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.

介绍了白矮宇宙纪年学研究的基本原理及其在银盘、球团、疏散团以及银晕年龄确定方面的应。

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（whitedwarfstar，一种超密恒，质量约等同于，其体积却不到的百万分之一），那麽地球上的居民将可以看到一场壮丽的烟火秀。

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.

介绍了白矮宇宙纪年学研究的基本原理及其在银盘、球状团、疏散团以及银晕年龄确定方面的应用现状。

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（whitedwarfstar，一种超密恒，质量约等同于太阳，但其体积却不到太阳的百万分之一），那麽地球上的居民将可以看到一场壮丽的烟火秀。

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.

介绍了白矮宇宙纪年学研究的基本原理银盘、球状团、疏散团银晕年龄确定方面的应用现状。

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（whitedwarfstar，一种超密恒，质量约等同于太阳，但体积却不到太阳的百万分之一），那麽地球上的居民看到一场壮丽的烟火秀。

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.

介绍了白矮宇宙纪年学研究的基本原理及其在银盘、球状、以及银晕年龄确定方面的应用现状。

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（whitedwarfstar，一种超密恒，质量约等同于太阳，但其体积却不到太阳的百万分之一），球上的居民将可以看到一场壮丽的烟火秀。

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.

介绍了白矮宇宙纪年学研究的基本原在银盘、球状团、疏散团银晕年龄确定方面的应用现状。

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（whitedwarfstar，一种超密恒，质量约等同于太阳，但体积却不到太阳的百万分之一），那麽地球上的居民将到一场壮丽的烟火秀。

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.

了白矮宇宙纪年学研究的基本原理及其在银盘、球状团、疏散团以及银晕年龄确定方面的应用现状。

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（whitedwarfstar，一种超密恒，质量约等同于太阳，但其体积却不到太阳的百万之一），那麽地球上的居民将可以看到一场壮丽的烟火秀。

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.

介绍了白矮宇宙纪年学研究基本原理其在盘、球状团、疏散团以年龄确定方面应用现状。

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.

如果接近天体是一颗白矮（whitedwarfstar，一种超密恒，质量约等同于太阳，但其体积却不到太阳分之一），那麽地球上居民将可以看到一场壮丽烟火秀。

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.

介绍了白矮宇宙纪年学研究基本原理及其在、状团、疏散团以及晕年龄确定方面应用现状。

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.

如果接近天体是一颗白矮（whitedwarfstar，一种超密恒，质量约等同于太阳，但其体积却不到太阳百万分之一），那麽地上将可以看到一场壮丽烟火秀。

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.

介绍了白矮年学研究的基本原理及其在银盘、球状团、疏散团以及银晕年龄确定方面的应用现状。

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（whitedwarfstar，一种超密恒，质量约等同于太阳，但其体积却不到太阳的百万分之一），那麽地球上的居民将可以看到一场壮丽的烟火。