1960s 20th-century adventure adversity american-history american-soldiers american-space-program anarchism antarctic antarctica anti-fascism anti-war apollo-11 apollo-13 apollo-astronauts apollo-missions apollo-program astronaut-biographies astronaut-biography astronauts autobiographical autobiography barcelona battle betrayal biography blizzards bravery brotherhood brutality buzz-aldrin camaraderie catalonia civil-war cold cold-war combat coming-of-age command-module communism conflict courage death democracy determination discovery disillusionment duty endurance engineering expedition exploration exploration-literature extreme-cold extreme-conditions fascism fear first-hand-account firsthand-account freedom frontline george-orwell guerrilla-warfare guilt hardship harsh-conditions harsh-environment heroism historical historical-account historical-non-fiction history homage-to-catalonia human-achievement human-spaceflight humanity ice infantry journalism leadership loss loyalty lunar-exploration lunar-landing lunar-landing-module lunar-landings lunar-missions lunar-module lunar-rover lunar-samples lunar-surface manned-spaceflight marine-corps marines memoir michael-collins military military-history military-service militia mission-control moon moon-exploration moon-landing moon-landings moon-mission moon-missions moon-rocks moonwalk morality nasa nationalism natural-history nature neil-armstrong non-fiction nonfiction oppression outer-space penguins perseverance personal-account personal-experience personal-narrative polar polar-expedition polar-exploration polar-regions political political-memoir politics post-traumatic-stress-disorder propaganda psychological psychological-effects psychological-impact ptsd pulitzer-prize rebellion redemption reflection resilience resistance revolution revolutionary robert-falcon-scott sacrifice science scientific-achievements scientific-discoveries scientific-discovery scientific-expedition scientific-research scott-expedition social-commentary socialism soldier soldiers soldiers-perspective space-achievements space-adventure space-exploration space-history space-missions space-race space-science space-technology space-travel spacecraft spaceflight spain spanish-civil-war survival technology terra-nova-expedition totalitarianism tragedy trauma true-story us-marines veteran veterans vietnam vietnam-veterans vietnam-war vietnam-war-literature violence war war-atrocities war-correspondent war-experience war-experiences war-journalism war-literature war-memoir war-stories warfare wildlife world-war-ii