🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 49.4

Radius: 9.5

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.52 AU - 0.84 AU

Year: 368 Days

Day: 7 Hours

Environment

Temp: -137 °C

Axial Tilt: 64.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 37,134,556 km

• M1: 118,182 km (0.075 R)
• M2: 498,909 km (0.073 R)
• M3: 981,811 km (0.099 R)
• M4: 1,760,468 km (0.08 R)
• M5: 2,150,918 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.3

Radius: 9.9

Gravity: 7.72 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.36 AU - 2.2 AU

Year: 1558 Days

Day: 14.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 110.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 37,134,556 km

• M1: 125,961 km (0.119 R)
• M2: 442,062 km (0.075 R)
• M3: 1,176,737 km (0.091 R)
• M4: 1,571,376 km (0.104 R)
• M5: 2,216,292 km (0.102 R)
• M6: 2,580,563 km (0.107 R)
• M7: 3,628,347 km (0.106 R)
• M8: 4,855,947 km (0.114 R)
• M9: 6,716,944 km (0.105 R)
• M10: 8,254,212 km (0.082 R)
• M11: 10,114,462 km (0.026 R)
• M12: 10,874,718 km (0.115 R)
• M13: 13,384,821 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.2

Radius: 10.3

Gravity: 7.53 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.11 AU - 2.33 AU

Year: 2170 Days

Day: 13.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 37,134,556 km

• M1: 128,056 km (0.118 R)
• M2: 468,690 km (0.055 R)
• M3: 808,277 km (0.074 R)
• M4: 2,006,556 km (0.113 R)
• M5: 2,613,924 km (0.074 R)
• M6: 3,567,760 km (0.038 R)
• M7: 3,920,212 km (0.042 R)
• M8: 4,377,982 km (0.088 R)
• M9: 4,983,105 km (0.099 R)
• M10: 5,377,295 km (0.118 R)
• M11: 5,717,331 km (0.074 R)
• M12: 7,166,636 km (0.082 R)
• M13: 9,048,726 km (0.058 R)
• M14: 9,922,827 km (0.067 R)
• M15: 11,318,276 km (0.117 R)
• M16: 12,969,537 km (0.05 R)
• M17: 13,807,734 km (0.026 R)
• M18: 14,217,183 km (0.117 R)
• M19: 15,156,059 km (0.107 R)
• M20: 15,986,328 km (0.082 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 248.3

Radius: 4.9

Gravity: 10.34 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 5.02 AU - 8.34 AU

Year: 11326 Days

Day: 19.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 37,134,556 km

• M1: 61,186 km (0.119 R)
• M2: 233,672 km (0.116 R)
• M3: 840,441 km (0.111 R)
• M4: 1,176,138 km (0.118 R)
• M5: 1,518,119 km (0.092 R)
• M6: 1,805,048 km (0.067 R)
• M7: 1,969,456 km (0.07 R)
• M8: 2,597,468 km (0.095 R)
• M9: 2,807,653 km (0.064 R)
• M10: 5,394,948 km (0.051 R)
• M11: 5,643,131 km (0.094 R)
• M12: 6,195,446 km (0.101 R)
• M13: 10,865,443 km (0.081 R)
• M14: 12,560,387 km (0.088 R)
• M15: 16,464,143 km (0.067 R)
• M16: 17,790,029 km (0.093 R)
• M17: 19,256,986 km (0.057 R)
• M18: 23,559,720 km (0.095 R)
• M19: 24,055,487 km (0.113 R)
• M20: 25,068,115 km (0.08 R)
• M21: 27,723,178 km (0.093 R)
• M22: 28,554,793 km (0.052 R)
• M23: 30,559,853 km (0.114 R)
• M24: 34,001,801 km (0.072 R)
• M25: 36,581,167 km (0.098 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: 432 - 11,983 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit