太たい陽よう嵐あらし

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Meanings

1

noun

solar storm

astronomy

Astronomical term for a disturbance on the Sun, such as a solar flare or coronal mass ejection, that can affect space weather.

太plump, thick, big around

陽sunshine, yang principle, positive

嵐storm, tempest

太たい陽よう風ふう
Solar wind, a continuous stream of charged particles from the Sun, while 太陽嵐 refers to more intense, episodic disturbances.
磁じ気き嵐あらし
Geomagnetic storm, the disturbance in Earth's magnetosphere caused by solar activity; 太陽嵐 is the solar cause, 磁気嵐 is the terrestrial effect.

Compound of 太陽 (taiyō, 'sun') and 嵐 (arashi, 'storm'), directly calquing the English term 'solar storm'.