2015年10月22日木曜日

8 Address of the Earth in the Universe【What is the Universe?】Dialogue with the Universe

8 Address of the Earth in the Universe【What is the Universe?】Dialogue with the Universe

Somewhere in the parallel universe
並行宇宙
矢印
19 並行宇宙
矢印
Address of the Earth in the universe:the "local group of supercluster, Virgo galaxies, local galaxies (Milky Way), Orion Arm, Solar system, third planets."
The universe with Milky Way
宇宙
※ Radius of the observable universe is about 45 billion light-years. ( The theoretical value calculated from redshift.)
Space beyond that area, does not know whether infinite or finite.
※ The number of galaxies is about one trillion.
※ The end of the universe is moving away from Earth at a rate of about 3.5 times the speed of light. (Which appears to be viewed from any galaxy, other galaxies are uniformly distributed, as moving away at a speed proportional to the distance)
矢印
Milky Way galaxy
銀河系
矢印
The Disk of the Milky Way
※ The shape of the Milky Way galaxy is the disk about 100,000 light-years in diameter, and 15000 light-years in thickness.
※ In the Milky Way galaxy, there are about 200 billion~400 billion stars.
銀河系(ディスク)
矢印
The solar system
太陽系
※ The most inner orbital is the orbit of Mars.
※ Reference:Wikipedia “Solar System”

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