The first thing that caught my eye when I saw this lovely image shot from the International Space Station was the green and yellow curtains of shimmering light — the aurora borealis over northern Canada.Of course, I also couldn’t miss that very bright splotch of white light — the city lights of Edmonton. Only when I looked more closely did I see bright linear streaks against the dark background toward the upper left. These are the traces left by meteors burning up as they race through the atmosphere. (For a larger version of this image, please go here.)I’ve looked up into the night sky as meteors punctuated the dark with brief streaks of light. But I cannot recall ever seeing this view: looking down on the phenomenon from space. That’s what we see in the image above, described by NASA‘s Earth Observatory as a “composite” taken by astronaut Christina Koch as the space station passed over Edmonton around 4:30 a.m. local time on Jan. 4, 2020. This was the time of the…



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