🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628.5

Radius: 14.8

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.37 AU - 1.43 AU

Year: 1070 Days

Day: 7.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 117.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 64,259,277 km

• M1: 184,005 km (0.096 R)
• M2: 754,272 km (0.099 R)
• M3: 1,412,054 km (0.03 R)
• M4: 1,899,444 km (0.114 R)
• M5: 3,068,252 km (0.09 R)
• M6: 3,645,401 km (0.065 R)
• M7: 5,152,749 km (0.099 R)
• M8: 5,827,585 km (0.109 R)
• M9: 6,605,943 km (0.071 R)
• M10: 7,650,585 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.1

Radius: 12.7

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.03 AU - 2.19 AU

Year: 1979 Days

Day: 14.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 64,259,277 km

• M1: 158,125 km (0.119 R)
• M2: 607,966 km (0.092 R)
• M3: 1,112,410 km (0.059 R)
• M4: 1,636,900 km (0.044 R)
• M5: 2,033,484 km (0.092 R)
• M6: 2,645,938 km (0.111 R)
• M7: 3,089,346 km (0.101 R)
• M8: 3,977,209 km (0.117 R)
• M9: 4,603,874 km (0.055 R)
• M10: 5,595,858 km (0.059 R)
• M11: 6,055,572 km (0.086 R)
• M12: 8,275,156 km (0.051 R)
• M13: 9,266,242 km (0.104 R)
• M14: 10,051,331 km (0.1 R)
• M15: 12,349,454 km (0.119 R)
• M16: 13,815,962 km (0.104 R)
• M17: 14,795,379 km (0.117 R)
• M18: 15,536,337 km (0.052 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 660.1

Radius: 11.9

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 3.9 AU - 5.36 AU

Year: 6433 Days

Day: 14.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 64,259,277 km

• M1: 147,952 km (0.058 R)
• M2: 751,281 km (0.119 R)
• M3: 1,174,493 km (0.114 R)
• M4: 1,956,591 km (0.077 R)
• M5: 2,864,051 km (0.049 R)
• M6: 3,306,861 km (0.053 R)
• M7: 3,749,222 km (0.081 R)
• M8: 4,539,547 km (0.11 R)
• M9: 5,835,215 km (0.115 R)
• M10: 6,251,845 km (0.053 R)
• M11: 7,474,059 km (0.105 R)
• M12: 9,314,562 km (0.036 R)
• M13: 10,065,842 km (0.088 R)
• M14: 11,049,149 km (0.106 R)
• M15: 11,639,163 km (0.087 R)
• M16: 12,775,359 km (0.101 R)
• M17: 13,647,215 km (0.104 R)
• M18: 14,097,804 km (0.105 R)
• M19: 14,616,460 km (0.11 R)
• M20: 16,948,691 km (0.061 R)
• M21: 19,236,641 km (0.059 R)
• M22: 21,345,073 km (0.033 R)
• M23: 27,773,443 km (0.085 R)
• M24: 29,796,305 km (0.077 R)
• M25: 31,620,801 km (0.107 R)
• M26: 32,311,494 km (0.068 R)
• M27: 33,417,023 km (0.067 R)
• M28: 34,651,654 km (0.035 R)

Asteroid Belt

Center: 4.95 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902

Radius: 8.4

Gravity: 12.78 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 4.71 AU - 5.81 AU

Year: 7789 Days

Day: 9.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 64,259,277 km

• M1: 104,419 km (0.095 R)
• M2: 509,530 km (0.108 R)
• M3: 866,471 km (0.086 R)
• M4: 1,209,200 km (0.108 R)
• M5: 1,641,837 km (0.106 R)
• M6: 2,425,729 km (0.119 R)
• M7: 3,052,096 km (0.094 R)
• M8: 5,518,965 km (0.076 R)
• M9: 6,307,645 km (0.107 R)
• M10: 8,192,877 km (0.111 R)
• M11: 8,584,225 km (0.095 R)
• M12: 8,852,005 km (0.082 R)
• M13: 9,263,998 km (0.096 R)
• M14: 9,785,047 km (0.115 R)
• M15: 10,782,267 km (0.056 R)
• M16: 12,861,378 km (0.091 R)
• M17: 14,491,845 km (0.04 R)
• M18: 18,304,795 km (0.085 R)
• M19: 20,839,133 km (0.1 R)
• M20: 28,922,654 km (0.052 R)
• M21: 31,070,431 km (0.093 R)
• M22: 31,597,015 km (0.108 R)
• M23: 42,252,123 km (0.119 R)
• M24: 42,768,834 km (0.091 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 742

