🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.69 AU - 0.77 AU

Year: 235 Days

Day: 12.3 Hours

Environment

Temp: 142 °C

Axial Tilt: 1.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.07 AU - 1.77 AU

Year: 637 Days

Day: 14.6 Hours

Environment

Temp: -45 °C

Axial Tilt: 154.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.8

Radius: 8.3

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 5.15 AU - 5.63 AU

Year: 4714 Days

Day: 14.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 67,012,269 km

• M1: 103,671 km (0.079 R)
• M2: 394,938 km (0.049 R)
• M3: 923,168 km (0.099 R)
• M4: 1,301,950 km (0.11 R)
• M5: 1,958,685 km (0.026 R)
• M6: 2,317,720 km (0.083 R)
• M7: 2,575,926 km (0.09 R)
• M8: 2,853,430 km (0.058 R)
• M9: 3,298,184 km (0.044 R)
• M10: 3,767,772 km (0.067 R)
• M11: 4,259,201 km (0.062 R)
• M12: 5,527,641 km (0.055 R)
• M13: 6,602,203 km (0.117 R)
• M14: 8,150,840 km (0.102 R)
• M15: 9,888,569 km (0.03 R)
• M16: 10,615,016 km (0.059 R)
• M17: 15,794,394 km (0.12 R)
• M18: 19,696,205 km (0.095 R)
• M19: 23,274,586 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 797.9

Radius: 9.9

Gravity: 8.14 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 8.5 AU - 10.58 AU

Year: 11101 Days

Day: 12.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 67,012,269 km

• M1: 124,615 km (0.098 R)
• M2: 432,487 km (0.072 R)
• M3: 1,049,579 km (0.044 R)
• M4: 1,398,441 km (0.114 R)
• M5: 1,714,691 km (0.093 R)
• M6: 2,206,269 km (0.042 R)
• M7: 2,724,925 km (0.061 R)
• M8: 3,106,699 km (0.089 R)
• M9: 4,687,200 km (0.099 R)
• M10: 5,204,660 km (0.101 R)
• M11: 5,724,063 km (0.086 R)
• M12: 6,626,587 km (0.086 R)
• M13: 6,947,624 km (0.064 R)
• M14: 8,337,688 km (0.107 R)
• M15: 11,202,637 km (0.067 R)
• M16: 12,732,873 km (0.066 R)
• M17: 13,293,566 km (0.084 R)
• M18: 16,862,074 km (0.118 R)
• M19: 19,512,798 km (0.119 R)
• M20: 21,022,989 km (0.074 R)
• M21: 23,339,961 km (0.076 R)
• M22: 30,969,003 km (0.097 R)
• M23: 32,326,305 km (0.05 R)
• M24: 42,405,012 km (0.083 R)
• M25: 42,819,099 km (0.097 R)
• M26: 45,938,514 km (0.031 R)
• M27: 49,970,027 km (0.099 R)
• M28: 53,746,476 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 599.2

Radius: 7.9

Gravity: 9.6 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 15.1 AU - 15.16 AU

Year: 22171 Days

Day: 20.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 67,012,269 km

• M1: 115,938 km (0.117 R)
• M2: 388,206 km (0.084 R)
• M3: 649,255 km (0.033 R)
• M4: 927,208 km (0.079 R)
• M5: 1,580,053 km (0.117 R)
• M6: 2,263,715 km (0.109 R)
• M7: 2,554,683 km (0.096 R)
• M8: 3,130,934 km (0.086 R)
• M9: 3,580,924 km (0.092 R)
• M10: 4,302,734 km (0.079 R)
• M11: 4,859,537 km (0.068 R)
• M12: 5,907,022 km (0.098 R)
• M13: 7,576,983 km (0.09 R)
• M14: 9,540,006 km (0.041 R)
• M15: 11,952,122 km (0.12 R)
• M16: 12,424,402 km (0.085 R)
• M17: 15,286,958 km (0.082 R)
• M18: 17,767,739 km (0.048 R)
• M19: 23,302,412 km (0.042 R)
• M20: 27,028,894 km (0.104 R)
• M21: 28,792,354 km (0.108 R)
• M22: 29,275,256 km (0.08 R)
• M23: 35,499,126 km (0.063 R)
• M24: 39,806,049 km (0.098 R)
• M25: 41,930,189 km (0.1 R)
• M26: 42,239,557 km (0.1 R)
• M27: 43,651,163 km (0.076 R)
• M28: 50,132,640 km (0.119 R)
• M29: 53,329,098 km (0.036 R)
• M30: 57,607,896 km (0.047 R)
• M31: 60,518,472 km (0.099 R)
• M32: 61,909,732 km (0.058 R)
• M33: 67,900,828 km (0.096 R)
• M34: 72,028,682 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 980.2

Radius: 3.6

Gravity: 75.63 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 13.74 AU - 19.54 AU

Year: 25572 Days

Day: 22.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 67,012,269 km

• M1: 44,879 km (0.108 R)
• M2: 158,275 km (0.044 R)
• M3: 428,000 km (0.078 R)
• M4: 540,796 km (0.087 R)
• M5: 663,467 km (0.07 R)
• M6: 1,902,436 km (0.094 R)
• M7: 3,415,469 km (0.097 R)
• M8: 3,874,585 km (0.057 R)
• M9: 4,118,878 km (0.086 R)
• M10: 7,418,409 km (0.103 R)
• M11: 13,516,317 km (0.046 R)
• M12: 16,478,355 km (0.107 R)
• M13: 18,840,655 km (0.041 R)
• M14: 21,526,834 km (0.103 R)
• M15: 23,300,766 km (0.085 R)
• M16: 23,529,052 km (0.087 R)
• M17: 25,289,670 km (0.112 R)
• M18: 26,017,912 km (0.073 R)
• M19: 36,793,895 km (0.086 R)
• M20: 50,391,594 km (0.104 R)
• M21: 52,125,433 km (0.055 R)
• M22: 54,097,881 km (0.098 R)
• M23: 56,942,335 km (0.094 R)
• M24: 68,612,465 km (0.116 R)
• M25: 73,400,195 km (0.101 R)
• M26: 75,375,934 km (0.103 R)
• M27: 76,126,018 km (0.091 R)
• M28: 94,487,810 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 184.6

Radius: 5.7

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 15.79 AU - 22.73 AU

Year: 31843 Days

Day: 22.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 67,012,269 km

• M1: 71,059 km (0.101 R)
• M2: 371,601 km (0.118 R)
• M3: 590,463 km (0.08 R)
• M4: 2,203,277 km (0.114 R)
• M5: 2,678,849 km (0.119 R)
• M6: 3,015,444 km (0.11 R)
• M7: 3,299,381 km (0.083 R)
• M8: 5,619,046 km (0.115 R)
• M9: 5,890,715 km (0.105 R)
• M10: 6,418,197 km (0.112 R)
• M11: 9,980,572 km (0.12 R)
• M12: 12,730,779 km (0.104 R)
• M13: 20,567,164 km (0.035 R)
• M14: 20,750,122 km (0.113 R)
• M15: 28,880,318 km (0.097 R)
• M16: 31,716,095 km (0.082 R)
• M17: 32,576,732 km (0.106 R)
• M18: 36,043,064 km (0.08 R)
• M19: 36,845,357 km (0.116 R)
• M20: 45,224,633 km (0.084 R)
• M21: 49,853,640 km (0.106 R)
• M22: 64,827,340 km (0.072 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 323 - 14,688 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit