🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.51 AU - 0.77 AU

Year: 187 Days

Day: 14.5 Hours

Environment

Temp: 175 °C

Axial Tilt: 1.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 91,305,250 km

• M1: 136,732 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.33 AU - 1.85 AU

Year: 732 Days

Day: 14 Hours

Environment

Temp: -45 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 2.81 AU - 3.29 AU

Year: 1946 Days

Day: 46.4 Hours

Environment

Temp: -103 °C

Axial Tilt: 29.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 9.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 573.7

Radius: 10.5

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 8.17 AU - 10.67 AU

Year: 10560 Days

Day: 11.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 91,305,250 km

• M1: 134,339 km (0.114 R)
• M2: 487,839 km (0.107 R)
• M3: 914,492 km (0.04 R)
• M4: 1,469,350 km (0.077 R)
• M5: 2,168,421 km (0.094 R)
• M6: 3,923,653 km (0.087 R)
• M7: 4,359,880 km (0.081 R)
• M8: 4,828,271 km (0.091 R)
• M9: 5,901,187 km (0.108 R)
• M10: 7,125,945 km (0.113 R)
• M11: 8,118,078 km (0.072 R)
• M12: 10,122,091 km (0.063 R)
• M13: 11,925,194 km (0.052 R)
• M14: 12,551,710 km (0.09 R)
• M15: 18,531,586 km (0.116 R)
• M16: 22,732,144 km (0.12 R)
• M17: 23,166,876 km (0.092 R)
• M18: 26,175,887 km (0.08 R)
• M19: 29,642,220 km (0.1 R)
• M20: 44,510,902 km (0.119 R)
• M21: 45,741,195 km (0.111 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 156.6

Radius: 5.5

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 12.46 AU - 15.82 AU

Year: 19421 Days

Day: 21.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 91,305,250 km

• M1: 68,516 km (0.028 R)
• M2: 316,699 km (0.093 R)
• M3: 580,440 km (0.104 R)
• M4: 869,014 km (0.108 R)
• M5: 1,134,101 km (0.096 R)
• M6: 1,589,328 km (0.115 R)
• M7: 2,055,176 km (0.114 R)
• M8: 2,770,553 km (0.117 R)
• M9: 3,347,851 km (0.118 R)
• M10: 3,640,015 km (0.112 R)
• M11: 5,831,175 km (0.074 R)
• M12: 6,585,149 km (0.093 R)
• M13: 9,471,789 km (0.091 R)
• M14: 19,440,542 km (0.065 R)
• M15: 22,957,439 km (0.057 R)
• M16: 25,927,705 km (0.117 R)
• M17: 44,672,318 km (0.084 R)
• M18: 44,942,342 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 218.7

Radius: 3.5

Gravity: 17.85 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 13.2 AU - 17.82 AU

Year: 22310 Days

Day: 17.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 91,305,250 km

• M1: 72,106 km (0.043 R)
• M2: 181,013 km (0.073 R)
• M3: 457,919 km (0.07 R)
• M4: 646,861 km (0.104 R)
• M5: 937,979 km (0.117 R)
• M6: 1,337,405 km (0.096 R)
• M7: 1,962,275 km (0.099 R)
• M8: 2,144,785 km (0.065 R)
• M9: 2,460,586 km (0.109 R)
• M10: 3,729,026 km (0.08 R)
• M11: 4,902,771 km (0.063 R)
• M12: 5,591,071 km (0.057 R)
• M13: 7,545,268 km (0.086 R)
• M14: 7,677,961 km (0.118 R)
• M15: 10,394,359 km (0.107 R)
• M16: 11,233,304 km (0.034 R)
• M17: 12,176,818 km (0.102 R)
• M18: 13,044,635 km (0.086 R)
• M19: 15,041,468 km (0.115 R)
• M20: 15,535,140 km (0.113 R)
• M21: 16,112,439 km (0.073 R)
• M22: 18,324,991 km (0.092 R)
• M23: 18,484,612 km (0.116 R)
• M24: 19,132,670 km (0.116 R)
• M25: 19,379,507 km (0.091 R)
• M26: 21,167,201 km (0.083 R)
• M27: 23,435,105 km (0.062 R)
• M28: 24,097,973 km (0.118 R)
• M29: 27,391,969 km (0.086 R)
• M30: 28,233,307 km (0.09 R)
• M31: 31,542,262 km (0.06 R)
• M32: 32,935,168 km (0.118 R)
• M33: 34,006,289 km (0.046 R)
• M34: 34,611,412 km (0.057 R)
• M35: 35,718,436 km (0.096 R)
• M36: 36,975,956 km (0.118 R)
• M37: 39,712,251 km (0.08 R)
• M38: 40,383,048 km (0.115 R)
• M39: 49,648,242 km (0.098 R)
• M40: 53,947,984 km (0.096 R)
• M41: 54,275,903 km (0.055 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 818.3

