lunes, 14 de febrero de 2011

Newly Discovered: "Planet-Eating" Stars * Ice-Age Trees Predicting Climate Change & 3 new articles


On Friday, a meter-sized asteroid called 2011 CQ1 was observed streaking only 5480 kilometres above the Earth's surface -the closest near miss on record, beating the previous record holder, a rock that buzzed Earth in 2004 called 2004 FU162, by...
A group of nine unusual stars spotted by the Hubble Space Telescope in a young cluster above called NGC 3603 that are too cool to be ordinary stars, with analysis of their infrared light emissions indicating surface temperatures between 1700...
"The geological history of Venus has long been a mystery," said Sue Smrekar, a scientist at NASA's Jet Propulsion Laboratory in Pasadena, Calif. "Previous spacecraft gave us hints of volcanic activity, but we didn't know how long ago that occurred....
The raging turmoil inside Jupiter’s missing – and slowly re-emerging – South Equatorial Belt can now be seen in unprecedented detail by the Keck II telescope’s Adaptive Optics system and its unique near-infrared camera. The heat from Jupiter's interior shines...
"While it will be fascinating to find out more about the earth 30,000 years ago perhaps more importantly we will have a better appreciation of the challenges of future climate change." Chris Turney of the University of Exeter A team...


Provided by The Daily Galaxy