🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.97 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.9

Radius: 10.3

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.95 AU - 4.91 AU

Year: 3286 Days

Day: 12.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 88,294,423 km

• M1: 135,835 km (0.03 R)
• M2: 597,643 km (0.086 R)
• M3: 1,378,245 km (0.093 R)
• M4: 2,262,219 km (0.046 R)
• M5: 4,906,810 km (0.066 R)
• M6: 6,652,917 km (0.091 R)
• M7: 7,186,532 km (0.105 R)
• M8: 7,858,825 km (0.08 R)
• M9: 9,485,103 km (0.064 R)
• M10: 11,043,464 km (0.058 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.1

Radius: 14.2

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 3.29 AU - 4.63 AU

Year: 3324 Days

Day: 14.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 88,294,423 km

• M1: 177,124 km (0.073 R)
• M2: 660,175 km (0.09 R)
• M3: 1,234,930 km (0.098 R)
• M4: 1,737,878 km (0.083 R)
• M5: 3,538,289 km (0.077 R)
• M6: 4,819,894 km (0.036 R)
• M7: 5,816,964 km (0.103 R)
• M8: 6,473,249 km (0.1 R)
• M9: 7,841,023 km (0.099 R)
• M10: 8,380,772 km (0.106 R)
• M11: 10,261,965 km (0.09 R)
• M12: 11,262,176 km (0.078 R)
• M13: 11,745,228 km (0.107 R)
• M14: 12,326,416 km (0.068 R)
• M15: 13,411,898 km (0.087 R)
• M16: 17,690,247 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.6

Radius: 10.8

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 4.82 AU - 6.8 AU

Year: 5906 Days

Day: 9.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 88,294,423 km

• M1: 134,339 km (0.111 R)
• M2: 498,161 km (0.076 R)
• M3: 1,593,068 km (0.056 R)
• M4: 1,967,062 km (0.11 R)
• M5: 2,787,906 km (0.061 R)
• M6: 3,459,750 km (0.094 R)
• M7: 4,165,403 km (0.075 R)
• M8: 6,288,496 km (0.111 R)
• M9: 7,549,008 km (0.082 R)
• M10: 9,373,055 km (0.091 R)
• M11: 9,745,404 km (0.11 R)
• M12: 10,170,561 km (0.109 R)
• M13: 13,192,139 km (0.114 R)
• M14: 15,760,435 km (0.107 R)
• M15: 17,377,887 km (0.115 R)
• M16: 18,131,112 km (0.037 R)
• M17: 23,040,466 km (0.059 R)
• M18: 24,103,359 km (0.11 R)
• M19: 26,082,239 km (0.06 R)
• M20: 26,490,641 km (0.093 R)
• M21: 28,683,597 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 460.8

Radius: 14.3

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 8.09 AU - 11.05 AU

Year: 12486 Days

Day: 5.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 88,294,423 km

• M1: 177,872 km (0.117 R)
• M2: 673,639 km (0.087 R)
• M3: 1,254,378 km (0.088 R)
• M4: 1,858,903 km (0.11 R)
• M5: 2,635,615 km (0.065 R)
• M6: 3,260,037 km (0.055 R)
• M7: 4,255,012 km (0.113 R)
• M8: 5,543,947 km (0.069 R)
• M9: 7,989,274 km (0.114 R)
• M10: 10,092,620 km (0.118 R)
• M11: 12,252,814 km (0.092 R)
• M12: 14,001,164 km (0.098 R)
• M13: 15,705,532 km (0.082 R)
• M14: 19,999,889 km (0.07 R)
• M15: 20,647,947 km (0.118 R)
• M16: 22,243,408 km (0.061 R)
• M17: 23,381,549 km (0.091 R)
• M18: 24,466,283 km (0.106 R)
• M19: 27,921,994 km (0.118 R)
• M20: 29,349,756 km (0.077 R)
• M21: 30,505,250 km (0.119 R)
• M22: 31,690,963 km (0.11 R)
• M23: 33,244,088 km (0.101 R)
• M24: 35,905,135 km (0.105 R)
• M25: 36,382,053 km (0.113 R)
• M26: 45,567,212 km (0.072 R)
• M27: 46,266,881 km (0.119 R)
• M28: 47,115,999 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 869.7

Radius: 5.1

Gravity: 33.44 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 11.19 AU - 16.89 AU

Year: 22188 Days

Day: 22.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 88,294,423 km

• M1: 63,429 km (0.111 R)
• M2: 266,284 km (0.103 R)
• M3: 845,976 km (0.119 R)
• M4: 1,193,941 km (0.119 R)
• M5: 1,509,293 km (0.108 R)
• M6: 2,000,273 km (0.118 R)
• M7: 2,282,714 km (0.06 R)
• M8: 3,148,437 km (0.061 R)
• M9: 8,484,593 km (0.098 R)
• M10: 9,107,369 km (0.119 R)
• M11: 11,359,116 km (0.1 R)
• M12: 11,698,703 km (0.097 R)
• M13: 12,977,166 km (0.105 R)
• M14: 18,276,521 km (0.104 R)
• M15: 19,505,019 km (0.035 R)
• M16: 22,976,438 km (0.098 R)
• M17: 24,182,197 km (0.101 R)
• M18: 24,518,193 km (0.059 R)
• M19: 25,893,447 km (0.095 R)
• M20: 28,546,864 km (0.063 R)
• M21: 39,409,465 km (0.076 R)
• M22: 39,719,282 km (0.108 R)
• M23: 40,030,745 km (0.082 R)
• M24: 41,772,812 km (0.104 R)
• M25: 42,581,089 km (0.034 R)
• M26: 47,126,920 km (0.06 R)
• M27: 47,826,738 km (0.098 R)
• M28: 53,297,682 km (0.036 R)
• M29: 55,598,049 km (0.072 R)
• M30: 57,167,779 km (0.093 R)
• M31: 58,565,472 km (0.087 R)
• M32: 70,803,924 km (0.099 R)
• M33: 77,637,705 km (0.08 R)
• M34: 84,126,662 km (0.102 R)
• M35: 86,454,554 km (0.086 R)
• M36: 87,766,079 km (0.115 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 435 - 20,353 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit