Russia

Space

Pluto vs. Earth

Pluto is a dwarf planet beyond the orbit of Neptune. It was discovered in 1930, the first space object in the Kuiper belt. It was instantly called the 9th planet of the Solar system. Later, five moons were discovered orbiting Pluto. Then Pluto’s planetary status was doubted when it was found to be much smaller than expected. As a result, in 2006, the International Astronomical Union formally reconsidered the term planet to exclude dwarf planets such as Pluto.

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PopulationSatellite Maps

China Meets Russia

The Russian-China boundary consists of 2 non-contiguous segments. The eastern, more extended border part is about 4,194 kilometers (2,607 mi) in length. The western border part is much shorter (less than 100 kilometers or 62 miles). Because of differences in population density, the border between the two countries is often visible from space.

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