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It’s been more than a month since an asteroid-hunting telescope in Puerto Rico has gone dark. The Arecibo Observatory’s dish is broken after a piece of scaffolding fell, damaging the surface. So what will it take to fix it? We’ll speak with observatory director Francisco Cordova about the efforts to bring Arecibo back online.

Then, an asteroid is heading our way — right on election day. Does the cosmic flyby pose any risk to us here on Earth? We’ll speak with our science experts on this week’s I’d Like to Know segment about the possible fly-by and the sensational headlines that get us all looking toward the sky.