🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525.8

Radius: 13.8

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.96 AU - 1.28 AU

Year: 818 Days

Day: 5.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 60,425,395 km

• M1: 171,589 km (0.084 R)
• M2: 689,945 km (0.111 R)
• M3: 1,357,152 km (0.119 R)
• M4: 2,001,021 km (0.079 R)
• M5: 2,510,851 km (0.112 R)
• M6: 3,021,877 km (0.066 R)
• M7: 3,520,786 km (0.047 R)
• M8: 4,334,150 km (0.09 R)
• M9: 4,955,130 km (0.088 R)
• M10: 6,115,711 km (0.064 R)
• M11: 6,665,632 km (0.064 R)
• M12: 7,427,534 km (0.101 R)
• M13: 8,222,647 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542.9

Radius: 12.1

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.05 AU - 1.73 AU

Year: 1131 Days

Day: 7.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 131 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 60,425,395 km

• M1: 150,495 km (0.044 R)
• M2: 660,026 km (0.115 R)
• M3: 1,346,082 km (0.115 R)
• M4: 2,315,177 km (0.06 R)
• M5: 3,583,019 km (0.043 R)
• M6: 4,014,758 km (0.116 R)
• M7: 4,674,485 km (0.028 R)
• M8: 5,564,293 km (0.107 R)
• M9: 6,103,144 km (0.112 R)
• M10: 6,791,145 km (0.12 R)
• M11: 7,310,100 km (0.036 R)
• M12: 8,535,007 km (0.113 R)
• M13: 9,253,376 km (0.096 R)
• M14: 10,375,211 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 123.9

Radius: 14.4

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.14 AU - 1.68 AU

Year: 1156 Days

Day: 12.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 60,425,395 km

• M1: 179,069 km (0.037 R)
• M2: 679,623 km (0.101 R)
• M3: 1,180,178 km (0.062 R)
• M4: 1,912,010 km (0.054 R)
• M5: 2,360,654 km (0.11 R)
• M6: 3,000,335 km (0.1 R)
• M7: 3,911,536 km (0.109 R)
• M8: 4,396,532 km (0.057 R)
• M9: 4,844,428 km (0.108 R)
• M10: 6,010,094 km (0.116 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 368.2

Radius: 5.6

Gravity: 11.74 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 6.24 AU - 7.16 AU

Year: 11971 Days

Day: 24.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 60,425,395 km

• M1: 70,909 km (0.117 R)
• M2: 281,394 km (0.057 R)
• M3: 589,565 km (0.048 R)
• M4: 1,032,674 km (0.117 R)
• M5: 1,351,467 km (0.115 R)
• M6: 2,732,405 km (0.085 R)
• M7: 3,093,086 km (0.117 R)
• M8: 3,273,650 km (0.064 R)
• M9: 3,781,086 km (0.081 R)
• M10: 4,147,751 km (0.117 R)
• M11: 4,566,325 km (0.117 R)
• M12: 5,105,476 km (0.063 R)
• M13: 5,753,085 km (0.092 R)
• M14: 7,488,421 km (0.096 R)
• M15: 9,592,814 km (0.113 R)
• M16: 11,951,075 km (0.053 R)
• M17: 13,263,796 km (0.083 R)
• M18: 14,356,010 km (0.084 R)
• M19: 16,787,125 km (0.105 R)
• M20: 18,355,659 km (0.077 R)
• M21: 27,392,866 km (0.049 R)
• M22: 28,167,933 km (0.095 R)
• M23: 33,128,000 km (0.105 R)
• M24: 37,091,146 km (0.074 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 194.4

Radius: 4.2

Gravity: 11.02 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 6.27 AU - 8.61 AU

Year: 14008 Days

Day: 22.7 Hours

Environment

Temp: -237 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 60,425,395 km

• M1: 52,509 km (0.046 R)
• M2: 1,829,133 km (0.1 R)
• M3: 3,293,996 km (0.098 R)
• M4: 3,499,393 km (0.112 R)
• M5: 4,601,032 km (0.034 R)
• M6: 4,799,997 km (0.037 R)
• M7: 5,589,724 km (0.117 R)
• M8: 6,150,866 km (0.087 R)
• M9: 7,193,114 km (0.099 R)
• M10: 8,306,272 km (0.108 R)
• M11: 9,257,715 km (0.081 R)
• M12: 21,215,222 km (0.059 R)
• M13: 22,166,365 km (0.088 R)
• M14: 23,478,039 km (0.118 R)
• M15: 27,073,923 km (0.109 R)
• M16: 29,050,411 km (0.03 R)
• M17: 38,964,411 km (0.04 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 626

Radius: 7.4

Gravity: 11.43 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 7.71 AU - 7.73 AU

Year: 14806 Days

Day: 25 Hours

Environment

Temp: -238 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 60,425,395 km

• M1: 112,797 km (0.093 R)
• M2: 420,968 km (0.095 R)
• M3: 990,188 km (0.074 R)
• M4: 1,430,754 km (0.055 R)
• M5: 2,612,876 km (0.073 R)
• M6: 2,860,311 km (0.098 R)
• M7: 3,324,813 km (0.093 R)
• M8: 5,196,432 km (0.084 R)
• M9: 8,381,071 km (0.045 R)
• M10: 8,772,718 km (0.095 R)
• M11: 10,075,267 km (0.062 R)
• M12: 10,462,127 km (0.118 R)
• M13: 13,320,494 km (0.117 R)
• M14: 14,057,712 km (0.106 R)
• M15: 14,332,523 km (0.102 R)
• M16: 17,280,349 km (0.111 R)
• M17: 25,039,542 km (0.116 R)
• M18: 26,264,599 km (0.109 R)
• M19: 31,565,600 km (0.085 R)
• M20: 52,311,982 km (0.116 R)
• M21: 54,816,699 km (0.081 R)
• M22: 57,051,392 km (0.115 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 176 - 10,237 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit