the countries that send people up to the space station is the USA,CANADA, CHINA RUSSIA,JAPAN,ITALY,FRANCE,GEMANY, BELGIM, NETHERLANDS,SWEDEN,BRAZIL,DENMARK, KAZAKHSTAN,MALAYSIA, SOUTH AFRICA, SOUTH KOREA, SPAIN. They have rockets. they have dried food and toilets that you can poop in space.to do expeirimets. space because we want to get an advancement in science