🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.49 AU - 0.77 AU

Year: 190 Days

Day: 35.2 Hours

Environment

Temp: 179 °C

Axial Tilt: 46.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 4.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.4

Radius: 13.8

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 8.02 AU - 10.1 AU

Year: 10385 Days

Day: 11.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 99,910,561 km

• M1: 173,234 km (0.045 R)
• M2: 771,027 km (0.119 R)
• M3: 2,691,714 km (0.108 R)
• M4: 4,779,502 km (0.117 R)
• M5: 6,417,001 km (0.086 R)
• M6: 7,364,105 km (0.03 R)
• M7: 9,004,445 km (0.089 R)
• M8: 12,106,806 km (0.111 R)
• M9: 12,936,476 km (0.092 R)
• M10: 14,058,609 km (0.097 R)
• M11: 20,331,996 km (0.109 R)
• M12: 25,197,817 km (0.115 R)
• M13: 25,868,165 km (0.051 R)
• M14: 28,669,086 km (0.112 R)
• M15: 29,294,554 km (0.104 R)
• M16: 33,585,021 km (0.066 R)
• M17: 34,985,108 km (0.113 R)
• M18: 39,036,068 km (0.117 R)
• M19: 39,547,394 km (0.118 R)
• M20: 46,037,698 km (0.094 R)
• M21: 46,608,713 km (0.102 R)
• M22: 49,983,790 km (0.111 R)

Planet 3 - Ice Giant

Semi-Major Axis: 15.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 108.4

Radius: 3.1

Gravity: 11.28 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 14.23 AU - 17.65 AU

Year: 24234 Days

Day: 18.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 99,910,561 km

• M1: 38,596 km (0.104 R)
• M2: 146,008 km (0.069 R)
• M3: 315,652 km (0.038 R)
• M4: 418,126 km (0.11 R)
• M5: 928,105 km (0.085 R)
• M6: 1,166,714 km (0.078 R)
• M7: 1,941,182 km (0.068 R)
• M8: 2,042,460 km (0.113 R)
• M9: 2,726,571 km (0.091 R)
• M10: 3,120,462 km (0.044 R)
• M11: 3,859,326 km (0.106 R)
• M12: 4,185,000 km (0.073 R)
• M13: 6,022,212 km (0.062 R)
• M14: 13,112,553 km (0.117 R)
• M15: 29,148,996 km (0.1 R)
• M16: 40,747,019 km (0.074 R)

Planet 4 - Ice Giant

Semi-Major Axis: 18.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 652.1

Radius: 7.9

Gravity: 10.45 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 15.03 AU - 22.41 AU

Year: 30843 Days

Day: 21.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 99,910,561 km

• M1: 100,679 km (0.12 R)
• M2: 462,856 km (0.071 R)
• M3: 1,328,579 km (0.05 R)
• M4: 1,639,144 km (0.027 R)
• M5: 2,019,571 km (0.103 R)
• M6: 3,014,547 km (0.034 R)
• M7: 3,588,255 km (0.092 R)
• M8: 4,232,573 km (0.046 R)
• M9: 5,154,095 km (0.114 R)
• M10: 6,019,070 km (0.097 R)
• M11: 6,927,129 km (0.094 R)
• M12: 7,440,400 km (0.102 R)
• M13: 8,201,254 km (0.055 R)
• M14: 9,254,423 km (0.109 R)
• M15: 10,863,049 km (0.092 R)
• M16: 14,874,067 km (0.088 R)
• M17: 15,641,056 km (0.087 R)
• M18: 18,777,974 km (0.078 R)
• M19: 23,542,666 km (0.079 R)
• M20: 24,701,152 km (0.071 R)
• M21: 25,775,863 km (0.098 R)
• M22: 38,767,540 km (0.116 R)
• M23: 40,544,613 km (0.082 R)
• M24: 68,117,595 km (0.039 R)
• M25: 69,049,291 km (0.117 R)
• M26: 71,415,780 km (0.082 R)
• M27: 74,326,356 km (0.064 R)
• M28: 82,209,565 km (0.112 R)
• M29: 85,135,550 km (0.074 R)
• M30: 86,216,394 km (0.11 R)
• M31: 94,617,063 km (0.12 R)
• M32: 96,652,791 km (0.112 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 484 - 15,367 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit