As the hot central core of the star is exposed, its radiation ionizes the ejected gas, causing it to glow in vibrant green (emitted by ionized oxygen) and red (ionized hydrogen).

• 当恒星中央高热的核心裸露出来时，其辐射会游离喷出的气体，发出绚丽夺目的鲜明绿光（游离氧激发）与红光（游离氢）。