Uchū refers to outer space, encompassing everything beyond Earth's atmosphere, including planets, stars, galaxies, and other celestial bodies.
Picture uchū as an enormous playground with countless attractions. Just like exploring different areas at a playground reveals new adventures and surprises, exploring uchū uncovers the vast wonders of the universe.
Wakusei (惑星): Wakusei means "planet" and represents celestial bodies that orbit around a star.
Ginga (銀河): Ginga translates to "galaxy" and refers to a massive system of stars, gas, dust, and other celestial objects held together by gravity.
Hoshi (星): Hoshi means "star" and signifies luminous spheres of plasma that emit light and heat.
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