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北京大学物理学院杨军在Nature Astronomy发文报道海冰流动对太阳系外行星气候与宜居性的影响（图）
北京大学物理学院 杨军 Nature Astronomy 海冰流动 太阳系外 行星气候 宜居性 影响
2019/9/30
北京大学物理学院大气与海洋科学系杨军助理教授课题组的最新研究表明，在海冰流动的驱动下，潮汐锁相行星的开放海洋面积不断减小、冰雪覆盖区域面积不断增大，最终导致行星进入全球冰雪世界（见图1）。该工作以“Transition from Eyeball to Snowball Driven by Sea-ice Drift on Tidally Locked Terrestrial Planets”为题发...
Organizers of SABID 2017 workshop solicit high-quality original research papers in the closely related areas of solar and stellar astronomy big data. Innovative data mining techniques in these fields ...
The observation of the Sun with a pinhole in order to check the first and the second Kepler's law has been realized for high school students. The settling of the experiment in order to minimize the er...
Research Facilities for Solar Astronomy at ARIES
Sun telescope coelostat solar activity CCD V++
2010/9/16
The solar observational facilities at ARIES (erstwhile U.P. State Observatory, UPSO), Nainital, began in the sixties with the acquisition of two moderate sized (25 cm, f/66 off-axis Skew Cassegrain an...
Research Facilities for Solar Astronomy at ARIES
Sun:telescope coelostat solar activity CCD V++
2009/5/7
The solar observational facilities at ARIES (erstwhile U.P. State Observatory, UPSO), Nainital, began in the sixties with the acquisition of two moderate sized (25 cm, f/66 off-axis Skew Cassegrain an...
University of Washington Astronomy Department is a moderate-sized unit with outstanding strengths in many key areas, including the origin of the Solar System, the search for cosmic life, stellar evolu...