🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513.5

Radius: 8.4

Gravity: 7.28 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.54 AU - 0.78 AU

Year: 364 Days

Day: 12.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 64,580,237 km

• M1: 104,419 km (0.11 R)
• M2: 383,868 km (0.088 R)
• M3: 788,680 km (0.077 R)
• M4: 1,094,159 km (0.112 R)
• M5: 1,473,090 km (0.115 R)
• M6: 1,784,852 km (0.114 R)
• M7: 2,444,728 km (0.072 R)
• M8: 2,777,584 km (0.116 R)
• M9: 3,312,246 km (0.104 R)
• M10: 4,202,055 km (0.055 R)
• M11: 4,585,923 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.2

Radius: 12.6

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.8 AU - 0.96 AU

Year: 560 Days

Day: 9.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 64,580,237 km

• M1: 159,322 km (0.032 R)
• M2: 736,620 km (0.094 R)
• M3: 1,240,615 km (0.116 R)
• M4: 1,991,896 km (0.113 R)
• M5: 2,750,955 km (0.049 R)
• M6: 3,412,178 km (0.082 R)
• M7: 3,965,391 km (0.081 R)
• M8: 5,119,538 km (0.107 R)
• M9: 5,650,162 km (0.087 R)
• M10: 6,086,090 km (0.088 R)
• M11: 6,642,744 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16.7

Radius: 9.8

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.96 AU - 1.46 AU

Year: 903 Days

Day: 7 Hours

Environment

Temp: -180 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 64,580,237 km

• M1: 121,922 km (0.112 R)
• M2: 685,308 km (0.039 R)
• M3: 1,035,516 km (0.051 R)
• M4: 1,471,145 km (0.095 R)
• M5: 2,287,501 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255.7

Radius: 10.8

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.09 AU - 1.65 AU

Year: 1088 Days

Day: 7 Hours

Environment

Temp: -186 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 64,580,237 km

• M1: 134,339 km (0.071 R)
• M2: 640,279 km (0.079 R)
• M3: 1,331,271 km (0.057 R)
• M4: 2,151,068 km (0.116 R)
• M5: 2,774,143 km (0.112 R)
• M6: 3,500,590 km (0.11 R)
• M7: 3,959,706 km (0.088 R)
• M8: 4,411,641 km (0.108 R)
• M9: 5,189,101 km (0.105 R)
• M10: 6,472,651 km (0.117 R)
• M11: 6,951,514 km (0.073 R)
• M12: 7,771,310 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.2

Radius: 13

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.3 AU - 2.9 AU

Year: 2843 Days

Day: 14.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 64,580,237 km

• M1: 165,006 km (0.042 R)
• M2: 659,876 km (0.115 R)
• M3: 1,466,957 km (0.092 R)
• M4: 1,989,352 km (0.099 R)
• M5: 2,398,503 km (0.05 R)
• M6: 2,852,682 km (0.106 R)
• M7: 3,539,486 km (0.12 R)
• M8: 5,390,011 km (0.088 R)
• M9: 6,547,300 km (0.106 R)
• M10: 7,331,044 km (0.08 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 414.2

Radius: 6.6

Gravity: 9.51 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 8.99 AU - 10.17 AU

Year: 20111 Days

Day: 24.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 64,580,237 km

• M1: 85,570 km (0.088 R)
• M2: 304,132 km (0.116 R)
• M3: 940,671 km (0.109 R)
• M4: 1,544,000 km (0.102 R)
• M5: 1,912,010 km (0.067 R)
• M6: 2,175,751 km (0.103 R)
• M7: 2,943,338 km (0.098 R)
• M8: 3,244,329 km (0.051 R)
• M9: 4,366,762 km (0.057 R)
• M10: 4,759,007 km (0.114 R)
• M11: 6,907,532 km (0.088 R)
• M12: 7,349,594 km (0.119 R)
• M13: 8,688,196 km (0.12 R)
• M14: 12,666,452 km (0.107 R)
• M15: 13,531,726 km (0.109 R)
• M16: 14,506,954 km (0.058 R)
• M17: 16,989,830 km (0.084 R)
• M18: 19,742,431 km (0.091 R)
• M19: 25,901,675 km (0.113 R)
• M20: 28,619,269 km (0.074 R)
• M21: 29,413,036 km (0.111 R)
• M22: 29,757,709 km (0.057 R)
• M23: 30,337,999 km (0.115 R)
• M24: 33,353,444 km (0.058 R)
• M25: 37,497,005 km (0.052 R)
• M26: 39,972,252 km (0.059 R)
• M27: 40,395,165 km (0.04 R)
• M28: 41,681,557 km (0.077 R)
• M29: 45,398,167 km (0.116 R)
• M30: 52,633,916 km (0.113 R)
• M31: 54,512,566 km (0.11 R)
• M32: 59,312,713 km (0.118 R)
• M33: 64,001,559 km (0.038 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: 527 - 15,729 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit