SPACE - Kepler Spacecraft Finds First-Known Tilted Solar System

Observations from NASA's Kepler spacecraft have uncovered a 'tilted' solar system, a finding that gives clues as to how some planets come to orbit their stars on paths that are misaligned with the stars' equators, astronomers report today in Science . [More ...

http://www.scientificamerican.com/article.cfm?id=kepler-spacecraft-fin