... Tonight's Sky . ... Observing . ... Star Atlas . ... A highly eccentric exoplanet . Observations of an extreme-weather planet raise questions about hot Jupiters origins . ... De Wit said that alternative theories for how hot Jupiters form in which gas giants develop close to their stars or smoothly spiral inward with the help of planet-forming disks may be more likely explanations for hot Jupiter evolution. ... Only registered members of Astronomy.com are allowed to comment on this article. ...