Extremely intense radiation from newly born, ultra-bright stars has blown a glowing spherical bubble in the nebula N83B, also known as NGC 1748.

• 一颗极端明亮的恒星在N83B（也就是我们平时所说的NGC 1748）中凭借它特别剧烈的辐射，“吹”出了一个球形的大泡。