流星雨是地球在绕太阳运行的轨道上穿过微粒和尘埃团时产生的。

Meteor showers occur when Earth orbits through clouds of particles and dust on its path around the sun.

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北极光的出现是，当太阳发射出带电的微粒子飞越地球时所产生的光线。

The ribbons stretch from one end of the Northern Lights appear when the sun sends charged particles flying toward Earth.

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从陨石推断和经过电脑软件确认可行,行星的形成过程应该如此.首先,灰尘微粒聚集在一起形成宇宙尘球.早期太阳的热量爆发将这些尘球熔化,它们因此固化为陨石球粒.

First, dust particles clumped together to form cosmic dustballs. Bursts of heat from the primitive sun melted the dustballs, which solidified into chondrules.

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