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An asteroid pile-up in the orbit of Mars
The orbit of the planet Mars is host to the remains of an ancient collision that created many of its Trojan asteroids, a new study has concluded.
October 7, 2013
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
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
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
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
As Comet ISON sweeps past Mars October 1, most observations will happen
NASA and ESA announced earlier they were readying a flotilla of spacecraft to record the comet's passage near Mars. How much will the U.S. government shutdown interfere? Not much, it seems.
October 1, 2013
Do black holes have hair?
Black holes may be less simple and "clean" than how the most authoritative theoretical model describes them.
September 30, 2013
Cassini spacecraft finds plastic in space
NASA's Cassini spacecraft has detected propylene, a chemical used to make food-storage containers, car bumpers and other consumer products, on Saturn's moon Titan.
September 30, 2013
