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Researchers find that double star Fomalhaut is actually a triple
As seen from Earth, Fomalhaut C appears far from the big, bright star that is Fomalhaut A. The two stars are separated by roughly 11 full moon-diameters in Earth's sky.
October 3, 2013
New X-ray vision can reveal internal structure of objects
Scientists have developed a new kind of ‘X-ray vision’ that is able to peer inside an object and map the three-dimensional distribution of its nano-properties in real time.
October 3, 2013
Exoplanet weather: Hot and cloudy, or hot and clear, again
First-ever map of the distribution of clouds on an exoplanet shows what the weather would be like on a light, hot, tidally locked world.
October 3, 2013
Steam devil over Yellowstone Lake, Wyoming
Steam devils are rare, but they may form over large lakes and oceans during cold weather, if the water below is still relatively warm.
October 3, 2013
Mars orbiter first to capture Comet ISON sweeping past Mars
Mars Reconnaissance Orbiter, and Mars rovers Curiosity and Opportunity, have all tried to image Comet ISON in recent days as it swept past Mars. The orbiter's image is here.
October 2, 2013
Mars crater may actually be ancient supervolcano
New research suggests the Eden Patera basin on Mars could have been formed by an explosive volcanic eruption, not the impact of a large object.
October 2, 2013
New theory explains seeds of life in asteroids
An alternative to a long-taught - but largely discredited - theory that seeks to explain how biomolecules were once able to form inside of asteroids.
October 2, 2013
Vermont fall colors
Autumn foliage reflected in Lake Elmore, Vermont, by Manish Mamtani Photography.
October 2, 2013
Mars rover uncovers a surprisingly Earth-like rock
Analysis of a rock on Mars by the rover Curiosity suggests parts of the red planet may be more like our own than we ever knew.
October 1, 2013
