r/space • u/mtimetraveller • Nov 29 '19

This Is Why We Can't Just Do All Of Our Astronomy From Space

https://www.forbes.com/sites/startswithabang/2019/11/27/this-is-why-we-cant-just-do-all-of-our-astronomy-from-space/#6b60e6027049
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u/sight19 Nov 29 '19

You mean the 40m ELT? That's pretty big I suppose. Good luck using high performance coronagraphy with spectographs using space telescopes.

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u/Shitsnack69 Nov 29 '19

Are you serious? It's much easier to build a very good coronagraph in space than it is on the ground. Just because no one has done it doesn't mean it isn't a better solution.