🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.5 AU - 0.68 AU

Year: 293 Days

Day: 24.3 Hours

Environment

Temp: -126 °C

Axial Tilt: 3.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 11,489,932 km

• M1: 636,389 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.1

Radius: 14.7

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.9 AU - 0.94 AU

Year: 570 Days

Day: 6.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 11,489,932 km

• M1: 186,100 km (0.118 R)
• M2: 299,196 km (0.054 R)
• M3: 439,369 km (0.069 R)
• M4: 566,228 km (0.059 R)
• M5: 659,876 km (0.113 R)
• M6: 870,360 km (0.043 R)
• M7: 1,045,390 km (0.118 R)
• M8: 1,156,691 km (0.063 R)
• M9: 1,321,847 km (0.086 R)
• M10: 1,438,234 km (0.112 R)
• M11: 1,627,924 km (0.051 R)
• M12: 1,781,561 km (0.04 R)
• M13: 1,992,195 km (0.089 R)
• M14: 2,187,420 km (0.106 R)
• M15: 2,438,894 km (0.049 R)
• M16: 2,584,303 km (0.025 R)
• M17: 2,758,884 km (0.065 R)
• M18: 2,910,726 km (0.061 R)
• M19: 3,031,451 km (0.045 R)
• M20: 3,174,616 km (0.071 R)
• M21: 3,271,406 km (0.094 R)
• M22: 3,482,040 km (0.108 R)
• M23: 3,639,567 km (0.093 R)
• M24: 3,740,994 km (0.113 R)
• M25: 3,894,930 km (0.096 R)
• M26: 4,141,318 km (0.107 R)
• M27: 4,316,048 km (0.112 R)
• M28: 4,579,041 km (0.106 R)
• M29: 4,704,703 km (0.077 R)
• M30: 4,911,298 km (0.095 R)
• M31: 5,177,882 km (0.117 R)
• M32: 5,391,358 km (0.111 R)
• M33: 5,683,373 km (0.114 R)
• M34: 5,801,705 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.3

Radius: 10.8

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.94 AU - 0.98 AU

Year: 607 Days

Day: 12.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 11,489,932 km

• M1: 135,386 km (0.1 R)
• M2: 203,603 km (0.087 R)
• M3: 273,465 km (0.092 R)
• M4: 350,957 km (0.119 R)
• M5: 425,008 km (0.063 R)
• M6: 514,317 km (0.109 R)
• M7: 600,486 km (0.116 R)
• M8: 811,868 km (0.11 R)
• M9: 952,041 km (0.08 R)
• M10: 1,038,957 km (0.112 R)
• M11: 1,187,807 km (0.045 R)
• M12: 1,376,450 km (0.06 R)
• M13: 1,585,887 km (0.057 R)
• M14: 1,800,410 km (0.108 R)
• M15: 1,926,970 km (0.056 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 53.7

Radius: 11.2

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.72 AU - 4.24 AU

Year: 4192 Days

Day: 11.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 11,489,932 km

• M1: 140,323 km (0.076 R)
• M2: 230,082 km (0.028 R)
• M3: 327,320 km (0.117 R)
• M4: 640,877 km (0.056 R)
• M5: 852,109 km (0.1 R)
• M6: 956,080 km (0.093 R)
• M7: 1,027,887 km (0.105 R)
• M8: 1,192,893 km (0.087 R)
• M9: 1,318,556 km (0.111 R)
• M10: 1,415,944 km (0.075 R)
• M11: 1,722,919 km (0.112 R)
• M12: 1,839,007 km (0.099 R)
• M13: 1,976,487 km (0.068 R)
• M14: 2,107,834 km (0.118 R)
• M15: 2,261,770 km (0.089 R)
• M16: 2,469,412 km (0.115 R)
• M17: 2,662,842 km (0.069 R)
• M18: 2,745,869 km (0.093 R)
• M19: 3,173,868 km (0.098 R)
• M20: 3,317,482 km (0.077 R)
• M21: 3,508,818 km (0.088 R)
• M22: 3,634,480 km (0.11 R)
• M23: 4,104,218 km (0.072 R)
• M24: 4,236,911 km (0.098 R)
• M25: 4,832,460 km (0.119 R)
• M26: 5,533,775 km (0.056 R)
• M27: 5,788,091 km (0.116 R)
• M28: 6,005,457 km (0.104 R)
• M29: 6,294,630 km (0.086 R)
• M30: 6,560,315 km (0.097 R)
• M31: 6,744,171 km (0.086 R)
• M32: 7,277,039 km (0.084 R)
• M33: 7,570,849 km (0.086 R)
• M34: 7,853,439 km (0.094 R)
• M35: 8,109,401 km (0.056 R)
• M36: 8,306,871 km (0.115 R)
• M37: 8,613,845 km (0.06 R)
• M38: 8,815,503 km (0.06 R)
• M39: 8,955,976 km (0.079 R)
• M40: 9,160,177 km (0.113 R)
• M41: 9,429,603 km (0.114 R)
• M42: 9,750,041 km (0.116 R)
• M43: 10,715,845 km (0.067 R)
• M44: 11,404,893 km (0.071 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 162 - 18,817 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit