... It s been 25 years since we last visited a new world with a spacecraft for the first time (Voyager-2 s August 1989 flyby of Neptune/Triton), so we can expect the unexpected. ...
... The formation of the planets left a population of remnant worlds orbiting on the outer edges of the Solar System, in the vast spaces beyond Neptune. ...
... The slope of the red line tells us that there are ten times as many Earth/Venus-sized planets as there are Uranus/Neptune-sized planets and ten times as many Uranus/Neptune-sized planets as there are Jupiter-sized planets. ...
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Ссылки http://www.mso.anu.edu.au/~charley/papers/LineweaverChopra2012.pdf -- 1937.6 Кб -- 03.05.2012 Похожие документы
... 4.1 What Is the Distribution of Solar System Objects Beyond Neptune? ... comet-like objects orbiting the Sun in a region beyond Neptune was first proposed by Leonard (1930) following the discovery of ...
... to the Sun (Mercury, Venus, Earth, Mars, asteroids), the gas giants (Jupiter and Saturn), then the ice giants (Uranus and Neptune) and dependent pattern of small refractory rocks, then large gas giants, then smaller ice giants, was taken as the standard ...
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Ссылки http://www.mso.anu.edu.au/~charley/papers/LineweaverRobles2006.pdf -- 82.1 Кб -- 01.05.2007 Похожие документы
... but its magnetic axis is aligned with its rotational axis rather than tilted and it is further from the sun; Uranus and Neptune have highly tilted magnetic as well as rotational axes so both their stimulating and viewing geometries may be unfavorable ...