add aphelion data to csv version

data.csv

@@ -1,19 +1,20 @@
-planetary_body,acceleration
-"Earth",9.80665
-"Moon",1.625
-"Sun",274.1
-"Venus",8.872
-"Mars",3.78
-"Jupiter",25.93
-"Io",1.789
-"Europa",1.314
-"Ganymede",1.426
-"Callisto",1.24
-"Saturn",11.19
-"Titan",1.3455
-"Uranus",9.01
-"Titania",0.379
-"Oberon",0.347
-"Neptune",11.28
-"Triton", 0.779
-"Pluto", 0.61
+planetary_body,aphelion,acceleration
+"Earth",152098232,9.80665
+"Moon",,1.625
+"Sun",0,274.1
+"Mercury",69816900,3.7
+"Venus",108939000,8.872
+"Mars",249209300,3.78
+"Jupiter",816520800,25.93
+"Io",,1.789
+"Europa",,1.314
+"Ganymede",,1.426
+"Callisto",,1.24
+"Saturn",1513325783,11.19
+"Titan",,1.3455
+"Uranus",3004419704,9.01
+"Titania",,0.379
+"Oberon",,0.347
+"Neptune",4553946490,11.28
+"Triton",,0.779
+"Pluto",7311000000,0.61