🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129.8

Radius: 11.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.53 AU - 0.83 AU

Year: 380 Days

Day: 7.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 139.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 38,709,649 km

• M1: 138,079 km (0.104 R)
• M2: 525,837 km (0.085 R)
• M3: 947,703 km (0.09 R)
• M4: 1,368,372 km (0.114 R)
• M5: 1,991,297 km (0.094 R)
• M6: 2,343,600 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.8

Radius: 9.2

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.8 AU - 1.1 AU

Year: 628 Days

Day: 9.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 38,709,649 km

• M1: 114,592 km (0.118 R)
• M2: 716,424 km (0.045 R)
• M3: 1,084,884 km (0.117 R)
• M4: 2,128,778 km (0.092 R)
• M5: 2,572,485 km (0.059 R)
• M6: 3,432,523 km (0.104 R)
• M7: 3,789,164 km (0.071 R)
• M8: 6,269,198 km (0.048 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.4

Radius: 13.3

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.1 AU - 1.6 AU

Year: 1064 Days

Day: 11.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 38,709,649 km

• M1: 165,455 km (0.07 R)
• M2: 868,266 km (0.055 R)
• M3: 1,318,256 km (0.118 R)
• M4: 1,857,407 km (0.112 R)
• M5: 2,320,861 km (0.067 R)
• M6: 2,745,121 km (0.075 R)
• M7: 3,273,501 km (0.081 R)
• M8: 4,186,347 km (0.105 R)
• M9: 4,753,921 km (0.028 R)
• M10: 5,464,960 km (0.104 R)
• M11: 6,044,053 km (0.11 R)
• M12: 6,989,362 km (0.079 R)
• M13: 8,475,617 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.3

Radius: 11.1

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.46 AU - 1.96 AU

Year: 1517 Days

Day: 10.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 38,709,649 km

• M1: 138,079 km (0.084 R)
• M2: 757,713 km (0.113 R)
• M3: 1,125,126 km (0.111 R)
• M4: 2,018,075 km (0.077 R)
• M5: 2,466,719 km (0.108 R)
• M6: 2,834,431 km (0.079 R)
• M7: 3,345,906 km (0.037 R)
• M8: 3,798,888 km (0.045 R)
• M9: 4,488,535 km (0.115 R)
• M10: 4,846,073 km (0.11 R)
• M11: 5,222,761 km (0.1 R)
• M12: 5,894,455 km (0.101 R)
• M13: 7,410,031 km (0.084 R)
• M14: 8,133,487 km (0.112 R)
• M15: 8,667,401 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 335.3

Radius: 10.6

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.45 AU - 2.15 AU

Year: 1638 Days

Day: 10.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 38,709,649 km

• M1: 134,339 km (0.068 R)
• M2: 519,105 km (0.069 R)
• M3: 913,445 km (0.106 R)
• M4: 1,391,260 km (0.097 R)
• M5: 1,805,198 km (0.107 R)
• M6: 2,147,777 km (0.085 R)
• M7: 2,886,790 km (0.116 R)
• M8: 3,229,668 km (0.117 R)
• M9: 3,599,923 km (0.083 R)
• M10: 4,200,110 km (0.063 R)
• M11: 4,772,022 km (0.11 R)
• M12: 6,227,011 km (0.106 R)
• M13: 7,166,785 km (0.063 R)
• M14: 7,593,887 km (0.075 R)
• M15: 8,334,247 km (0.099 R)
• M16: 9,385,621 km (0.113 R)
• M17: 9,836,210 km (0.117 R)
• M18: 10,364,290 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.7

Radius: 10.3

Gravity: 9.1 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.49 AU - 3.29 AU

Year: 3332 Days

Day: 9.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 38,709,649 km

• M1: 128,056 km (0.095 R)
• M2: 611,855 km (0.111 R)
• M3: 994,377 km (0.096 R)
• M4: 1,409,062 km (0.101 R)
• M5: 1,748,650 km (0.116 R)
• M6: 2,831,140 km (0.093 R)
• M7: 3,639,118 km (0.065 R)
• M8: 4,642,321 km (0.105 R)
• M9: 5,300,701 km (0.112 R)
• M10: 5,625,030 km (0.062 R)
• M11: 6,555,528 km (0.088 R)
• M12: 6,929,822 km (0.113 R)
• M13: 7,619,468 km (0.083 R)
• M14: 7,963,543 km (0.114 R)
• M15: 8,682,960 km (0.097 R)
• M16: 9,484,505 km (0.104 R)
• M17: 10,629,078 km (0.042 R)
• M18: 13,941,175 km (0.092 R)
• M19: 14,719,832 km (0.072 R)
• M20: 16,194,418 km (0.056 R)
• M21: 18,618,203 km (0.086 R)
• M22: 21,072,057 km (0.073 R)
• M23: 22,376,401 km (0.117 R)
• M24: 23,806,706 km (0.054 R)
• M25: 24,395,523 km (0.109 R)
• M26: 24,918,817 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.9

Radius: 12.2

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 4.88 AU - 5.64 AU

Year: 8182 Days

Day: 6.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 38,709,649 km

• M1: 152,141 km (0.104 R)
• M2: 645,814 km (0.104 R)
• M3: 1,203,216 km (0.073 R)
• M4: 1,819,110 km (0.104 R)
• M5: 2,528,054 km (0.083 R)
• M6: 3,153,673 km (0.098 R)
• M7: 3,929,338 km (0.059 R)
• M8: 5,088,123 km (0.117 R)
• M9: 9,747,199 km (0.075 R)
• M10: 13,835,709 km (0.115 R)
• M11: 14,483,467 km (0.077 R)
• M12: 15,524,369 km (0.058 R)
• M13: 16,223,889 km (0.109 R)
• M14: 17,279,003 km (0.109 R)
• M15: 18,519,917 km (0.079 R)
• M16: 19,598,667 km (0.101 R)
• M17: 20,719,006 km (0.086 R)
• M18: 21,567,226 km (0.112 R)
• M19: 24,251,460 km (0.098 R)
• M20: 30,767,644 km (0.108 R)
• M21: 34,693,541 km (0.11 R)
• M22: 36,109,934 km (0.075 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 517 - 15,930 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit