@NASAWebbTelescp Hi! Doing some *urgent* fact checking for our JWST film! How many years have been spent building it please?! Thank you!
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Replying to @KeatonStone
@Keaton_S We started studies in 1995, and chose prime contractor in 2002. (I am sitting with John Mather now and that was from him!)3 replies 0 retweets 0 likes -
Replying to @NASAWebb
@NASAWebbTelescp Excellent - thank you - but construction started in 2004 right? Please thank Dr Mather for filming with us 2 weeks ago!2 replies 0 retweets 0 likes
Replying to @KeatonStone
@Keaton_S Trying to find out for you, not straightforward question, surprisingly! Will get back to you ASAP!
10:11 AM - 26 Nov 2012
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