NAIF Integer ID codes for spacecraft (as of 04 Oct 2021)

Sources: https://naif.jpl.nasa.gov/pub/naif/toolkit_docs/FORTRAN/req/naif_ids.html
             (This page is from Apr 2017 and does not contain all S/C anymore)
         https://ssd.jpl.nasa.gov/horizons/app.html#/
             (Here, you might click 'Search for a location' 
              and enter @all to get a list of all entry options of "where you can sit in HORIZONS") (currently 366 matches)
             (Or: enter @spacecraft* to get a list of (all?) spacecraft in HORIZONS) (currently 145 matches)


      NAIF ID     NAME
      ________    ____________________
      -23         'PIONEER-10'
      -24         'PIONEER-11'

      -31         'VOYAGER 1'
      -32         'VOYAGER 2'

      -41         'MARS EXPRESS'
      -48         'HST'
      -49         'LUCY'

      -61         'JUNO'
      -64         'OSIRIS-REx'
      -77         'GALILEO ORBITER'

      -79         'SPITZER'
      -82         'CASSINI'

      -95         'TESS'
      -98         'NEW HORIZONS'
      -121        'BepiColombo Spacecraft'
      -135        'DART'
      -150        'HUYGENS PROBE'

      -159        'EUROPA CLIPPER'
      -163        'WISE'                   [NEOWISE too, I guess]
      -168        'Mars2020'               [Perseverance + Ingenuity]
      -170        'JWST'
      -189        'INSIGHT'

      -203        'DAWN'
      -226        'Rosetta'
      -227        'KEPLER'
      -344        'GALILEO PROBE'

   -125544        'International Space Station ISS'
   -143205        'SpaceX Roadster'

      ________    ____________________


Assigned or missing IDs, but HORIZONS does not accept (yet?):

      NAIF ID     NAME
      ________    ____________________
      -28         'JUICE'
        ?         'Psyche'
        ?         'Hera'