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Gas promises bumper black hole weigh-in
A new way of measuring the mass of supermassive black holes could revolutionise our understanding of how they form and help to shape galaxies.
The technique, developed by a team including Oxfo ... more
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Mercury's crust likely made of magnesium-rich basalt
With both x-ray and gamma-ray spectrometers, the MErcury Surface, Space ENvironment, GEochemistry and Ranging probe (MESSENGER), which entered orbit around Mercury in 2011, is well equipped for carr ... more
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New method of measuring the mass of supermassive black holes
In a letter to Nature, an international team of astronomers, including Marc Sarzi from the University of Hertfordshire, report the exciting discovery of a new way to measure the mass of supermassive ... more
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NASA's SDO Provides First Sightings of How a CME Forms
On July 18, 2012, a fairly small explosion of light burst off the lower right limb of the sun. Such flares often come with an associated eruption of solar material, known as a coronal mass ejection ... more
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