搜索结果: 16-30 共查到“国际动态 理学 Sun”相关记录30条 . 查询时间(0.016 秒)
The Sun's magnetic field warps its environment（图）
The Sun's magnetic field environment astronauts
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2010/9/21
The Sun's extended magnetic field provides a vital shield for astronauts; without it they would be left exposed to potentially deadly cosmic rays entering in from outside the solar system. Now, a grou...
The first high-resolution images of the Sun have been returned from NASA's Solar Dynamics Observatory (SDO), which was launched in February. The $850m mission will investigate the causes of solar vari...
Oldest Measurement of Earth's Magnetic Field Reveals Battle Between Sun and Earth for Our Atmosphere（图）
Sun and Earth Our Atmosphere Earth's Magnetic Field
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2010/3/23
Scientists at the University of Rochester have discovered that the Earth's magnetic field 3.5 billion years ago was only half as strong as it is today, and that this weakness, coupled with a strong wi...
After more than five decades of research, a major milestone toward the harnessing of fusion power is expected within the next year or two. This milestone, known as “fusion ignition,” should take place...
Sun's appetite for dark matter may affect Earth's orbit（图）
Sun's appetite dark matter Earth's orbit
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2010/1/26
Calculations made by a physicist in Italy suggest that the Sun is sucking up significant quantities of dark matter and this is causing observable changes to Earth's orbit. This latest research predict...
Soot Adds to Melting of Earth's ‘Third Pole’--Himalayan Glaciers Absorbing More Sun（图）
Soot Earth's ‘Third Pole’ Himalayan Glaciers Sun
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2009/12/21
Black soot deposited on Tibetan glaciers has contributed significantly to the retreat of the world's largest non-polar ice masses, according to new research by American and Chinese scientists.Soot abs...
The Sun could be heading into period of extended calm（图）
the sun magnetic activity solar flares
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2009/9/28
Researchers in the US may have discovered further evidence that the Sun is heading towards an extended period of quiet activity, the like of which has not been seen since the 17th century. The impact ...
The unusually long quiet period of the Sun’s present activity may be due to the motion of “sluggish” jet streams beneath the solar surface, according to scientists at the National Solar Observatory (N...
Magnetic Field Uses Sound Waves to Ignite Sun’s Ring of Fire（图）
Sound waves solar eclipse
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2007/5/31
May 29, 2007，Sound waves escaping the sun’s interior create fountains of hot gas that shape and power a thin region of the sun’s atmosphere which appears as a ruby red "ring of fire" around the moon d...
Astrophysicists find fractal image of Sun?Storm Season? imprinted on Solar Wind
Storm Season Solar Wind solar system
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2007/5/30
26 May 2007，Plasma astrophysicists at the University of Warwick have found that key information about the Sun’s ’storm season’ is being broadcast across the solar system in a fractal snapshot imprinte...
The mathematics of the sun（图）
mathematics sun magnetic fields
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2007/5/30
21 May 2007，The team of researchers at the University of St Andrews have created a model - the first of its kind - which investigates the rising motion of magnetic fields, from inside the sun to its o...
May 8, 2007，Gerardo Jose la O’ left his hometown of Bacolod City in the Philippines almost 10 years ago to attend Berkeley and then graduate school at MIT. Visits home consisted of eating fresh seafoo...
23 April 2007，Professor Robert (Erdelyi) von Fay-Siebenburgen and Dr Youra Taroyan, of the Solar Physics and Space Plasma Research Centre (SP2RC) at the University of Sheffield, combined observ...
The Birth of the Sun（图）
embryo solar system
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2007/3/6
Feb 25, 2007，Astronomers have gazed at the embryo of an infant star that may one day develop into a virtual twin of our own Sun. The finding may be a rare opportunity to understand how the early Sun d...
Mercury to Transit the Sun（图）
Mercury sun Earth
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2006/11/9
On Nov. 8, 2006, Mercury will pass directly between the sun and the Earth, a transit that will cause the tiny, innermost planet to appear as a small black shadow moving across the bright solar disk.