One of Nasa's longer-running infrared astronomy projects is the Stratospheric Observatory for Infrared Astronomy (SOFIA). It uses a pre-loved 747 with a suitable new aperture to fly high and catch infrared radiation from above 99% of atmospheric water vapour.
Not quite flying your Lear Jet to Nova Scotia for a total eclipse of the sun but still pretty cool.
Read about it on the Scientific American blog.
Wednesday, 4 March 2020
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