🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.38 AU - 0.64 AU

Year: 127 Days

Day: 39.6 Hours

Environment

Temp: 278 °C

Axial Tilt: 31.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.11 AU - 1.19 AU

Year: 431 Days

Day: 29.6 Hours

Environment

Temp: 25 °C

Axial Tilt: 9.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.78 AU - 3.42 AU

Year: 1909 Days

Day: 25 Hours

Environment

Temp: -102 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,675,947 km

• M1: 167,998 km (0.05 R)

Asteroid Belt

Center: 4.81 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.9

Radius: 8.8

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 4.94 AU - 8.1 AU

Year: 5824 Days

Day: 6.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 51,675,947 km

• M1: 112,946 km (0.101 R)
• M2: 397,631 km (0.046 R)
• M3: 1,139,936 km (0.087 R)
• M4: 1,810,433 km (0.119 R)
• M5: 2,161,240 km (0.115 R)
• M6: 2,773,245 km (0.098 R)
• M7: 3,397,068 km (0.075 R)
• M8: 3,934,873 km (0.059 R)
• M9: 4,316,347 km (0.071 R)
• M10: 4,722,356 km (0.115 R)
• M11: 5,024,244 km (0.059 R)
• M12: 6,124,986 km (0.111 R)
• M13: 7,279,432 km (0.111 R)
• M14: 7,752,012 km (0.11 R)
• M15: 9,568,878 km (0.091 R)
• M16: 10,053,874 km (0.096 R)
• M17: 10,942,037 km (0.113 R)
• M18: 11,427,632 km (0.093 R)
• M19: 11,789,808 km (0.099 R)
• M20: 14,074,467 km (0.082 R)
• M21: 15,239,236 km (0.096 R)
• M22: 16,012,956 km (0.068 R)
• M23: 18,430,158 km (0.077 R)
• M24: 24,569,057 km (0.044 R)
• M25: 25,021,141 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.2

Radius: 11.1

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 5.83 AU - 7.31 AU

Year: 5891 Days

Day: 6.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 51,675,947 km

• M1: 141,071 km (0.104 R)
• M2: 524,041 km (0.103 R)
• M3: 964,158 km (0.078 R)
• M4: 1,385,276 km (0.11 R)
• M5: 2,221,828 km (0.085 R)
• M6: 2,682,140 km (0.119 R)
• M7: 3,166,089 km (0.074 R)
• M8: 3,664,101 km (0.108 R)
• M9: 5,682,924 km (0.115 R)
• M10: 6,453,503 km (0.114 R)
• M11: 6,914,713 km (0.085 R)
• M12: 8,051,806 km (0.041 R)
• M13: 8,586,768 km (0.079 R)
• M14: 9,643,528 km (0.095 R)
• M15: 12,310,259 km (0.04 R)
• M16: 13,229,239 km (0.073 R)
• M17: 14,636,506 km (0.095 R)
• M18: 15,318,672 km (0.087 R)
• M19: 16,685,399 km (0.027 R)
• M20: 18,522,460 km (0.099 R)
• M21: 20,914,530 km (0.112 R)
• M22: 21,416,581 km (0.072 R)
• M23: 25,159,220 km (0.047 R)
• M24: 29,585,372 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 950.8

Radius: 14

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 7.92 AU - 8.52 AU

Year: 8245 Days

Day: 14.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 51,675,947 km

• M1: 174,282 km (0.111 R)
• M2: 743,950 km (0.09 R)
• M3: 1,180,477 km (0.105 R)
• M4: 2,165,130 km (0.099 R)
• M5: 3,694,170 km (0.075 R)
• M6: 4,557,200 km (0.112 R)
• M7: 5,517,768 km (0.097 R)
• M8: 5,993,938 km (0.094 R)
• M9: 7,924,648 km (0.106 R)
• M10: 10,342,150 km (0.044 R)
• M11: 13,886,572 km (0.113 R)
• M12: 14,324,894 km (0.119 R)
• M13: 17,295,159 km (0.077 R)
• M14: 18,545,648 km (0.084 R)
• M15: 19,077,768 km (0.071 R)
• M16: 19,541,970 km (0.104 R)
• M17: 20,654,380 km (0.039 R)
• M18: 21,226,292 km (0.118 R)
• M19: 21,724,902 km (0.08 R)
• M20: 23,355,519 km (0.093 R)
• M21: 27,150,368 km (0.115 R)
• M22: 35,587,389 km (0.106 R)
• M23: 41,227,378 km (0.071 R)
• M24: 45,347,453 km (0.093 R)
• M25: 46,873,202 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.7

Radius: 9.2

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 8.79 AU - 12.71 AU

Year: 12331 Days

Day: 13.7 Hours

Environment

Temp: -164 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 51,675,947 km

• M1: 114,442 km (0.045 R)
• M2: 579,991 km (0.116 R)
• M3: 1,097,001 km (0.099 R)
• M4: 1,538,016 km (0.066 R)
• M5: 2,578,020 km (0.082 R)
• M6: 4,279,397 km (0.083 R)
• M7: 5,203,912 km (0.094 R)
• M8: 5,964,766 km (0.089 R)
• M9: 6,728,314 km (0.112 R)
• M10: 8,209,632 km (0.119 R)
• M11: 8,652,591 km (0.081 R)
• M12: 9,763,056 km (0.103 R)
• M13: 11,062,314 km (0.061 R)
• M14: 12,737,511 km (0.101 R)
• M15: 14,986,715 km (0.112 R)
• M16: 16,967,241 km (0.12 R)
• M17: 17,357,093 km (0.112 R)
• M18: 20,694,921 km (0.066 R)
• M19: 22,203,914 km (0.094 R)
• M20: 24,768,770 km (0.082 R)
• M21: 30,766,448 km (0.036 R)
• M22: 32,828,954 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 160.1

Radius: 13.8

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 10.12 AU - 11.54 AU

Year: 12469 Days

Day: 11.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 51,675,947 km

• M1: 173,683 km (0.107 R)
• M2: 653,892 km (0.109 R)
• M3: 1,156,392 km (0.044 R)
• M4: 2,083,599 km (0.093 R)
• M5: 3,011,704 km (0.119 R)
• M6: 4,324,426 km (0.087 R)
• M7: 4,901,873 km (0.107 R)
• M8: 6,507,507 km (0.076 R)
• M9: 11,400,255 km (0.072 R)
• M10: 12,455,519 km (0.062 R)
• M11: 16,446,491 km (0.053 R)
• M12: 17,014,813 km (0.087 R)
• M13: 18,057,809 km (0.102 R)
• M14: 19,701,441 km (0.105 R)
• M15: 20,415,023 km (0.068 R)
• M16: 21,667,606 km (0.087 R)
• M17: 22,892,813 km (0.071 R)
• M18: 23,841,562 km (0.095 R)
• M19: 25,817,601 km (0.113 R)
• M20: 27,019,619 km (0.095 R)
• M21: 33,595,343 km (0.062 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 957.8

Radius: 8.7

Gravity: 12.65 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 10.04 AU - 12.88 AU

Year: 13572 Days

Day: 13.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 51,675,947 km

• M1: 108,159 km (0.087 R)
• M2: 459,714 km (0.111 R)
• M3: 875,447 km (0.072 R)
• M4: 1,301,501 km (0.088 R)
• M5: 1,658,891 km (0.035 R)
• M6: 2,422,887 km (0.116 R)
• M7: 2,778,481 km (0.097 R)
• M8: 3,539,785 km (0.117 R)
• M9: 6,246,459 km (0.055 R)
• M10: 9,384,873 km (0.049 R)
• M11: 10,552,484 km (0.109 R)
• M12: 10,903,142 km (0.12 R)
• M13: 12,774,910 km (0.079 R)
• M14: 14,348,081 km (0.099 R)
• M15: 15,741,735 km (0.036 R)
• M16: 18,796,075 km (0.038 R)
• M17: 19,749,013 km (0.098 R)
• M18: 20,733,816 km (0.118 R)
• M19: 25,626,414 km (0.054 R)
• M20: 27,014,084 km (0.111 R)
• M21: 28,338,923 km (0.074 R)
• M22: 28,790,110 km (0.073 R)
• M23: 34,455,082 km (0.112 R)
• M24: 37,887,306 km (0.114 R)
• M25: 45,731,171 km (0.119 R)
• M26: 49,214,708 km (0.119 R)
• M27: 49,539,933 km (0.103 R)
• M28: 52,362,396 km (0.083 R)
• M29: 55,114,997 km (0.117 R)
• M30: 57,601,613 km (0.091 R)
• M31: 58,689,638 km (0.045 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 94

Radius: 5.8

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 16.2 AU - 22.88 AU

Year: 30218 Days

Day: 20.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 51,675,947 km

• M1: 72,705 km (0.06 R)
• M2: 308,172 km (0.103 R)
• M3: 516,711 km (0.071 R)
• M4: 917,783 km (0.053 R)
• M5: 1,122,134 km (0.088 R)
• M6: 1,424,022 km (0.084 R)
• M7: 4,378,580 km (0.101 R)
• M8: 4,774,566 km (0.052 R)
• M9: 5,923,028 km (0.115 R)
• M10: 7,454,312 km (0.108 R)
• M11: 7,930,034 km (0.098 R)
• M12: 8,564,328 km (0.115 R)
• M13: 9,831,422 km (0.066 R)
• M14: 10,942,187 km (0.118 R)
• M15: 11,958,854 km (0.082 R)
• M16: 12,370,697 km (0.116 R)
• M17: 17,395,689 km (0.05 R)
• M18: 19,013,889 km (0.06 R)
• M19: 21,409,998 km (0.112 R)
• M20: 24,844,466 km (0.117 R)
• M21: 26,493,334 km (0.115 R)
• M22: 27,904,790 km (0.111 R)
• M23: 28,733,562 km (0.067 R)
• M24: 30,223,108 km (0.05 R)
• M25: 33,703,054 km (0.09 R)
• M26: 33,936,427 km (0.054 R)
• M27: 46,589,265 km (0.077 R)
• M28: 47,754,632 km (0.106 R)

Kuiper Belt

Range: 31.4 - 53.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 551 - 19,584 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit