Template:Selected anniversaries/June 27: Difference between revisions
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||2013 – NASA launches the Interface Region Imaging Spectrograph, a space probe to observe the Sun. | ||2013 – NASA launches the Interface Region Imaging Spectrograph, a space probe to observe the Sun. | ||
||2018: Hayabusa2 arrival at target asteroid 162173 Ryugu ... an asteroid sample-return mission operated by the Japanese space agency, JAXA. It follows on from Hayabusa and addresses weak points identified in that mission. Hayabusa2 was launched on 3 December 2014 and arrived at near-Earth asteroid 162173 Ryugu in June 2018. It is intended to survey the asteroid for a year and a half, depart in December 2019, and return to Earth in December 2020. Hayabusa2 arrived at the target asteroid 162173 Ryugu (formerly designated 1999 JU3) on 27 June 2018. https://en.wikipedia.org/wiki/Hayabusa2 | |||
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Revision as of 17:06, 10 July 2018
1831: Mathematician, physicist, and philosopher Sophie Germain dies. Her work on Fermat's Last Theorem provided a foundation for mathematicians exploring the subject for hundreds of years after.
1880: Mathematician and academic Carl Wilhelm Borchardt dies. He contributed to arithmetic-geometric mean theory, continuing work by Gauss and Lagrange.
1938: Mathematician and philosopher Edmund Husserl publishes new class of Gnomon algorithm functions based on transcendental consciousness as the limit of all possible knowledge.
1975: Mathematician and physicist G. I. Taylor dies. He made major contributions to fluid dynamics and wave theory.
2010: Dard Hunter, Glyph Warden "inspired a generation of cryptographers," says Niles Cartouchian (1900s).