🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953.3

Radius: 10.4

Gravity: 8.81 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.44 AU - 0.6 AU

Year: 250 Days

Day: 5.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 77,583,275 km

• M1: 129,402 km (0.093 R)
• M2: 461,210 km (0.111 R)
• M3: 825,631 km (0.101 R)
• M4: 1,168,808 km (0.11 R)
• M5: 1,533,677 km (0.106 R)
• M6: 1,887,776 km (0.061 R)
• M7: 2,355,269 km (0.1 R)
• M8: 2,802,866 km (0.054 R)
• M9: 3,990,374 km (0.065 R)
• M10: 4,431,089 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 361.3

Radius: 9.3

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.57 AU - 0.69 AU

Year: 333 Days

Day: 14 Hours

Environment

Temp: -151 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 77,583,275 km

• M1: 115,639 km (0.114 R)
• M2: 517,609 km (0.11 R)
• M3: 932,294 km (0.114 R)
• M4: 1,282,353 km (0.114 R)
• M5: 1,594,414 km (0.105 R)
• M6: 2,036,775 km (0.115 R)
• M7: 2,780,127 km (0.115 R)
• M8: 3,249,864 km (0.079 R)
• M9: 3,606,356 km (0.078 R)
• M10: 4,000,546 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.9

Radius: 11.3

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.68 AU - 0.7 AU

Year: 382 Days

Day: 14.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 77,583,275 km

• M1: 140,472 km (0.069 R)
• M2: 575,802 km (0.093 R)
• M3: 966,253 km (0.104 R)
• M4: 1,481,617 km (0.115 R)
• M5: 2,023,162 km (0.039 R)
• M6: 2,839,667 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.2

Radius: 8.4

Gravity: 10.83 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.87 AU - 0.97 AU

Year: 588 Days

Day: 8.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 77,583,275 km

• M1: 104,419 km (0.119 R)
• M2: 441,912 km (0.112 R)
• M3: 821,741 km (0.105 R)
• M4: 1,399,937 km (0.062 R)
• M5: 1,863,541 km (0.108 R)
• M6: 2,436,501 km (0.043 R)
• M7: 2,838,171 km (0.093 R)
• M8: 3,347,402 km (0.033 R)
• M9: 3,610,545 km (0.114 R)
• M10: 4,284,184 km (0.116 R)
• M11: 4,971,436 km (0.093 R)
• M12: 5,385,972 km (0.085 R)
• M13: 5,711,796 km (0.107 R)
• M14: 5,993,489 km (0.112 R)
• M15: 6,463,226 km (0.056 R)
• M16: 6,978,591 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 828

Radius: 11.6

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.95 AU - 2.31 AU

Year: 2073 Days

Day: 11 Hours

Environment

Temp: -197 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 77,583,275 km

• M1: 145,260 km (0.089 R)
• M2: 595,100 km (0.056 R)
• M3: 1,094,907 km (0.04 R)
• M4: 1,665,772 km (0.107 R)
• M5: 2,244,267 km (0.073 R)
• M6: 2,984,478 km (0.032 R)
• M7: 4,993,727 km (0.116 R)
• M8: 7,839,976 km (0.1 R)
• M9: 8,758,806 km (0.035 R)
• M10: 11,907,093 km (0.037 R)
• M11: 13,206,799 km (0.069 R)
• M12: 14,230,497 km (0.109 R)
• M13: 16,688,390 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853.4

Radius: 8.7

Gravity: 11.27 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 4.08 AU - 6.62 AU

Year: 8252 Days

Day: 9.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 77,583,275 km

• M1: 109,057 km (0.101 R)
• M2: 413,788 km (0.073 R)
• M3: 807,081 km (0.109 R)
• M4: 1,483,113 km (0.118 R)
• M5: 2,291,391 km (0.118 R)
• M6: 2,752,302 km (0.043 R)
• M7: 3,885,954 km (0.084 R)
• M8: 4,344,173 km (0.083 R)
• M9: 5,021,253 km (0.084 R)
• M10: 5,598,700 km (0.075 R)
• M11: 6,473,249 km (0.082 R)
• M12: 6,847,543 km (0.046 R)
• M13: 7,395,820 km (0.113 R)
• M14: 8,143,510 km (0.083 R)
• M15: 9,547,785 km (0.076 R)
• M16: 10,896,858 km (0.098 R)
• M17: 11,427,333 km (0.083 R)
• M18: 13,122,576 km (0.097 R)
• M19: 13,845,433 km (0.055 R)
• M20: 15,835,533 km (0.113 R)
• M21: 16,447,388 km (0.088 R)
• M22: 18,377,650 km (0.102 R)
• M23: 18,901,691 km (0.118 R)
• M24: 21,343,278 km (0.103 R)
• M25: 26,085,530 km (0.072 R)
• M26: 26,367,821 km (0.118 R)
• M27: 27,712,557 km (0.1 R)
• M28: 34,672,598 km (0.108 R)
• M29: 35,588,137 km (0.102 R)
• M30: 45,105,104 km (0.064 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 717.9

Radius: 6.3

Gravity: 18.09 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 8.56 AU - 10.82 AU

Year: 20115 Days

Day: 16 Hours

Environment

Temp: -228 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 77,583,275 km

• M1: 81,980 km (0.105 R)
• M2: 309,817 km (0.117 R)
• M3: 937,829 km (0.062 R)
• M4: 1,190,500 km (0.091 R)
• M5: 1,570,179 km (0.109 R)
• M6: 1,988,305 km (0.1 R)
• M7: 2,299,020 km (0.096 R)
• M8: 2,641,898 km (0.086 R)
• M9: 3,205,882 km (0.068 R)
• M10: 5,658,091 km (0.055 R)
• M11: 6,370,476 km (0.078 R)
• M12: 7,093,931 km (0.058 R)
• M13: 8,280,242 km (0.097 R)
• M14: 9,030,326 km (0.046 R)
• M15: 9,252,628 km (0.091 R)
• M16: 10,119,398 km (0.101 R)
• M17: 12,763,391 km (0.053 R)
• M18: 22,360,693 km (0.032 R)
• M19: 24,556,042 km (0.078 R)
• M20: 25,208,737 km (0.034 R)
• M21: 25,539,348 km (0.107 R)
• M22: 28,053,341 km (0.063 R)
• M23: 31,231,248 km (0.095 R)
• M24: 31,612,723 km (0.071 R)
• M25: 37,000,041 km (0.107 R)
• M26: 39,021,408 km (0.092 R)
• M27: 43,125,476 km (0.037 R)
• M28: 43,915,801 km (0.119 R)
• M29: 47,007,241 km (0.108 R)
• M30: 48,181,884 km (0.085 R)
• M31: 48,691,115 km (0.089 R)
• M32: 50,066,967 km (0.079 R)
• M33: 54,349,355 km (0.103 R)
• M34: 59,451,839 km (0.057 R)
• M35: 63,838,348 km (0.113 R)
• M36: 64,452,747 km (0.092 R)
• M37: 65,901,602 km (0.047 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: 365 - 16,006 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit