搜索结果: 1-15 共查到“太阳与太阳系 sun”相关记录33条 . 查询时间(0.067 秒)
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Touching the sun(图)
太阳 天体物理学 帕克太阳探测器
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2023/6/21
One of Life’s Building Blocks Found around Infant Sun-like Stars
Life’s Building Blocks Infant Sun-like Stars
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2017/7/21
Our solar system is teeming with simple carbon-based molecules, the basic building blocks of life. If the conditions are right, these simple molecules can go on to form more complex, biologically inte...
Planetary waves,first found on Earth,are discovered on sun
Planetary waves Earth sun
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2017/3/30
The same kind of large-scale planetary waves that meander through the atmosphere high above Earth's surface may also exist on the Sun, according to a new study led by a scientist at the National Cente...
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Spotlighting the sun(图)
sun Spotlighting
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2014/12/1
Astronomers with the National Science Foundation (NSF)-funded National Optical Astronomy Observatory (NOAO) captured pictures not only of Thursday's partial solar eclipse, but also of the "monster" si...
Spotlighting the sun
Spotlighting the sun astronomy A partial solar eclipse
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2014/10/30
Astronomers with the National Science Foundation (NSF)-funded National Optical Astronomy Observatory (NOAO) captured pictures not only of Thursday's partial solar eclipse, but also of the "monster" si...
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Detecting neutrinos, physicists look into the heart of the sun(图)
physicists sun neutrinos
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2014/9/1
AMHERST, Mass. – Using one of the most sensitive neutrino detectors on the planet, an international team of physicists including Andrea Pocar, Laura Cadonati and doctoral student Keith Otis at the Uni...
Constraints on dark matter models from a Fermi LAT search for high-energy cosmic-ray electrons from the Sun
Cosmic Rays Electrons Fermi Sun
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2011/10/13
During its first year of data taking, the Large Area Telescope (LAT) onboard the Fermi Gamma-Ray Space Telescope has collected a large sample of high-energy cosmic-ray electrons and positrons (CREs). ...
Enhanced Sensitivity to Dark Matter Self-annihilations in the Sun using Neutrino Spectral Information
Dark Matter, Solar WIMPs, WIMP-nucleon scattering cross section, Neutrino Astronomy
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2011/10/10
Self-annihilating dark matter gravitationally captured by the Sun could yield observable neutrino signals at current and next generation neutrino detectors. By exploiting such signals, neutrino detect...
Mass Loss, Destruction and Detection of Sun-grazing and -impacting Cometary Nuclei
comet sun impact sun-grazing radiation collisions
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2011/9/30
Incoming sun-grazing comets almost never re-emerge, but no final destruction event has ever been observed, nor sun-impactor destruction theory developed. We seek analytic models of comet nucleus destr...
Measuring the Earth-Sun distance during a lunar eclipse
Measuring Earth-Sun distance lunar eclipse
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2011/9/28
The classical method for measure the Earth-Sun distance is due to Aristarchus and it is based upon the measure of the angle Moon-Earth-Sun when the Moon is exactly in quadrature. Such an angle is only...
Physics of the Sun’s Hot Atmosphere
Solar atmosphere X-ray EUV emission coronal heating solar wind
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2010/9/16
This article briefly overviews the physics of the Sun’s hot atmosphere,using observations from recent solar spacecrafts: Yohkoh, SOHO,TRACE and RHESSI.
Why Study the Sun?
Sun—flares—prominences—coronal mass ejection—coronal holes—helioseismology
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2010/9/16
In this presentation we briefly describe the Sun through large number of illustrations and pictures of the Sun taken from early times to the present day space missions. The importance of the study of ...
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Searching the Sun for dark matter(图)
the Sun dark matter
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2010/9/21
Physicists have so far failed to find direct evidence for the existence of dark matter – the non-luminous substance believed to make up some 23% of the mass-energy content of the universe – at least t...
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'Self-repairing' photovoltaics not damaged by the Sun(图)
'Self-repairing' photovoltaics the Sun
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2010/9/21
Researchers at the Massachusetts Institute of Technology have fabricated the first synthetic photovoltaic cell capable of repairing itself. The cell mimics the self-repair system naturally found in pl...
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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...