https://www.realclearscience.com/articles/2023/05/19/spaceplanes_will_revolutionize_earthly_logistics_not_space_travel_900460.html
https://www.nature.com/articles/d41586-022-01525-1?utm_source=Nature+Briefing&utm_campaign=880196f532-briefing-dy-20230105&utm_medium=email&utm_term=0_c9dfd39373-880196f532-45594622
https://publications.parliament.uk/pa/cm201719/cmselect/cmsctech/705/70503.htm#_idTextAnchor001