🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.52 AU - 0.64 AU

Year: 188 Days

Day: 12.3 Hours

Environment

Temp: 21 °C

Axial Tilt: 6.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.34 AU - 1.48 AU

Year: 711 Days

Day: 29.4 Hours

Environment

Temp: -86 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 96,040,900 km

• M1: 739,013 km (0.084 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.97 AU - 2.29 AU

Year: 1320 Days

Day: 15.3 Hours

Environment

Temp: -113 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 96,040,900 km

• M1: 140,472 km (0.047 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.81 AU - 2.65 AU

Year: 1414 Days

Day: 18.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 29 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.2 AU - 2.9 AU

Year: 1729 Days

Day: 17 Hours

Environment

Temp: -132 °C

Axial Tilt: 112.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 96,040,900 km

• M1: 430,094 km (0.115 R)

Asteroid Belt

Center: 3.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.4

Radius: 10

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 4.06 AU - 6.38 AU

Year: 5064 Days

Day: 8.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 110.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 96,040,900 km

• M1: 124,914 km (0.091 R)
• M2: 458,966 km (0.059 R)
• M3: 864,376 km (0.069 R)
• M4: 1,498,971 km (0.037 R)
• M5: 1,869,973 km (0.089 R)
• M6: 2,481,230 km (0.113 R)
• M7: 2,953,511 km (0.058 R)
• M8: 6,129,324 km (0.106 R)
• M9: 6,933,562 km (0.114 R)
• M10: 7,377,569 km (0.083 R)
• M11: 7,908,043 km (0.101 R)
• M12: 9,888,419 km (0.078 R)
• M13: 10,451,655 km (0.105 R)
• M14: 17,606,622 km (0.084 R)
• M15: 19,786,862 km (0.098 R)
• M16: 23,175,553 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 376.6

Radius: 6.2

Gravity: 9.8 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 10.51 AU - 11.51 AU

Year: 15512 Days

Day: 18.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 96,040,900 km

• M1: 77,043 km (0.057 R)
• M2: 280,496 km (0.112 R)
• M3: 907,909 km (0.069 R)
• M4: 1,481,617 km (0.116 R)
• M5: 2,695,604 km (0.086 R)
• M6: 2,982,982 km (0.096 R)
• M7: 3,593,341 km (0.104 R)
• M8: 5,428,308 km (0.037 R)
• M9: 5,887,723 km (0.116 R)
• M10: 6,684,182 km (0.084 R)
• M11: 7,422,149 km (0.102 R)
• M12: 8,167,894 km (0.113 R)
• M13: 11,312,741 km (0.061 R)
• M14: 20,016,494 km (0.109 R)
• M15: 20,684,898 km (0.081 R)
• M16: 21,890,058 km (0.069 R)
• M17: 22,778,969 km (0.08 R)
• M18: 24,439,505 km (0.057 R)
• M19: 25,492,973 km (0.106 R)
• M20: 29,472,426 km (0.118 R)
• M21: 34,318,649 km (0.056 R)
• M22: 35,275,328 km (0.1 R)
• M23: 36,126,839 km (0.081 R)
• M24: 44,840,316 km (0.078 R)
• M25: 47,291,926 km (0.045 R)
• M26: 47,733,689 km (0.093 R)
• M27: 49,225,927 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 743.4

Radius: 7.8

Gravity: 12.22 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 12.88 AU - 19.16 AU

Year: 27225 Days

Day: 23.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 96,040,900 km

• M1: 169,345 km (0.084 R)
• M2: 482,603 km (0.083 R)
• M3: 853,157 km (0.108 R)
• M4: 1,358,049 km (0.105 R)
• M5: 2,819,172 km (0.118 R)
• M6: 5,116,247 km (0.068 R)
• M7: 5,572,221 km (0.117 R)
• M8: 6,009,945 km (0.039 R)
• M9: 6,855,771 km (0.105 R)
• M10: 7,307,258 km (0.095 R)
• M11: 12,600,778 km (0.108 R)
• M12: 13,509,735 km (0.116 R)
• M13: 17,771,778 km (0.078 R)
• M14: 18,147,119 km (0.077 R)
• M15: 19,108,734 km (0.112 R)
• M16: 21,238,111 km (0.073 R)
• M17: 23,520,824 km (0.079 R)
• M18: 25,962,112 km (0.116 R)
• M19: 35,314,373 km (0.068 R)
• M20: 38,661,326 km (0.104 R)
• M21: 40,250,354 km (0.083 R)
• M22: 48,305,003 km (0.088 R)
• M23: 59,435,384 km (0.08 R)
• M24: 60,486,309 km (0.117 R)
• M25: 62,841,578 km (0.1 R)
• M26: 66,600,972 km (0.09 R)
• M27: 74,807,313 km (0.096 R)
• M28: 92,067,466 km (0.112 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 478 - 13,960 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit