Another question remains: what prevents the planet from continuing its spiral until it collides with the star?

还有一个问题：在与恒星相撞之前，是什么阻止了这颗行星继续螺旋运动？

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That only takes it into another crowded air lane, however, where it collides with a different plane.

但这只是让飞机进入了另一条拥挤的航线，他还是和另一架飞机发生了碰撞。

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His vehicle rolls until it collides with the rear of a parked truck. There is a small crashing noise.

车继续向前滑去，直到车头撞在一辆停泊的卡车车尾上，随即发出了一阵轻微的撞击声。

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It collides with truck B of mass 1 tonne, which is moving on the same rails.

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"It's a subtropical air mass, " Pedram Javaheri, and can spark thunderstorms as it collides with a cooler front coming over from Texas.

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