🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.7

Radius: 12.3

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.84 AU - 1.2 AU

Year: 699 Days

Day: 9.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 96,904,478 km

• M1: 153,039 km (0.094 R)
• M2: 544,985 km (0.117 R)
• M3: 1,018,462 km (0.114 R)
• M4: 1,648,718 km (0.111 R)
• M5: 2,170,964 km (0.116 R)
• M6: 2,652,370 km (0.027 R)
• M7: 3,265,273 km (0.073 R)
• M8: 3,998,901 km (0.068 R)
• M9: 4,920,274 km (0.109 R)
• M10: 5,405,569 km (0.025 R)
• M11: 7,077,475 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252.7

Radius: 13.9

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.84 AU - 2.54 AU

Year: 2198 Days

Day: 10.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 96,904,478 km

• M1: 172,935 km (0.083 R)
• M2: 1,068,278 km (0.111 R)
• M3: 1,572,872 km (0.106 R)
• M4: 4,318,143 km (0.08 R)
• M5: 5,036,063 km (0.115 R)
• M6: 6,566,599 km (0.101 R)
• M7: 8,137,227 km (0.049 R)
• M8: 9,114,849 km (0.114 R)
• M9: 10,396,454 km (0.074 R)
• M10: 11,373,178 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 935.3

Radius: 8.6

Gravity: 12.65 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.48 AU - 3.44 AU

Year: 3454 Days

Day: 14.8 Hours

Environment

Temp: -212 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 96,904,478 km

• M1: 106,962 km (0.089 R)
• M2: 581,188 km (0.112 R)
• M3: 969,245 km (0.095 R)
• M4: 1,449,005 km (0.1 R)
• M5: 1,916,947 km (0.107 R)
• M6: 3,008,264 km (0.071 R)
• M7: 4,054,701 km (0.089 R)
• M8: 5,246,547 km (0.101 R)
• M9: 6,230,751 km (0.11 R)
• M10: 6,877,463 km (0.112 R)
• M11: 9,126,218 km (0.12 R)
• M12: 9,636,646 km (0.09 R)
• M13: 10,165,923 km (0.097 R)
• M14: 10,843,901 km (0.115 R)
• M15: 12,336,888 km (0.099 R)
• M16: 13,405,465 km (0.116 R)
• M17: 15,068,096 km (0.115 R)
• M18: 16,459,356 km (0.113 R)
• M19: 17,334,204 km (0.118 R)
• M20: 17,995,128 km (0.089 R)
• M21: 18,923,383 km (0.092 R)
• M22: 19,883,352 km (0.117 R)
• M23: 21,899,782 km (0.062 R)
• M24: 23,245,265 km (0.11 R)
• M25: 23,901,401 km (0.112 R)
• M26: 25,022,488 km (0.105 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 472.9

Radius: 5.1

Gravity: 18.18 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 8.01 AU - 9.35 AU

Year: 17345 Days

Day: 19.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 59.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 96,904,478 km

• M1: 65,823 km (0.048 R)
• M2: 261,497 km (0.104 R)
• M3: 530,474 km (0.11 R)
• M4: 972,835 km (0.077 R)
• M5: 1,320,201 km (0.099 R)
• M6: 4,954,681 km (0.075 R)
• M7: 5,705,064 km (0.093 R)
• M8: 9,418,532 km (0.103 R)
• M9: 9,790,582 km (0.106 R)
• M10: 12,867,511 km (0.097 R)
• M11: 13,592,163 km (0.119 R)
• M12: 14,135,952 km (0.106 R)
• M13: 20,839,133 km (0.053 R)
• M14: 21,198,317 km (0.091 R)
• M15: 23,634,668 km (0.112 R)
• M16: 26,881,690 km (0.085 R)
• M17: 36,923,746 km (0.113 R)
• M18: 42,266,784 km (0.03 R)
• M19: 42,553,862 km (0.117 R)
• M20: 44,600,062 km (0.034 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 984.9

Radius: 6.9

Gravity: 20.69 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 10.57 AU - 10.97 AU

Year: 23973 Days

Day: 20.1 Hours

Environment

Temp: -245 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 96,904,478 km

• M1: 85,869 km (0.105 R)
• M2: 368,908 km (0.115 R)
• M3: 1,279,211 km (0.063 R)
• M4: 2,327,144 km (0.057 R)
• M5: 2,546,156 km (0.079 R)
• M6: 2,805,858 km (0.063 R)
• M7: 3,857,680 km (0.034 R)
• M8: 4,131,145 km (0.031 R)
• M9: 5,697,435 km (0.104 R)
• M10: 6,661,444 km (0.101 R)
• M11: 9,205,804 km (0.098 R)
• M12: 9,946,613 km (0.052 R)
• M13: 10,726,467 km (0.059 R)
• M14: 11,476,401 km (0.089 R)
• M15: 11,900,062 km (0.077 R)
• M16: 12,188,187 km (0.111 R)
• M17: 13,465,005 km (0.042 R)
• M18: 15,501,331 km (0.083 R)
• M19: 23,609,835 km (0.056 R)
• M20: 24,065,211 km (0.051 R)
• M21: 24,993,316 km (0.07 R)
• M22: 25,347,414 km (0.074 R)
• M23: 25,704,953 km (0.098 R)
• M24: 26,065,783 km (0.046 R)
• M25: 26,797,616 km (0.082 R)
• M26: 27,417,699 km (0.111 R)
• M27: 40,443,036 km (0.107 R)
• M28: 45,153,425 km (0.103 R)
• M29: 46,208,239 km (0.118 R)
• M30: 51,539,159 km (0.096 R)
• M31: 65,169,320 km (0.069 R)
• M32: 66,064,963 km (0.112 R)
• M33: 68,110,115 km (0.025 R)
• M34: 72,805,245 km (0.21 R)
• M35: 78,214,105 km (0.11 R)
• M36: 89,547,341 km (0.068 R)
• M37: 92,331,207 km (0.111 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 386 - 13,430 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit