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0 pointsdash21y ago0 comments

> Still doesnt change the fact that unless they have a 1 billion km wide telscope, they cannot reliably tell if earth has life or not.

How come we’re making progress on this without a 1bn km telescope?

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And even that notwithstanding, they could use a solar foci telescope. It's kind of a pain to orient, but it /does/ give you extreme magnification.

j / k navigate · click thread line to collapse

And even that notwithstanding, they could use a solar foci telescope. It's kind of a pain to orient, but it /does/ give you extreme magnification.

j / k navigate · click thread line to collapse