Close-up View of Neutron Star Mission's X-Ray Concentrator Optics via NASA https://t.co/C60cEFU6et https://t.co/EfEMKqpIoa

Close-up View of Neutron Star Mission's X-Ray Concentrator Optics via NASA https://t.co/C60cEFU6et http://pic.twitter.com/EfEMKqpIoa

— Jonathon Davies (@JonoBond) May 26, 2017

from Twitter https://twitter.com/JonoBond

May 27, 2017 at 03:18AM
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