#TRAPPIST1 is the smallest, nearest star with planets close to Earth-size in the Habitable Zone, that transit. Perfect target for #JWST.
Replying to @PGcomai
It'll take 1 month to get to L2; more time to cool the telescope & align the mirrors perfectly. Routine science ~6 months after.
11:04 AM - 23 Feb 2017
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