Radius: 7

Gravity: 15.14 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 7.9 AU - 10.16 AU

Year: 17521 Days

Day: 24.5 Hours

Environment

Temp: -235 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 64,259,277 km

• M1: 87,814 km (0.101 R)
• M2: 592,856 km (0.102 R)
• M3: 1,216,979 km (0.051 R)
• M4: 1,462,469 km (0.039 R)
• M5: 1,921,435 km (0.09 R)
• M6: 2,895,616 km (0.057 R)
• M7: 3,977,059 km (0.117 R)
• M8: 5,419,033 km (0.075 R)
• M9: 6,555,229 km (0.085 R)
• M10: 7,042,320 km (0.058 R)
• M11: 11,401,452 km (0.074 R)
• M12: 12,635,934 km (0.112 R)
• M13: 14,837,416 km (0.111 R)
• M14: 15,367,740 km (0.105 R)
• M15: 17,448,796 km (0.034 R)
• M16: 21,006,234 km (0.057 R)
• M17: 21,482,404 km (0.11 R)
• M18: 24,701,750 km (0.116 R)
• M19: 27,204,971 km (0.117 R)
• M20: 28,575,886 km (0.112 R)
• M21: 28,925,646 km (0.088 R)
• M22: 36,398,957 km (0.111 R)
• M23: 48,782,519 km (0.051 R)
• M24: 54,468,734 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 463.2

Radius: 4.8

Gravity: 20.1 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 8.25 AU - 10.73 AU

Year: 18876 Days

Day: 23.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 64,259,277 km

• M1: 59,690 km (0.103 R)
• M2: 214,224 km (0.06 R)
• M3: 386,411 km (0.114 R)
• M4: 543,040 km (0.052 R)
• M5: 810,671 km (0.057 R)
• M6: 1,175,091 km (0.09 R)
• M7: 1,972,298 km (0.07 R)
• M8: 2,742,129 km (0.038 R)
• M9: 2,907,734 km (0.115 R)
• M10: 5,717,032 km (0.106 R)
• M11: 7,659,112 km (0.095 R)
• M12: 9,617,498 km (0.116 R)
• M13: 10,112,816 km (0.116 R)
• M14: 11,516,343 km (0.092 R)
• M15: 12,650,744 km (0.115 R)
• M16: 13,857,550 km (0.112 R)
• M17: 15,066,002 km (0.118 R)
• M18: 16,731,923 km (0.1 R)
• M19: 18,266,199 km (0.057 R)
• M20: 19,196,100 km (0.07 R)
• M21: 20,068,554 km (0.086 R)
• M22: 21,798,205 km (0.109 R)
• M23: 22,651,212 km (0.114 R)
• M24: 23,134,712 km (0.115 R)
• M25: 23,624,945 km (0.032 R)
• M26: 25,240,302 km (0.105 R)
• M27: 25,969,592 km (0.027 R)
• M28: 30,175,536 km (0.076 R)
• M29: 30,408,759 km (0.067 R)
• M30: 33,925,805 km (0.075 R)
• M31: 34,431,296 km (0.095 R)
• M32: 40,609,988 km (0.115 R)
• M33: 48,438,594 km (0.041 R)
• M34: 48,598,364 km (0.104 R)
• M35: 52,536,528 km (0.113 R)
• M36: 53,212,860 km (0.1 R)
• M37: 58,834,299 km (0.101 R)
• M38: 63,301,142 km (0.119 R)
• M39: 63,683,215 km (0.069 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 444 - 17,255 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit