Scientists have measured that Jupiter releases more internal heat than it absorbs from the Sun, based on observations of its structure, rotation, and atmospheric behavior.
In this wide-angle view you can see that winter's brightest stars connect into an enormous asterism called the Winter Hexagon ...
(PhysOrg.com) -- A hot Jupiter - a type of celestial object unknown only fifteen years ago - is a Jupiter-sized exoplanet orbiting so close to its host star that its atmospheric temperature is thought ...
The gas giant will shine at its peak brilliance on Jan. 10, offering spectacular viewing opportunities all month long.