parent stars. The impact on theories of planetary formation could be significant.
Fuente : http://www.eurekalert.org/pub_releases/2013-06/go-...
Fuente : http://www.eurekalert.org/pub_releases/2013-06/go-...