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Dying giant star coughs out dust cloud as it becomes a supernova

In this artist’s rendering, an outer shell of gas and dust – which erupted from the star hundreds of years ago – obscures the supernova within.

Enormous storm cloud appears to dwarf the ocean during Sydney to Hobart yacht race

The 628-nautical-mile Australia to Tasmania race is being held this week for the 66th time. One yacht’s navigator, said the seas had been ‘violent and awful’ on Monday.

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Iceland’s Volcanic Ash Travels in Germany: Cloud Ashes From Iceland Volcano

Air travel to and from northern Europe were grounded or diverted due to volcanic ash particles of the risk of damage to aircraft engines. NASA is working with other agencies to use satellite observations to help identify and control risks caused by aviation volcanic ash. For more information about this program at NASA, visit: http://science.larc.nasa.gov/asap/research-ash. [...]

[Google Earth] Satellite images of Icelandic volcanic ash cloud

Today, the sky above my home in England, is rather empty. The air traffic authorities of the United Kingdom and those of many other countries across Europe have closed their airspace because of fears for the safety of flights due to a huge cloud of ash from the Eyjafjallajoekull volcano situated in Iceland – some [...]