🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.41 AU - 0.69 AU

Year: 147 Days

Day: 24.6 Hours

Environment

Temp: 239 °C

Axial Tilt: 11.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.57 AU - 0.59 AU

Year: 159 Days

Day: 38.2 Hours

Environment

Temp: 235 °C

Axial Tilt: 17.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 81,995,747 km

• M1: 53,257 km (0.109 R)
• M2: 76,744 km (0.076 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.56 AU - 0.72 AU

Year: 184 Days

Day: 14.5 Hours

Environment

Temp: 195 °C

Axial Tilt: 49.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.35 AU - 1.51 AU

Year: 615 Days

Day: 42.3 Hours

Environment

Temp: -23 °C

Axial Tilt: 5.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 81,995,747 km

• M1: 119,230 km (0.092 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.4 AU - 1.52 AU

Year: 635 Days

Day: 45.5 Hours

Environment

Temp: -23 °C

Axial Tilt: 4.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 3.02 AU - 4.48 AU

Year: 2613 Days

Day: 24.5 Hours

Environment

Temp: -112 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.7

Radius: 9.1

Gravity: 9.51 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 5.11 AU - 5.21 AU

Year: 4218 Days

Day: 9.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 81,995,747 km

• M1: 113,545 km (0.108 R)
• M2: 420,968 km (0.047 R)
• M3: 1,078,900 km (0.069 R)
• M4: 1,731,147 km (0.115 R)
• M5: 2,167,823 km (0.054 R)
• M6: 2,780,725 km (0.086 R)
• M7: 3,166,389 km (0.103 R)
• M8: 3,714,814 km (0.106 R)
• M9: 4,396,981 km (0.039 R)
• M10: 4,819,295 km (0.112 R)
• M11: 5,517,469 km (0.079 R)
• M12: 6,981,433 km (0.086 R)
• M13: 7,350,491 km (0.09 R)
• M14: 7,662,104 km (0.112 R)
• M15: 9,395,195 km (0.115 R)
• M16: 10,701,334 km (0.109 R)
• M17: 11,329,346 km (0.094 R)
• M18: 12,076,887 km (0.054 R)
• M19: 13,514,971 km (0.061 R)
• M20: 13,983,661 km (0.107 R)
• M21: 16,083,117 km (0.079 R)
• M22: 18,574,820 km (0.091 R)
• M23: 20,147,093 km (0.097 R)
• M24: 20,485,484 km (0.113 R)
• M25: 21,523,543 km (0.106 R)
• M26: 25,948,199 km (0.102 R)
• M27: 26,429,605 km (0.087 R)
• M28: 27,327,641 km (0.051 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 297

Radius: 6

Gravity: 8.25 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 12.93 AU - 15.31 AU

Year: 19095 Days

Day: 23 Hours

Environment

Temp: -191 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 81,995,747 km

• M1: 87,216 km (0.078 R)
• M2: 343,776 km (0.101 R)
• M3: 753,076 km (0.03 R)
• M4: 1,021,155 km (0.047 R)
• M5: 1,565,243 km (0.033 R)
• M6: 1,784,553 km (0.078 R)
• M7: 2,266,408 km (0.108 R)
• M8: 2,590,586 km (0.101 R)
• M9: 2,786,260 km (0.068 R)
• M10: 3,697,311 km (0.087 R)
• M11: 3,946,093 km (0.105 R)
• M12: 4,416,129 km (0.117 R)
• M13: 5,156,190 km (0.078 R)
• M14: 6,838,119 km (0.094 R)
• M15: 8,470,979 km (0.074 R)
• M16: 9,002,650 km (0.062 R)
• M17: 11,880,464 km (0.073 R)
• M18: 13,429,251 km (0.116 R)
• M19: 14,151,510 km (0.102 R)
• M20: 20,033,249 km (0.089 R)
• M21: 25,931,744 km (0.043 R)
• M22: 27,568,644 km (0.101 R)
• M23: 29,819,942 km (0.107 R)
• M24: 30,709,002 km (0.108 R)
• M25: 30,933,997 km (0.094 R)
• M26: 37,689,239 km (0.086 R)
• M27: 40,998,493 km (0.072 R)
• M28: 41,820,534 km (0.055 R)
• M29: 42,653,644 km (0.056 R)
• M30: 43,497,675 km (0.041 R)
• M31: 43,781,462 km (0.047 R)
• M32: 44,784,516 km (0.107 R)
• M33: 47,134,699 km (0.087 R)
• M34: 51,126,867 km (0.049 R)
• M35: 55,338,646 km (0.114 R)
• M36: 55,671,950 km (0.085 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 399.7

Radius: 4.8

Gravity: 17.35 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 14.12 AU - 23.44 AU

Year: 29290 Days

Day: 19.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 81,995,747 km

• M1: 59,989 km (0.108 R)
• M2: 227,538 km (0.109 R)
• M3: 408,103 km (0.073 R)
• M4: 786,436 km (0.049 R)
• M5: 1,178,233 km (0.118 R)
• M6: 1,499,868 km (0.061 R)
• M7: 1,745,209 km (0.09 R)
• M8: 2,078,812 km (0.094 R)
• M9: 2,477,042 km (0.12 R)
• M10: 3,453,616 km (0.068 R)
• M11: 4,662,966 km (0.104 R)
• M12: 4,995,223 km (0.107 R)
• M13: 7,426,936 km (0.1 R)
• M14: 8,730,532 km (0.08 R)
• M15: 9,640,536 km (0.102 R)
• M16: 10,363,243 km (0.06 R)
• M17: 10,864,845 km (0.109 R)
• M18: 11,647,092 km (0.082 R)
• M19: 14,142,833 km (0.102 R)
• M20: 16,632,291 km (0.103 R)
• M21: 20,063,618 km (0.051 R)
• M22: 31,803,460 km (0.112 R)
• M23: 32,461,092 km (0.074 R)
• M24: 34,488,443 km (0.084 R)
• M25: 37,030,709 km (0.115 R)
• M26: 43,927,171 km (0.081 R)
• M27: 44,415,159 km (0.104 R)
• M28: 48,104,990 km (0.107 R)
• M29: 48,277,477 km (0.053 R)
• M30: 55,516,967 km (0.066 R)
• M31: 58,998,259 km (0.098 R)
• M32: 63,862,284 km (0.086 R)
• M33: 64,908,272 km (0.056 R)
• M34: 69,646,186 km (0.118 R)
• M35: 69,866,843 km (0.063 R)
• M36: 70,977,308 km (0.11 R)
• M37: 75,303,978 km (0.102 R)

Kuiper Belt

Range: 30.5 - 60.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 533 - 18,443 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit