🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729.6

Radius: 12.1

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.86 AU - 1.04 AU

Year: 598 Days

Day: 5.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 58,890,398 km

• M1: 155,881 km (0.119 R)
• M2: 652,247 km (0.106 R)
• M3: 1,146,368 km (0.115 R)
• M4: 1,611,319 km (0.093 R)
• M5: 2,064,002 km (0.049 R)
• M6: 3,015,295 km (0.119 R)
• M7: 4,048,118 km (0.102 R)
• M8: 4,481,952 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.5

Radius: 10.3

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.99 AU - 1.03 AU

Year: 655 Days

Day: 12.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 58,890,398 km

• M1: 128,056 km (0.104 R)
• M2: 581,487 km (0.071 R)
• M3: 1,011,132 km (0.088 R)
• M4: 1,613,712 km (0.108 R)
• M5: 1,937,891 km (0.103 R)
• M6: 2,442,185 km (0.107 R)
• M7: 2,785,662 km (0.092 R)
• M8: 3,125,997 km (0.118 R)
• M9: 3,507,023 km (0.043 R)
• M10: 3,974,367 km (0.079 R)
• M11: 4,422,861 km (0.112 R)
• M12: 5,508,194 km (0.118 R)
• M13: 5,974,191 km (0.117 R)
• M14: 6,388,876 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 134.5

Radius: 11.8

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.91 AU - 1.13 AU

Year: 665 Days

Day: 12.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 58,890,398 km

• M1: 147,055 km (0.119 R)
• M2: 544,835 km (0.079 R)
• M3: 997,070 km (0.054 R)
• M4: 1,496,128 km (0.061 R)
• M5: 2,605,397 km (0.032 R)
• M6: 3,299,231 km (0.11 R)
• M7: 4,162,112 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.9

Radius: 10.4

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 3.89 AU - 4.41 AU

Year: 5459 Days

Day: 12.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 58,890,398 km

• M1: 133,591 km (0.106 R)
• M2: 651,948 km (0.067 R)
• M3: 1,193,492 km (0.083 R)
• M4: 1,561,054 km (0.074 R)
• M5: 2,273,140 km (0.114 R)
• M6: 2,995,997 km (0.077 R)
• M7: 3,888,049 km (0.111 R)
• M8: 5,531,381 km (0.101 R)
• M9: 5,975,537 km (0.099 R)
• M10: 6,669,971 km (0.054 R)
• M11: 8,525,583 km (0.117 R)
• M12: 10,170,411 km (0.1 R)
• M13: 11,630,935 km (0.089 R)
• M14: 12,612,148 km (0.051 R)
• M15: 13,969,000 km (0.05 R)
• M16: 15,652,724 km (0.11 R)
• M17: 17,032,166 km (0.094 R)
• M18: 18,951,208 km (0.038 R)
• M19: 20,308,061 km (0.105 R)
• M20: 21,511,426 km (0.052 R)
• M21: 23,138,452 km (0.108 R)
• M22: 24,137,616 km (0.06 R)
• M23: 26,886,477 km (0.105 R)
• M24: 27,307,745 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.3

Radius: 8.6

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 4.58 AU - 5.44 AU

Year: 7241 Days

Day: 7.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,890,398 km

• M1: 106,962 km (0.111 R)
• M2: 503,098 km (0.056 R)
• M3: 1,300,753 km (0.119 R)
• M4: 2,532,094 km (0.056 R)
• M5: 3,164,145 km (0.117 R)
• M6: 3,961,651 km (0.06 R)
• M7: 5,615,754 km (0.102 R)
• M8: 9,501,110 km (0.11 R)
• M9: 10,425,176 km (0.088 R)
• M10: 10,760,126 km (0.1 R)
• M11: 11,629,439 km (0.09 R)
• M12: 12,081,225 km (0.055 R)
• M13: 15,524,519 km (0.048 R)
• M14: 16,918,472 km (0.109 R)
• M15: 18,515,728 km (0.064 R)
• M16: 18,822,254 km (0.097 R)
• M17: 19,132,072 km (0.041 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.6

Radius: 12.5

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 4.27 AU - 6.45 AU

Year: 8012 Days

Day: 6.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,890,398 km

• M1: 155,582 km (0.088 R)
• M2: 667,057 km (0.093 R)
• M3: 1,182,272 km (0.06 R)
• M4: 1,584,989 km (0.063 R)
• M5: 2,205,073 km (0.058 R)
• M6: 2,637,111 km (0.063 R)
• M7: 3,029,806 km (0.114 R)
• M8: 3,639,118 km (0.098 R)
• M9: 4,228,085 km (0.083 R)
• M10: 4,814,059 km (0.076 R)
• M11: 5,335,408 km (0.099 R)
• M12: 6,491,949 km (0.089 R)
• M13: 7,538,237 km (0.118 R)
• M14: 8,628,356 km (0.114 R)
• M15: 9,820,951 km (0.106 R)
• M16: 12,447,740 km (0.102 R)
• M17: 17,322,835 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 986.4

Radius: 7

Gravity: 20.13 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 6.35 AU - 7.17 AU

Year: 11348 Days

Day: 15.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 58,890,398 km

• M1: 87,066 km (0.104 R)
• M2: 346,469 km (0.118 R)
• M3: 578,944 km (0.108 R)
• M4: 802,443 km (0.056 R)
• M5: 1,419,833 km (0.085 R)
• M6: 1,658,891 km (0.079 R)
• M7: 2,853,579 km (0.115 R)
• M8: 3,629,095 km (0.052 R)
• M9: 4,169,592 km (0.109 R)
• M10: 5,164,717 km (0.095 R)
• M11: 6,192,155 km (0.107 R)
• M12: 6,671,915 km (0.113 R)
• M13: 11,266,066 km (0.058 R)
• M14: 12,225,587 km (0.053 R)
• M15: 13,500,011 km (0.087 R)
• M16: 16,687,194 km (0.099 R)
• M17: 17,146,908 km (0.034 R)
• M18: 18,011,584 km (0.055 R)
• M19: 20,867,706 km (0.068 R)
• M20: 21,581,138 km (0.068 R)
• M21: 30,534,272 km (0.118 R)
• M22: 36,072,385 km (0.108 R)
• M23: 43,817,815 km (0.102 R)
• M24: 46,026,029 km (0.116 R)
• M25: 48,307,247 km (0.118 R)
• M26: 49,397,367 km (0.101 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 270 - 18,017 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit