钱德拉X射线天文台

A multi-colored nebula is shown that is the expanding remnant of an exploded star. The central white and purple colors show X-ray light, while the outer red and blue colors show visible light. Please see the explanation for more detailed information.
图中显示了一个多色星云，它是一颗爆炸恒星的膨胀残骸。中心的白色和紫色表示X射线，而外部的红色和蓝色表示可见光。有关更多详细信息，请参阅说明。