White Dwarf GMAT

We also describe the basic principle of white dwarf cosmochronology and its application in defining the age of the Galactic disk, globular clusters, open clusters and Galactic halo.

介绍了白矮星宇宙纪年学研究的基本原在银盘、球状星团、疏散星团以银晕年龄确定方面的应用状。

If the incoming projectile were a white dwarf—a superdense star that packs the mass of the sun into a body a hundredth the size—the residents of Earth would be treated to quite a fireworks show.

如果接近的天体是一颗白矮星（whitedwarfstar，一种超密恒星，质量约等阳，但体积却不到阳的百万分之一），那麽地球上的居民将可以看到一场壮丽的烟火秀。