Category talk:Space exploration

The categories are strange and not consistent. I found double entries and missing ones. This scheme is taken from the German wikipedia where it worked well for all space craft and missions The categories are strange and not consistent. I found double entries and missing ones. This scheme is taken from the German wikipedia where it worked well for all space craft and missions

1. category:people and organisations (Space flight):
   1. category:Space travellers:
      1. category:Apollo crew:
      2. category:ISS visitor:
      3. category:ISS crew:
      4. category:Mir crew:
      5. category:Salyut crew:
      6. category:Skylab crew:
      7. category:Sojus crew:
      8. category:STS crews:
      9. category:Shengdou crew
   2. category:Rocket pionier:
   3. category:Space organisation:
   4. category:Space company:
      1. Category:Spacecraft manufacturers
   5. Category:Aerospace engineers
   6. Category:Functionaries in space travel: (NASA bosses etc)
   7. Category:Animals in space
2. category:Space mission:
   1. category:Unmanned space mission:
      1. category:Artificial satellit
         1. category:Earth observation satellit:
         2. category:Research satellit:
         3. category:Communikation satellit:
         4. category:Military satellit:
         5. category:Navigation satellit:
         6. category:Space teleskop:
         7. category:Weather satellit:
      2. category:Space probe:
         1. category:Solar probe:
         2. category:Moon probe:
         3. category:Merkury probe:
         4. category:Venus probe:
         5. category:Mars probe:
         6. category:probe to the outer planets:
         7. category:Asteroid and comet probe:
   2. category:manned space mission:
      1. category:manned spacecraft:
         1. category:Soviet-russian manned spacecraft
            1. category:Vostok program:
            2. Category:Voskhod program:
            3. category:Soyuz program:
               1. category:Soyuz crew: same category as in Space travellers
         2. category:US-american manned spacecraft:
            1. category:Mercury mission:
            2. category:Gemini mission:
            3. category:Apollo program:
               1. category:Apollo mission:
               2. category:Apollo crew: same category as in Space travellers
         3. category:Chinese manned spacecraft:
            1. Category:Shenzhou program:
      2. category:Reusable manned spacecraft:
         1. category:Shuttles
            1. category:Space Shuttle Atlantis
            2. category:Space Shuttle Buran
            3. category:Space Shuttle Challenger
            4. category:Space Shuttle Columbia
            5. category:Space Shuttle Discovery
            6. category:Space Shuttle Endeavour
            7. category:Space Shuttle Enterprise
            8. category:STS crews: same category as in Space travellers
      3. category:Space stations
         1. category:Transport ships
         2. category:Skylab:
            1. category:Skylab crew: same category as in Space travellers
         3. category:Mir:
            1. category:Mir crew: same category as in Space travellers
         4. category:Salyut:
            1. category:Salyut crew: same category as in Space travellers
         5. category:International Space Station:
            1. category:ISS crew: same category as in Space travellers
            2. category:ISS visitor: same category as in Space travellers

1. category:Space science:
   1. category:Rockets:
      1. category:Launch bases:
      2. category:Rocket science:
      3. category:Rocket typ:
      4. category:Rocket (military):
   2. category:Satellit science:
   3. category:space physics:
   4. category:Alternative concepts:
2. category:misc (space flight):