The Sun; the star seen in the daytime sky that provides light and heat to Earth.
朝、太陽が昇ると気持ちが明るくなる。
When the sun rises in the morning, it lifts my spirits.
太陽の光を浴びて植物が育つ。
Plants grow by being exposed to sunlight.
太陽系には地球のほかにも惑星がある。
Besides Earth, there are other planets in the solar system.