Radius: 5.4

Gravity: 28.06 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 15.06 AU - 15.96 AU

Year: 22310 Days

Day: 20.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 163.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 91,305,250 km

• M1: 67,319 km (0.102 R)
• M2: 310,416 km (0.112 R)
• M3: 581,637 km (0.107 R)
• M4: 814,710 km (0.113 R)
• M5: 1,222,215 km (0.079 R)
• M6: 2,249,802 km (0.087 R)
• M7: 2,505,016 km (0.1 R)
• M8: 3,329,301 km (0.043 R)
• M9: 4,570,215 km (0.064 R)
• M10: 5,374,304 km (0.09 R)
• M11: 5,620,542 km (0.099 R)
• M12: 7,062,815 km (0.058 R)
• M13: 8,240,748 km (0.098 R)
• M14: 10,027,695 km (0.09 R)
• M15: 11,645,297 km (0.041 R)
• M16: 12,057,888 km (0.048 R)
• M17: 12,767,281 km (0.097 R)
• M18: 16,909,945 km (0.117 R)
• M19: 19,377,711 km (0.09 R)
• M20: 20,747,280 km (0.105 R)
• M21: 30,342,936 km (0.091 R)
• M22: 32,725,133 km (0.079 R)
• M23: 33,133,834 km (0.084 R)
• M24: 38,762,304 km (0.103 R)
• M25: 39,067,035 km (0.038 R)
• M26: 40,928,781 km (0.112 R)
• M27: 44,660,948 km (0.114 R)
• M28: 47,386,921 km (0.093 R)
• M29: 49,861,419 km (0.041 R)
• M30: 53,543,920 km (0.047 R)
• M31: 54,301,633 km (0.069 R)
• M32: 55,451,443 km (0.11 R)
• M33: 61,238,337 km (0.049 R)
• M34: 61,444,782 km (0.039 R)
• M35: 61,651,676 km (0.031 R)
• M36: 65,025,407 km (0.11 R)
• M37: 71,679,072 km (0.064 R)
• M38: 73,993,949 km (0.075 R)
• M39: 82,488,116 km (0.108 R)
• M40: 82,992,112 km (0.078 R)
• M41: 86,059,915 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 559.6

Radius: 6.9

Gravity: 11.75 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 17.47 AU - 19.55 AU

Year: 29087 Days

Day: 19 Hours

Environment

Temp: -199 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 91,305,250 km

• M1: 98,585 km (0.114 R)
• M2: 325,525 km (0.105 R)
• M3: 626,665 km (0.104 R)
• M4: 1,411,007 km (0.12 R)
• M5: 1,764,208 km (0.075 R)
• M6: 2,131,470 km (0.089 R)
• M7: 2,598,365 km (0.088 R)
• M8: 3,930,235 km (0.087 R)
• M9: 5,051,770 km (0.119 R)
• M10: 5,372,957 km (0.108 R)
• M11: 6,100,751 km (0.098 R)
• M12: 7,187,579 km (0.089 R)
• M13: 9,861,940 km (0.094 R)
• M14: 12,911,942 km (0.117 R)
• M15: 15,179,846 km (0.068 R)
• M16: 16,538,344 km (0.027 R)
• M17: 19,107,538 km (0.105 R)
• M18: 27,398,551 km (0.099 R)
• M19: 27,767,609 km (0.076 R)
• M20: 46,790,175 km (0.074 R)
• M21: 76,335,904 km (0.069 R)
• M22: 80,287,532 km (0.097 R)
• M23: 80,790,928 km (0.078 R)
• M24: 89,943,775 km (0.118 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 294 - 19,810 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit