Finding stars that vanished—by scouring old photos

Finding stars that vanished—by scouring old photos

Comparing images taken nearly a century apart.

First you see it (top left) then you don't. 8 with 8 posters participating Before the advent of digital imaging, astronomy was done using photographic plates. The results look a bit like biology experiments gone bad (of which I've perpetrated more than a fe… [+7203 chars]

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