Space

How a Doomed Spacecraft Lived to Tell the Tale of the Sun

What would you do if you were in charge of a billion-dollar satellite that was spinning out of control? In 1998, NASA and ESA engineers had to solve this exact problem. How did they avert this disaster?

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Sources:
https://www.swpc.noaa.gov/phenomena/solar-flares-radio-blackouts
https://www.newscientist.com/article/2150350-a-tech-destroying-solar-flare-could-hit-earth-within-100-years/
https://spaceweather.com
https://www.nasa.gov/feature/goddard/2016/nasa-helps-power-grids-weather-geomagnetic-storms/
https://science.nasa.gov/science-news/science-at-nasa/2010/26oct_solarshield
https://www.theregister.com/2020/07/29/esa_soho_space_extenders/
https://www.nasa.gov/mission_pages/soho/overview/index.html
https://solarsystem.nasa.gov/missions/soho/in-depth/
https://eoportal.org/web/eoportal/satellite-missions/pag-filter/-/asset_publisher/8jbNpfmcMhvK/content/soho
https://www.esa.int/esapub/bulletin/bullet97/vandenbu.pdf

Spacecraft Gyroscopes And Reaction Wheels. You Can Never Have Enough


https://sci.esa.int/web/soho/-/30279-soho-reveals-tornadoes-on-the-sun
https://www.nasa.gov/feature/goddard/2019/nasa-s-sdo-sees-new-kind-of-magnetic-explosion-on-sun
http://soi.stanford.edu/press/ssu8-97/ssu.html
https://umbra.nascom.nasa.gov/soho/prelim_and_background_rept.html
https://sci.esa.int/web/soho/-/12298-pr-29-1999-solar-wind-surfs-waves-in-the-sun-s-atmosphere
https://sci.esa.int/web/soho/-/59362-gravity-waves-detected-in-suns-interior-reveal-rapidly-rotating-core
https://www.nasa.gov/feature/goddard/2020/why-esa-and-nasas-soho-spacecraft-spots-so-many-comets/

Mystery of the quiet Sun solved


https://academic.oup.com/astrogeo/article/45/4/4.21/264090
Image Sources:
https://www.nasa.gov/mission_pages/sunearth/missions/mission_soho.html
https://svs.gsfc.nasa.gov/12052
https://svs.gsfc.nasa.gov/12706
https://svs.gsfc.nasa.gov/12071
https://soho.nascom.nasa.gov/gallery/Helioseismology/mdi023.html
https://commons.wikimedia.org/wiki/File:Reaction_wheel02.jpg
https://svs.gsfc.nasa.gov/11158

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