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    61. An Overview of the Solar System
    ... by composition: . terrestrial or rocky planets : Mercury, Venus, Earth, and Mars: . ... and metal and have relatively high densities, slow rotation, solid surfaces, no rings and few satellites. jovian or gas planets ...
    [ Сохраненная копия ]  Ссылки http://www.sai.msu.su/tnp/overview.html -- 17.7 Кб -- 01.10.2012
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    62. APOD: 2014 April 19 - Earth-size Kepler-186f
    ... To be within the habitable zone , where surface temperatures allowing liquid water are possible, Kepler-186f orbits close , within 53 million kilometers (about the Mercury-Sun distance) of the M dwarf star, once every 130 days. ...
    [ Сохраненная копия ]  Ссылки http://www.sai.msu.su/apod/ap140419.html -- 5.6 Кб -- 10.04.2016
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    63. APOD: 2015 February 18 - Dark Craters and Bright Spots Revealed on Asteroid
    ... Sharper new images taken last week and released yesterday indicate, as expected, that most of the surface of dwarf planet Ceres is dark and heavily cratered like our Moon and the planet Mercury . ...
    [ Сохраненная копия ]  Ссылки http://www.sai.msu.su/apod/ap150218.html -- 5.6 Кб -- 10.04.2016
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    64. Spacecraft
    ... Luna 2 . impact on the surface of the Moon 1959 (USSR) . Luna 3 . ... took the first close-up images of the Martian surface (22 in all) as it flew by the ... revealing huge volcanoes on the Martian surface, as well as giant canyon systems ...
    [ Сохраненная копия ]  Ссылки http://www.sai.msu.su/tnp/spacecraft.html -- 36.8 Кб -- 21.12.2007
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    65. APOD: 2004 May 16 - Venus: Earth's Cloudy Twin
    ... More than 20 spacecraft have visited Venus including Venera 9 , which landed on the surface, and Magellan , which used radar to peer through the clouds and make a map of the surface . ...
    [ Сохраненная копия ]  Ссылки http://www.sai.msu.su/apod/ap040516.html -- 5.5 Кб -- 02.10.2012
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    66. APOD: August 15, 1995 - Venus: Earth's Sister Planet
    ... More than 20 spacecraft have visited Venus including Venera 9, which landed on the surface, and Magellan , which used radar to peer through the clouds and make a map of the surface. ...
    [ Сохраненная копия ]  Ссылки http://www.sai.msu.su/apod/ap950815.html -- 3.7 Кб -- 02.10.2012
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    67. APOD: September 23, 1996 - Venus: Earth's Cloudy Twin
    ... More than 20 spacecraft have visited Venus including Venera 9 , which landed on the surface, and Magellan , which used radar to peer through the clouds and make a map of the surface. ...
    [ Сохраненная копия ]  Ссылки http://www.sai.msu.su/apod/ap960923.html -- 4.9 Кб -- 02.10.2012
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    68. The Origin of the Solar System
    ... These planets and their surfaces may be heavily modified by the last, big collision they experience (e.g. the largely metal composition of Mercury or the Moon ). ...
    [ Сохраненная копия ]  Ссылки http://www.sai.msu.su/tnp/origin.html -- 6.4 Кб -- 01.10.2012
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    69. The Moon
    ... classified as a terrestrial "planet" along with Mercury , Venus , Earth and Mars ... From our perspective on the Earth's surface we see two small bulges, one in the ... comprise about 16% of the Moon's surface) are huge impact craters that were later ...
    [ Сохраненная копия ]  Ссылки http://www.sai.msu.su/tnp/luna.html -- 21.8 Кб -- 01.10.2012
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    70. APOD: 2015 March 5 - Enhanced Color Caloris
    ... Mercury's youngest large impact basin , Caloris was subsequently filled in by lavas that appear orange in the mosaic. ... Craters made after the flooding have excavated material from beneath the surface lavas. ...
    [ Сохраненная копия ]  Ссылки http://www.sai.msu.su/apod/ap150305.html -- 5.1 Кб -- 10.04.2016
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