Is the astronautics expensive ?    
       
Branch Subject Price [mil.USD] Note
Different train 20  
  ton of gold 40  
  big plane Boeing, Airbus 200  
  football stadium 500 80 000 viewers
  car company 1 000 production 300 000 small cars per year
  ship Oasis of the Seas 1 400 year 2009, 7000 persons, Harmony of the Seas, Queen Mary 2
  container carrier Marco Polo 2 000 year 2012, 16000 containers
  skyscraper 3 000 Burj Khalifa 830m,  Shanghai Tower 632m,  Abraj Al-Bait 601m
  nuclear power plant 3 000 power 2 Gwatt
  physics laboratory CERN 4 500 year 2008, particle accelerator
  dam Three Gorges 30 000 year 2009, power 22 Gwatt
  port 300 000 Ching-tao, Shanghai, Singapur, Hongkong
       
Transport 100 km railroad 1 000  
  100 km motorway 1 000  
  100 km underground 3 000  
  tunnel Gotthard 10 000 year 2017, lenght 50 km
  bridge Hongkong-Macao 10 000 year 2018, lenght 50 km, 12 traffic lanes
  tunnel La Manche 14 000 year 1994, lenght 50 km
  Kansai Airport 20 000 year 1994, artificial island 4 km
  pipeline Nord stream 20 000 year 2011, 2 000 km
       
Army fighter F16, Su-27 40 4 000 fighters F16
  fighter F15, Eurofighter, Rafale, F35 80  
  bomber B2 1 300 22 bombers B2
  submarine Typhoon 4 000 6 submarines Typhoon, 20 launchers
  aircraft carrier class Nimitz 10 000 10 aircraft carriers class Nimitz,  80 fighters
       
Space big launcher 100  
  big space probe 500  
  program Apollo 25 000 price in year 1972,  as 160 000 mil. USD now
  program ISS till year 2020 100 000