🌌 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 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 389.7

Radius: 12.7

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.52 AU - 0.66 AU

Year: 313 Days

Day: 5.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 78,904,123 km

• M1: 157,975 km (0.074 R)
• M2: 767,287 km (0.045 R)
• M3: 1,216,679 km (0.088 R)
• M4: 1,819,559 km (0.08 R)
• M5: 2,641,898 km (0.094 R)
• M6: 3,423,846 km (0.053 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731.9

Radius: 13.6

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 2.33 AU - 3.39 AU

Year: 3339 Days

Day: 12 Hours

Environment

Temp: -201 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 78,904,123 km

• M1: 169,195 km (0.078 R)
• M2: 640,279 km (0.099 R)
• M3: 1,164,470 km (0.112 R)
• M4: 1,713,045 km (0.091 R)
• M5: 2,136,557 km (0.111 R)
• M6: 2,646,835 km (0.113 R)
• M7: 3,274,997 km (0.069 R)
• M8: 3,876,380 km (0.081 R)
• M9: 5,722,268 km (0.099 R)
• M10: 6,335,619 km (0.091 R)
• M11: 7,961,449 km (0.095 R)
• M12: 8,835,549 km (0.084 R)
• M13: 9,656,842 km (0.079 R)
• M14: 10,366,235 km (0.044 R)
• M15: 11,800,878 km (0.073 R)
• M16: 12,750,825 km (0.115 R)
• M17: 13,605,178 km (0.117 R)
• M18: 14,446,816 km (0.118 R)
• M19: 15,533,944 km (0.085 R)
• M20: 19,492,154 km (0.048 R)
• M21: 20,948,788 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.1

Radius: 9.1

Gravity: 9.77 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.28 AU - 3.44 AU

Year: 3339 Days

Day: 5.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 78,904,123 km

• M1: 113,096 km (0.109 R)
• M2: 539,749 km (0.108 R)
• M3: 879,037 km (0.119 R)
• M4: 1,180,776 km (0.102 R)
• M5: 1,586,336 km (0.053 R)
• M6: 2,585,201 km (0.083 R)
• M7: 2,882,153 km (0.069 R)
• M8: 4,063,826 km (0.102 R)
• M9: 4,444,403 km (0.096 R)
• M10: 6,778,579 km (0.116 R)
• M11: 8,017,399 km (0.097 R)
• M12: 8,800,095 km (0.081 R)
• M13: 10,189,560 km (0.077 R)
• M14: 11,719,946 km (0.109 R)
• M15: 13,203,957 km (0.027 R)
• M16: 13,991,141 km (0.116 R)
• M17: 15,876,373 km (0.105 R)
• M18: 17,747,992 km (0.09 R)
• M19: 18,103,437 km (0.117 R)
• M20: 19,136,410 km (0.094 R)
• M21: 20,016,195 km (0.088 R)
• M22: 20,791,561 km (0.108 R)
• M23: 21,319,492 km (0.079 R)
• M24: 21,924,017 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.2

Radius: 14.9

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.56 AU - 3.4 AU

Year: 3551 Days

Day: 5.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 78,904,123 km

• M1: 185,950 km (0.081 R)
• M2: 833,709 km (0.083 R)
• M3: 1,766,302 km (0.115 R)
• M4: 2,543,613 km (0.111 R)
• M5: 4,399,374 km (0.11 R)
• M6: 5,693,246 km (0.073 R)
• M7: 7,013,747 km (0.095 R)

Asteroid Belt

Center: 4.41 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 817.5

Radius: 7.4

Gravity: 14.93 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 5.02 AU - 6.64 AU

Year: 9717 Days

Day: 17 Hours

Environment

Temp: -220 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 78,904,123 km

• M1: 93,050 km (0.111 R)
• M2: 349,760 km (0.089 R)
• M3: 869,912 km (0.098 R)
• M4: 1,208,452 km (0.117 R)
• M5: 1,692,999 km (0.11 R)
• M6: 2,208,364 km (0.053 R)
• M7: 2,955,306 km (0.086 R)
• M8: 3,230,716 km (0.083 R)
• M9: 3,523,329 km (0.098 R)
• M10: 4,812,713 km (0.118 R)
• M11: 5,162,623 km (0.063 R)
• M12: 5,807,090 km (0.098 R)
• M13: 11,226,572 km (0.038 R)
• M14: 12,130,443 km (0.06 R)
• M15: 12,839,536 km (0.099 R)
• M16: 13,827,630 km (0.099 R)
• M17: 15,815,487 km (0.103 R)
• M18: 16,164,349 km (0.107 R)
• M19: 17,241,903 km (0.066 R)
• M20: 20,927,845 km (0.066 R)
• M21: 23,808,950 km (0.078 R)
• M22: 24,919,116 km (0.096 R)
• M23: 26,063,390 km (0.089 R)
• M24: 27,642,994 km (0.107 R)
• M25: 28,972,470 km (0.11 R)
• M26: 32,426,086 km (0.116 R)
• M27: 38,986,252 km (0.11 R)
• M28: 41,311,602 km (0.078 R)
• M29: 43,318,756 km (0.071 R)
• M30: 44,415,309 km (0.079 R)
• M31: 44,692,364 km (0.089 R)
• M32: 47,381,834 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 624.3

Radius: 3.2

Gravity: 60.97 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 9.34 AU - 10.84 AU

Year: 22123 Days

Day: 17.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 78,904,123 km

• M1: 39,793 km (0.078 R)
• M2: 290,369 km (0.089 R)
• M3: 699,520 km (0.103 R)
• M4: 812,765 km (0.104 R)
• M5: 999,314 km (0.088 R)
• M6: 2,747,066 km (0.051 R)
• M7: 7,517,592 km (0.102 R)
• M8: 8,438,517 km (0.03 R)
• M9: 10,874,868 km (0.06 R)
• M10: 11,914,274 km (0.102 R)
• M11: 12,389,247 km (0.113 R)
• M12: 12,666,153 km (0.063 R)
• M13: 13,160,873 km (0.073 R)
• M14: 17,417,530 km (0.115 R)
• M15: 17,765,046 km (0.118 R)
• M16: 20,520,340 km (0.116 R)
• M17: 23,023,561 km (0.12 R)
• M18: 23,653,219 km (0.057 R)
• M19: 32,649,735 km (0.112 R)
• M20: 37,177,913 km (0.067 R)
• M21: 73,136,005 km (0.055 R)
• M22: 74,266,217 km (0.139 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 326 - 20,119 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit