🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.06 AU - 1.16 AU

Year: 415 Days

Day: 44.5 Hours

Environment

Temp: 38 °C

Axial Tilt: 29.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 35,731,394 km

• M1: 150,346 km (0.048 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 2.19 AU - 3.35 AU

Year: 1636 Days

Day: 20.4 Hours

Environment

Temp: -81 °C

Axial Tilt: 48.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 493.3

Radius: 8.4

Gravity: 6.99 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 7.16 AU - 10.42 AU

Year: 9245 Days

Day: 11.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 35,731,394 km

• M1: 132,245 km (0.103 R)
• M2: 802,892 km (0.092 R)
• M3: 1,086,081 km (0.091 R)
• M4: 1,803,702 km (0.035 R)
• M5: 2,407,329 km (0.061 R)
• M6: 2,948,724 km (0.106 R)
• M7: 3,616,379 km (0.114 R)
• M8: 4,037,347 km (0.059 R)
• M9: 5,188,204 km (0.109 R)
• M10: 5,922,580 km (0.044 R)
• M11: 6,760,777 km (0.072 R)
• M12: 7,323,564 km (0.118 R)
• M13: 10,322,403 km (0.104 R)
• M14: 11,480,889 km (0.105 R)
• M15: 14,845,943 km (0.095 R)
• M16: 15,221,284 km (0.084 R)
• M17: 20,462,446 km (0.093 R)
• M18: 21,878,689 km (0.083 R)
• M19: 22,364,882 km (0.101 R)
• M20: 29,261,493 km (0.036 R)
• M21: 30,349,818 km (0.07 R)
• M22: 30,954,642 km (0.073 R)
• M23: 36,765,472 km (0.072 R)
• M24: 37,915,880 km (0.072 R)
• M25: 39,926,325 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401.5

Radius: 13.7

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 7.58 AU - 10.46 AU

Year: 9611 Days

Day: 10.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 35,731,394 km

• M1: 170,542 km (0.101 R)
• M2: 1,099,544 km (0.097 R)
• M3: 1,895,854 km (0.086 R)
• M4: 2,442,335 km (0.12 R)
• M5: 3,052,096 km (0.042 R)
• M6: 4,030,915 km (0.091 R)
• M7: 6,126,482 km (0.109 R)
• M8: 6,891,824 km (0.113 R)
• M9: 8,869,209 km (0.083 R)
• M10: 11,100,461 km (0.113 R)
• M11: 14,150,313 km (0.098 R)
• M12: 16,253,360 km (0.112 R)
• M13: 17,110,107 km (0.119 R)
• M14: 17,583,734 km (0.064 R)
• M15: 21,694,683 km (0.106 R)
• M16: 22,410,210 km (0.112 R)
• M17: 22,977,784 km (0.086 R)
• M18: 23,554,783 km (0.046 R)
• M19: 24,996,458 km (0.074 R)
• M20: 25,694,930 km (0.05 R)
• M21: 27,314,028 km (0.116 R)
• M22: 30,655,745 km (0.107 R)
• M23: 33,941,363 km (0.099 R)
• M24: 35,014,429 km (0.098 R)
• M25: 37,682,357 km (0.085 R)
• M26: 38,254,719 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.7

Radius: 8

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 11.5 AU - 14.28 AU

Year: 16418 Days

Day: 13.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 35,731,394 km

• M1: 101,577 km (0.116 R)
• M2: 391,946 km (0.079 R)
• M3: 1,091,466 km (0.062 R)
• M4: 1,527,544 km (0.038 R)
• M5: 2,439,193 km (0.109 R)
• M6: 2,806,157 km (0.12 R)
• M7: 3,492,063 km (0.097 R)
• M8: 4,520,848 km (0.09 R)
• M9: 5,047,582 km (0.119 R)
• M10: 8,355,041 km (0.084 R)
• M11: 8,892,397 km (0.114 R)
• M12: 9,234,377 km (0.082 R)
• M13: 10,931,715 km (0.066 R)
• M14: 13,767,642 km (0.101 R)
• M15: 14,458,634 km (0.117 R)
• M16: 17,856,750 km (0.056 R)
• M17: 18,332,920 km (0.106 R)
• M18: 25,919,776 km (0.071 R)
• M19: 30,493,581 km (0.09 R)
• M20: 32,063,611 km (0.038 R)
• M21: 32,565,212 km (0.072 R)
• M22: 35,045,545 km (0.042 R)

Asteroid Belt

Center: 13.6 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 14.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 340.5

Radius: 4.8

Gravity: 14.78 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 11.95 AU - 16.67 AU

Year: 19204 Days

Day: 24.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 35,731,394 km

• M1: 65,374 km (0.119 R)
• M2: 304,282 km (0.078 R)
• M3: 900,579 km (0.068 R)
• M4: 1,089,671 km (0.065 R)
• M5: 1,805,646 km (0.1 R)
• M6: 1,998,179 km (0.099 R)
• M7: 4,526,832 km (0.057 R)
• M8: 5,293,969 km (0.06 R)
• M9: 6,066,792 km (0.118 R)
• M10: 6,300,913 km (0.058 R)
• M11: 6,786,956 km (0.099 R)
• M12: 7,473,461 km (0.114 R)
• M13: 8,347,561 km (0.068 R)
• M14: 11,259,185 km (0.089 R)
• M15: 11,732,363 km (0.114 R)
• M16: 20,594,840 km (0.062 R)
• M17: 21,571,115 km (0.093 R)
• M18: 21,751,979 km (0.11 R)
• M19: 23,615,669 km (0.054 R)
• M20: 26,918,940 km (0.11 R)
• M21: 27,763,719 km (0.108 R)
• M22: 29,840,736 km (0.119 R)
• M23: 36,560,672 km (0.09 R)
• M24: 38,651,003 km (0.12 R)
• M25: 40,957,653 km (0.104 R)
• M26: 47,503,457 km (0.1 R)
• M27: 52,560,015 km (0.119 R)
• M28: 56,751,448 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 72

Radius: 6.7

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 12.61 AU - 16.65 AU

Year: 19852 Days

Day: 22.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 35,731,394 km

• M1: 83,326 km (0.073 R)
• M2: 316,399 km (0.073 R)
• M3: 528,529 km (0.055 R)
• M4: 816,655 km (0.099 R)
• M5: 1,197,531 km (0.071 R)
• M6: 1,678,189 km (0.093 R)
• M7: 2,197,892 km (0.116 R)
• M8: 2,540,172 km (0.113 R)
• M9: 2,977,297 km (0.073 R)
• M10: 3,690,729 km (0.115 R)
• M11: 4,433,183 km (0.115 R)
• M12: 6,860,409 km (0.056 R)
• M13: 7,744,831 km (0.106 R)
• M14: 12,521,491 km (0.111 R)
• M15: 13,168,353 km (0.11 R)
• M16: 20,319,430 km (0.085 R)
• M17: 21,744,649 km (0.1 R)
• M18: 23,075,322 km (0.116 R)
• M19: 24,376,524 km (0.066 R)
• M20: 27,751,602 km (0.096 R)
• M21: 35,093,566 km (0.099 R)

Kuiper Belt

Range: 30.9 - 58.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 559 - 12,598 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit