A team of astronomers has made the most detailed examination yet of the atmosphere of a Jupiter-size extrasolar planet. Artist’s rendering of the planetary system HR 8799 at an early stage in its evolution, showing the planet HR 8799c, a disk of gas and dust, and interior planets (Dunlap Institute for Astronomy & Astrophysics / Mediafarm) This exoplanet, named HR 8799c, orbits a star known as HR 8799. According to the study published online...
