🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.85 AU - 1.31 AU

Year: 425 Days

Day: 47.6 Hours

Environment

Temp: -12 °C

Axial Tilt: 0.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 39,183,228 km

• M1: 41,887 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.03 AU - 1.65 AU

Year: 587 Days

Day: 46.6 Hours

Environment

Temp: -42 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.61 AU - 1.75 AU

Year: 825 Days

Day: 35.7 Hours

Environment

Temp: -55 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,183,228 km

• M1: 32,912 km (0.073 R)

Asteroid Belt

Center: 2.11 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 2.15 AU - 2.93 AU

Year: 1533 Days

Day: 46.9 Hours

Environment

Temp: -93 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628.2

Radius: 9.1

Gravity: 7.59 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 3.7 AU - 5.46 AU

Year: 3712 Days

Day: 10.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 39,183,228 km

• M1: 113,246 km (0.09 R)
• M2: 456,722 km (0.107 R)
• M3: 897,737 km (0.108 R)
• M4: 1,479,373 km (0.054 R)
• M5: 1,951,055 km (0.054 R)
• M6: 2,458,791 km (0.091 R)
• M7: 2,794,189 km (0.068 R)
• M8: 3,251,809 km (0.056 R)
• M9: 4,074,747 km (0.099 R)
• M10: 5,574,166 km (0.119 R)
• M11: 6,128,277 km (0.044 R)
• M12: 7,944,096 km (0.1 R)
• M13: 9,086,575 km (0.05 R)
• M14: 9,542,100 km (0.052 R)
• M15: 10,294,577 km (0.044 R)
• M16: 10,958,343 km (0.11 R)
• M17: 11,650,383 km (0.059 R)
• M18: 12,509,673 km (0.039 R)
• M19: 13,265,591 km (0.106 R)
• M20: 14,816,323 km (0.088 R)
• M21: 15,394,518 km (0.084 R)
• M22: 18,274,128 km (0.075 R)
• M23: 22,303,696 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.8

Radius: 14.5

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 5.44 AU - 8.24 AU

Year: 6775 Days

Day: 5.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 39,183,228 km

• M1: 182,061 km (0.114 R)
• M2: 981,362 km (0.102 R)
• M3: 1,646,474 km (0.088 R)
• M4: 2,908,781 km (0.06 R)
• M5: 3,610,395 km (0.073 R)
• M6: 4,467,890 km (0.095 R)
• M7: 5,354,856 km (0.098 R)
• M8: 9,426,311 km (0.09 R)
• M9: 10,000,767 km (0.114 R)
• M10: 11,178,102 km (0.028 R)
• M11: 12,220,650 km (0.115 R)
• M12: 15,580,768 km (0.066 R)
• M13: 17,673,044 km (0.114 R)
• M14: 18,430,158 km (0.114 R)
• M15: 20,703,747 km (0.034 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114

Radius: 9.7

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 8.05 AU - 9.29 AU

Year: 9669 Days

Day: 13.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 39,183,228 km

• M1: 122,371 km (0.068 R)
• M2: 470,934 km (0.1 R)
• M3: 799,750 km (0.09 R)
• M4: 1,120,338 km (0.109 R)
• M5: 1,462,918 km (0.028 R)
• M6: 2,132,368 km (0.12 R)
• M7: 2,553,636 km (0.102 R)
• M8: 3,121,060 km (0.099 R)
• M9: 3,854,988 km (0.09 R)
• M10: 6,385,286 km (0.073 R)
• M11: 7,006,117 km (0.065 R)
• M12: 9,499,914 km (0.057 R)
• M13: 10,392,714 km (0.041 R)
• M14: 10,816,524 km (0.113 R)
• M15: 11,698,703 km (0.075 R)
• M16: 12,344,367 km (0.115 R)
• M17: 13,606,375 km (0.08 R)
• M18: 16,046,316 km (0.111 R)
• M19: 16,843,523 km (0.093 R)
• M20: 19,777,586 km (0.058 R)
• M21: 20,495,058 km (0.101 R)
• M22: 24,942,902 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225

Radius: 10.9

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 9.52 AU - 12.32 AU

Year: 13667 Days

Day: 12.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 39,183,228 km

• M1: 135,835 km (0.04 R)
• M2: 573,708 km (0.117 R)
• M3: 1,146,219 km (0.115 R)
• M4: 1,921,136 km (0.09 R)
• M5: 2,506,812 km (0.112 R)
• M6: 5,488,895 km (0.042 R)
• M7: 6,351,926 km (0.1 R)
• M8: 6,816,128 km (0.115 R)
• M9: 7,302,919 km (0.062 R)
• M10: 7,974,464 km (0.097 R)
• M11: 10,578,963 km (0.059 R)
• M12: 13,126,465 km (0.088 R)
• M13: 17,675,886 km (0.097 R)
• M14: 20,532,906 km (0.047 R)
• M15: 24,282,278 km (0.063 R)
• M16: 32,788,413 km (0.101 R)
• M17: 33,531,166 km (0.097 R)
• M18: 36,051,292 km (0.076 R)
• M19: 36,956,658 km (0.093 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 43.7

Radius: 6

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 16.54 AU - 19.74 AU

Year: 29262 Days

Day: 20.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 39,183,228 km

• M1: 89,160 km (0.116 R)
• M2: 457,919 km (0.101 R)
• M3: 1,273,826 km (0.106 R)
• M4: 1,853,966 km (0.055 R)
• M5: 2,672,566 km (0.107 R)
• M6: 2,869,886 km (0.04 R)
• M7: 4,239,604 km (0.094 R)
• M8: 4,904,716 km (0.057 R)
• M9: 5,996,481 km (0.114 R)
• M10: 11,679,704 km (0.05 R)
• M11: 12,317,440 km (0.118 R)
• M12: 12,810,814 km (0.105 R)
• M13: 13,662,026 km (0.107 R)
• M14: 14,490,050 km (0.08 R)
• M15: 16,245,730 km (0.075 R)
• M16: 23,838,720 km (0.057 R)
• M17: 24,177,110 km (0.114 R)
• M18: 32,974,063 km (0.114 R)
• M19: 34,030,673 km (0.087 R)
• M20: 34,459,570 km (0.059 R)
• M21: 37,563,577 km (0.102 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 341 - 16,593 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit