🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.45 AU - 0.65 AU

Year: 259 Days

Day: 37.8 Hours

Environment

Temp: -121 °C

Axial Tilt: 47.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851.8

Radius: 13.1

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.6 AU - 0.88 AU

Year: 405 Days

Day: 11.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 26,756,836 km

• M1: 162,912 km (0.104 R)
• M2: 837,598 km (0.075 R)
• M3: 1,691,354 km (0.09 R)
• M4: 2,173,807 km (0.075 R)
• M5: 3,471,269 km (0.08 R)
• M6: 4,030,017 km (0.107 R)
• M7: 4,981,011 km (0.095 R)
• M8: 6,005,607 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 812

Radius: 13.4

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.69 AU - 2.01 AU

Year: 1600 Days

Day: 11 Hours

Environment

Temp: -187 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 26,756,836 km

• M1: 166,652 km (0.112 R)
• M2: 674,088 km (0.1 R)
• M3: 1,193,043 km (0.115 R)
• M4: 2,481,679 km (0.106 R)
• M5: 3,440,452 km (0.074 R)
• M6: 3,898,521 km (0.109 R)
• M7: 4,340,133 km (0.089 R)
• M8: 4,876,891 km (0.065 R)
• M9: 5,638,793 km (0.066 R)
• M10: 6,304,204 km (0.064 R)
• M11: 7,209,271 km (0.072 R)
• M12: 7,994,211 km (0.109 R)
• M13: 9,023,145 km (0.103 R)
• M14: 11,015,938 km (0.086 R)
• M15: 11,640,958 km (0.107 R)
• M16: 13,451,691 km (0.081 R)
• M17: 14,817,669 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 277.7

Radius: 8.1

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.03 AU - 2.37 AU

Year: 2075 Days

Day: 10.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 26,756,836 km

• M1: 100,679 km (0.11 R)
• M2: 447,148 km (0.111 R)
• M3: 907,909 km (0.109 R)
• M4: 1,254,677 km (0.095 R)
• M5: 1,596,508 km (0.111 R)
• M6: 2,086,142 km (0.095 R)
• M7: 2,620,655 km (0.074 R)
• M8: 4,780,849 km (0.091 R)
• M9: 5,138,687 km (0.047 R)
• M10: 5,908,069 km (0.103 R)
• M11: 7,177,706 km (0.092 R)
• M12: 7,944,694 km (0.11 R)
• M13: 9,363,331 km (0.107 R)
• M14: 9,641,134 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.8

Radius: 14.3

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.71 AU - 3.69 AU

Year: 3640 Days

Day: 14.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 26,756,836 km

• M1: 326,572 km (0.074 R)
• M2: 1,559,408 km (0.112 R)
• M3: 2,711,910 km (0.049 R)
• M4: 4,192,780 km (0.104 R)
• M5: 5,298,308 km (0.082 R)
• M6: 7,669,434 km (0.075 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 941.8

Radius: 7

Gravity: 19.22 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 9.17 AU - 9.95 AU

Year: 18794 Days

Day: 15.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 26,756,836 km

• M1: 93,947 km (0.039 R)
• M2: 329,115 km (0.083 R)
• M3: 552,166 km (0.084 R)
• M4: 904,170 km (0.104 R)
• M5: 1,152,801 km (0.05 R)
• M6: 1,810,433 km (0.079 R)
• M7: 2,044,255 km (0.094 R)
• M8: 3,135,422 km (0.059 R)
• M9: 4,095,092 km (0.113 R)
• M10: 4,896,937 km (0.082 R)
• M11: 7,979,550 km (0.077 R)
• M12: 8,451,831 km (0.098 R)
• M13: 10,716,892 km (0.09 R)
• M14: 11,686,586 km (0.086 R)
• M15: 15,421,596 km (0.052 R)
• M16: 20,653,033 km (0.084 R)
• M17: 21,342,829 km (0.058 R)
• M18: 22,977,186 km (0.078 R)
• M19: 24,474,212 km (0.114 R)
• M20: 26,724,014 km (0.054 R)
• M21: 30,100,139 km (0.089 R)
• M22: 32,414,418 km (0.114 R)
• M23: 36,388,336 km (0.038 R)
• M24: 37,539,042 km (0.037 R)
• M25: 38,270,576 km (0.03 R)
• M26: 39,310,580 km (0.102 R)
• M27: 41,758,151 km (0.069 R)
• M28: 42,385,565 km (0.067 R)
• M29: 43,820,208 km (0.089 R)
• M30: 44,305,504 km (0.119 R)
• M31: 46,449,989 km (0.048 R)
• M32: 56,481,723 km (0.088 R)
• M33: 58,804,380 km (0.118 R)
• M34: 65,097,663 km (0.119 R)
• M35: 69,168,520 km (0.111 R)
• M36: 71,601,281 km (0.118 R)
• M37: 74,779,338 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 250.7

Radius: 6.8

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 8.6 AU - 11.18 AU

Year: 19776 Days

Day: 15.4 Hours

Environment

Temp: -235 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 26,756,836 km

• M1: 84,523 km (0.114 R)
• M2: 359,035 km (0.085 R)
• M3: 907,161 km (0.092 R)
• M4: 1,243,308 km (0.103 R)
• M5: 1,511,836 km (0.109 R)
• M6: 2,040,515 km (0.061 R)
• M7: 2,664,338 km (0.119 R)
• M8: 3,667,392 km (0.082 R)
• M9: 4,051,858 km (0.085 R)
• M10: 4,402,665 km (0.086 R)
• M11: 6,429,866 km (0.086 R)
• M12: 7,537,638 km (0.109 R)
• M13: 9,812,124 km (0.104 R)
• M14: 10,662,139 km (0.101 R)
• M15: 13,894,201 km (0.075 R)
• M16: 14,156,746 km (0.075 R)
• M17: 14,692,007 km (0.105 R)
• M18: 17,117,886 km (0.114 R)
• M19: 23,020,270 km (0.067 R)
• M20: 25,580,488 km (0.104 R)
• M21: 32,741,140 km (0.028 R)
• M22: 36,339,866 km (0.097 R)
• M23: 37,722,898 km (0.109 R)
• M24: 38,491,831 km (0.076 R)
• M25: 42,356,543 km (0.064 R)
• M26: 43,746,905 km (0.069 R)
• M27: 52,734,147 km (0.029 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 561.2

Radius: 7.6

Gravity: 9.72 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 9.43 AU - 11.31 AU

Year: 21233 Days

Day: 21.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 26,756,836 km

• M1: 94,546 km (0.101 R)
• M2: 386,411 km (0.118 R)
• M3: 971,638 km (0.105 R)
• M4: 2,299,020 km (0.03 R)
• M5: 2,729,712 km (0.089 R)
• M6: 3,213,063 km (0.081 R)
• M7: 3,518,243 km (0.118 R)
• M8: 4,122,917 km (0.088 R)
• M9: 4,689,744 km (0.105 R)
• M10: 6,615,367 km (0.078 R)
• M11: 7,250,410 km (0.085 R)
• M12: 7,925,246 km (0.097 R)
• M13: 8,961,212 km (0.064 R)
• M14: 10,559,366 km (0.035 R)
• M15: 11,362,557 km (0.071 R)
• M16: 13,583,187 km (0.118 R)
• M17: 14,235,883 km (0.04 R)
• M18: 15,215,151 km (0.1 R)
• M19: 16,808,218 km (0.095 R)
• M20: 19,041,715 km (0.049 R)
• M21: 31,941,090 km (0.081 R)
• M22: 33,353,444 km (0.102 R)
• M23: 36,440,246 km (0.093 R)
• M24: 41,044,270 km (0.028 R)
• M25: 62,344,314 km (0.086 R)
• M26: 64,748,651 km (0.088 R)
• M27: 67,422,264 km (0.053 R)
• M28: 67,839,942 km (0.079 R)
• M29: 68,680,682 km (0.105 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 808.9

Radius: 5.6

Gravity: 25.79 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 8.48 AU - 12.38 AU

Year: 21417 Days

Day: 20.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 99.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 26,756,836 km

• M1: 69,713 km (0.077 R)
• M2: 376,837 km (0.055 R)
• M3: 794,215 km (0.063 R)
• M4: 1,027,737 km (0.107 R)
• M5: 1,876,705 km (0.042 R)
• M6: 2,120,999 km (0.083 R)
• M7: 2,363,347 km (0.074 R)
• M8: 2,877,814 km (0.066 R)
• M9: 3,800,983 km (0.107 R)
• M10: 7,992,565 km (0.115 R)
• M11: 9,904,725 km (0.036 R)
• M12: 12,877,385 km (0.04 R)
• M13: 13,535,915 km (0.087 R)
• M14: 15,159,500 km (0.054 R)
• M15: 15,976,454 km (0.054 R)
• M16: 20,505,979 km (0.085 R)
• M17: 22,639,394 km (0.107 R)
• M18: 24,251,012 km (0.049 R)
• M19: 26,750,642 km (0.099 R)
• M20: 29,043,230 km (0.093 R)
• M21: 29,292,011 km (0.079 R)
• M22: 30,428,656 km (0.059 R)
• M23: 32,388,238 km (0.081 R)
• M24: 34,708,800 km (0.082 R)
• M25: 35,838,264 km (0.116 R)
• M26: 36,124,445 km (0.113 R)
• M27: 38,468,644 km (0.119 R)
• M28: 39,831,031 km (0.027 R)
• M29: 41,068,655 km (0.09 R)
• M30: 43,295,718 km (0.087 R)
• M31: 44,603,952 km (0.082 R)
• M32: 50,637,682 km (0.093 R)
• M33: 51,723,763 km (0.072 R)
• M34: 56,031,434 km (0.064 R)
• M35: 60,572,028 km (0.059 R)
• M36: 63,871,409 km (0.04 R)
• M37: 71,502,546 km (0.094 R)
• M38: 72,183,665 km (0.073 R)

Planet 10 - Ice Giant

Semi-Major Axis: 11.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 20.7

Radius: 7.5

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 10.76 AU - 11.75 AU

Year: 23992 Days

Day: 15.8 Hours

Environment

Temp: -240 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 26,756,836 km

• M1: 119,080 km (0.114 R)
• M2: 466,446 km (0.074 R)
• M3: 1,326,933 km (0.071 R)
• M4: 1,638,695 km (0.116 R)
• M5: 2,427,076 km (0.074 R)
• M6: 4,979,365 km (0.093 R)
• M7: 7,281,377 km (0.059 R)
• M8: 11,705,734 km (0.065 R)
• M9: 14,740,925 km (0.05 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 261 - 12,143 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit