nebula
🇺🇸
/ˈnebjələ/
🇬🇧
/ˈnebjələ/
A large cloud of gas and dust in space that can be seen from Earth.
The astronomer marveled at the stunning colors of the nebula in the night sky.
天文学家は夜の空に浮かぶ星雲の鮮やかな色彩に感銘を受けた。