🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 805.6

Radius: 10.2

Gravity: 7.74 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.57 AU - 0.87 AU

Year: 394 Days

Day: 14.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,471,749 km

• M1: 126,859 km (0.116 R)
• M2: 480,359 km (0.117 R)
• M3: 971,189 km (0.117 R)
• M4: 1,316,910 km (0.05 R)
• M5: 1,890,917 km (0.091 R)
• M6: 2,214,796 km (0.117 R)
• M7: 2,644,890 km (0.102 R)
• M8: 2,965,778 km (0.046 R)
• M9: 3,490,418 km (0.069 R)
• M10: 3,904,056 km (0.081 R)
• M11: 4,294,506 km (0.11 R)
• M12: 4,666,706 km (0.111 R)
• M13: 5,076,005 km (0.037 R)
• M14: 5,476,180 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.5

Radius: 10.8

Gravity: 7.98 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.8 AU - 2.8 AU

Year: 2252 Days

Day: 7.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 47,471,749 km

• M1: 135,087 km (0.078 R)
• M2: 493,374 km (0.111 R)
• M3: 985,551 km (0.067 R)
• M4: 1,364,781 km (0.112 R)
• M5: 2,265,809 km (0.088 R)
• M6: 2,910,277 km (0.103 R)
• M7: 3,416,965 km (0.084 R)
• M8: 3,981,697 km (0.067 R)
• M9: 5,899,691 km (0.103 R)
• M10: 6,270,844 km (0.083 R)
• M11: 6,629,579 km (0.118 R)
• M12: 7,119,512 km (0.091 R)
• M13: 7,915,373 km (0.051 R)
• M14: 8,269,471 km (0.078 R)
• M15: 12,418,418 km (0.111 R)
• M16: 12,897,580 km (0.062 R)
• M17: 14,792,985 km (0.104 R)
• M18: 15,580,618 km (0.097 R)
• M19: 15,933,968 km (0.107 R)
• M20: 16,500,047 km (0.056 R)
• M21: 19,186,077 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 10.1

Radius: 11.8

Gravity: 0.07 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.26 AU - 3.46 AU

Year: 3977 Days

Day: 6.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 47,471,749 km

• M1: 146,756 km (0.091 R)
• M2: 2,512,945 km (0.12 R)
• M3: 2,926,733 km (0.043 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.4

Radius: 13.7

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.73 AU - 4.13 AU

Year: 4102 Days

Day: 8 Hours

Environment

Temp: -215 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,471,749 km

• M1: 170,542 km (0.086 R)
• M2: 598,242 km (0.087 R)
• M3: 1,646,624 km (0.04 R)
• M4: 2,522,968 km (0.036 R)
• M5: 2,967,274 km (0.101 R)
• M6: 4,034,505 km (0.11 R)
• M7: 4,550,618 km (0.095 R)
• M8: 6,274,434 km (0.101 R)
• M9: 7,099,915 km (0.095 R)
• M10: 8,517,205 km (0.109 R)
• M11: 10,049,387 km (0.082 R)
• M12: 12,017,496 km (0.088 R)
• M13: 12,974,474 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.9

Radius: 8.1

Gravity: 7.33 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 5.31 AU - 5.93 AU

Year: 8602 Days

Day: 7.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 47,471,749 km

• M1: 101,278 km (0.102 R)
• M2: 504,444 km (0.11 R)
• M3: 848,818 km (0.089 R)
• M4: 1,348,326 km (0.096 R)
• M5: 2,079,261 km (0.1 R)
• M6: 2,691,864 km (0.11 R)
• M7: 3,135,123 km (0.03 R)
• M8: 4,539,697 km (0.107 R)
• M9: 5,168,906 km (0.109 R)
• M10: 7,143,448 km (0.093 R)
• M11: 8,278,297 km (0.117 R)
• M12: 8,781,395 km (0.101 R)
• M13: 11,659,808 km (0.066 R)
• M14: 12,025,874 km (0.115 R)
• M15: 13,740,265 km (0.076 R)
• M16: 14,868,084 km (0.047 R)
• M17: 15,423,241 km (0.051 R)
• M18: 21,136,534 km (0.107 R)
• M19: 22,235,180 km (0.105 R)
• M20: 23,288,948 km (0.034 R)
• M21: 24,545,869 km (0.101 R)
• M22: 26,291,377 km (0.062 R)
• M23: 27,103,245 km (0.082 R)
• M24: 27,561,313 km (0.087 R)
• M25: 29,253,714 km (0.052 R)
• M26: 30,518,265 km (0.118 R)
• M27: 34,316,256 km (0.093 R)
• M28: 36,494,999 km (0.049 R)
• M29: 37,959,562 km (0.036 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 303.7

Radius: 7.8

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 6.84 AU - 9.3 AU

Year: 14802 Days

Day: 23.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 47,471,749 km

• M1: 126,111 km (0.102 R)
• M2: 615,296 km (0.108 R)
• M3: 998,715 km (0.088 R)
• M4: 2,270,746 km (0.043 R)
• M5: 3,128,989 km (0.065 R)
• M6: 4,077,739 km (0.106 R)
• M7: 6,796,830 km (0.111 R)
• M8: 16,626,756 km (0.108 R)
• M9: 25,742,951 km (0.118 R)
• M10: 28,884,058 km (0.059 R)
• M11: 31,078,808 km (0.107 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: 479 - 10,912 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit