M15

A starfield is shown with thin wisps of gray and red running through it. In the center is an usual ball — which is a globular cluster of stars upon closer inspection. Please see the explanation for more detailed information.
画面中呈现一片星空，其间点缀着细细的灰色和红色光丝。中心是一个奇特的球体——仔细观察会发现，它实际上是一个球状星团。有关更多详细信息，请参阅说明。