它经常使地球上的望远镜无法看到。

It often stops the view of telescopes on Earth.

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NASA表示，通过地球上的望远镜就可以看到。

NASA says it's going to be visible with a telescope here on earth.

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当第一次用望远镜观测到火星时，人们从飞机上看到，火星的圆盘在地球上纵横交错。

When the planet Mars was first observed through a telescope, people saw that the round disk of the planet was crisscrossed on earth that are viewed from an airplane.

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