The idea was to take pictures of the night sky along what’s known as the ecliptic plane, the band in the sky where most of the other planets orbit, and see if anything moved.

这个想法是沿着所谓的黄道面拍摄夜空，这个地带是空中的这个范围中大部分其他的行星轨道，观察是否有东西移动。

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This is northern lights country, and Mr. Eiramo said he got the igloo idea after seeing people outside in the cold at night, staring at the sky in hope.

这里是北极光的世界，艾拉莫先生说，他看见人们在寒冷的夜晚呆在户外满怀希望地仰望星空，由此想出了建造玻璃房的主意。

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It’s not a bridge to the sky, but it’s not far from the idea!

这虽不是通往天空的桥，但已相去不远！

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It is unclear where the idea for the sky-diving Easter Bunny originated, but such feats seem to be multiplying.

WSJ: Before He Can Hop,This Easter Bunny Has to Fly

"Before we started launching people into space as private citizens, people thought that was a pie-in-the-sky idea, " He said.

BBC: Plans for asteroid mining emerge

The latter idea is about as blue-sky as you can get, but systemic changes are ultimately more powerful than any awareness campaign.

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