#2. European Space Agency
- Government space budget (2017): $6.43 billion (0.07% of the combined national budgets)
- Population (2017): 511,800,000
- National space budget per capita: $12.55 per capita
- Government space budget Purchasing Power Parity: $7.83 billion
The European Space Agency (ESA) is counted as one country here, but it actually consists of 22 member states countries: Austria, Belgium, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Luxembourg, the Netherlands, Norway, Poland, Portugal, Romania, Spain, Sweden, Switzerland, and the U.K. Throughout its more than 40 years, the agency has made many significant achievements, including contributions to the ISS, development of a robust astronaut program, and orbital missions around Saturn and Mars. An upcoming project to keep an eye out for is the ExoMars effort with Russia.
- Government space budget (2017): $19.3 billion (0.58% of the national budget)
- Population (2017): 322,179,605
- National space budget per capita: $59.9 per capita
- Government space budget Purchasing Power Parity: $19.3 billion
The U.S., with its space agency NASA (the National Aeronautics and Space Administration) is home to a number of significant space firsts, including the first country to land a man on the moon. It's also one of the leading countries behind the International Space Station, and one of only two countries to land a spacecraft on Mars.