mrt 152013
 
Super-Sized Twin of our Solar System Contains Also Water

  Glimpses of a giant alien planet may help to answer questions about its origins and those of our own Solar System.   A team of astronomers, including Quinn Konopacky of the University of Toronto’s Dunlap Institute for Astronomy & Astrophysics, have made the most detailed examination yet of the atmosphere of a Jupiter-like planet [continue reading]

apr 102012
 
When Stellar Metallicity Sparks Planet Formation

New research predicts the criteria needed for Earth-like planets to form around a star that have one-tenth the metallicity of our Sun. If researchers find small, rocky planets orbiting stars with lower metallicity, it may challenge the presently accepted “core accretion” model of planetary formation. Artist’s concept showing a young Sun-like star surrounded by a [continue reading]