The Coolest Space Mission You've Never Heard Of

Some space missions get a lot of attention, but not all the biggest space exploration stories get the recognition they deserve. This is the story of a robotic craft that captured the first-ever glimpse of a comet’s icy core!

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Sources:
https://motherboard.vice.com/en_us/article/nz7zz8/happy-anniversary-giotto-the-probe-that-flew
http://www.esa.int/spaceinimages/Images/2016/03/Giotto_approaching_Comet_Halley-by-halleys-comet-30-years-ago
https://arxiv.org/pdf/1208.5480.pdf
https://academic.oup.com/mnras/article/197/3/633/1006809
http://www.esa.int/spaceinimages/Images/2016/03/Giotto_approaching_Comet_Halley
https://space-facts.com/comets/
http://sci.esa.int/giotto/2404-giotto-di-bondone/
http://sci.esa.int/giotto/31716-summary/
http://sci.esa.int/giotto/47355-fact-sheet/
https://www.esa.int/Our_Activities/Space_Science/Giotto_overview
http://sci.esa.int/giotto/48529-esa-remembers-the-night-of-the-comet/
https://www.britannica.com/science/comet-astronomy/Nature-of-comets#ref330435

IMAGE SOURCES:
https://www.istockphoto.com/photo/sputnik-one-satellite-gm113124947-1171246
https://www.istockphoto.com/photo/lunar-lander-model-gm172163461-274640
https://www.istockphoto.com/photo/curiosity-rover-isolated-gm1056455762-282338671
https://svs.gsfc.nasa.gov/vis/a010000/a012900/a012900/12900_comet_tailsV7.mp4
https://commons.wikimedia.org/wiki/File:Lspn_comet_halley.jpg
https://commons.wikimedia.org/wiki/File:Giotto_di_Bondone_-_No._18_Scenes_from_the_Life_of_Christ_-_2._Adoration_of_the_Magi_-_WGA09195.jpg
https://www.esa.int/spaceinimages/Images/2016/03/Giotto_approaching_Comet_Halley
https://commons.wikimedia.org/wiki/File:Views_in_the_Main_Control_Room_(12052189474).jpg
http://www.esa.int/spaceinimages/Images/2000/08/Artist_s_impression_of_Giotto_and_Comet_Halley
https://upload.wikimedia.org/wikipedia/commons/b/b9/Halley%27s_Comet_-_May_29_1910.jpg