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.
如果接近的天体是颗白矮
(whitedwarfstar,
超密恒
,质量约等同于太
,但其体积却不到太
的百
),那麽地球上的居民将可以看到
场壮丽的烟火秀。