Japan's X-Ray Imaging and Spectroscopy Mission (XRISM), studying galactic plasma, surpasses another full year in space today at ~550-km LEO, having launched 2023.
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1 event,NASA Mars Atmosphere and Volatile Evolution (MAVEN) spacecraft reaches 12 years of operations in Mars orbit after insertion on this day 2014; continuing to study upper atmosphere. |
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1 event,Observed today is 1st planetary defense / asteroid deflection test success: NASA DART crashed into minor-planet moon Dimorphos of asteroid Didymos on this day in 2022, shortening Dimorphos’ orbital period. |
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1 event,Indian Space Research Organisation (ISRO) first dedicated multi-wavelength space observatory surpasses another full year in space today, launched 2015. |
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1 event,Nationwide celebrations and educational events occur to observe NACA (National Advisory Committee for Aeronautics) first business day as newly-formed National Aeronautics and Space Administration (NASA) on this day in 1958. |
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1 event,Celebrating international contributions of space science for betterment of the human condition; Oct 4 is 68th observation of 1st Space mission Sputnik One launched by Soviet Union 1957; Oct 10 is 58th observation of Outer Space Treaty going into effect 1967. |