🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 130.2

Radius: 8.9

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.86 AU - 1.08 AU

Year: 627 Days

Day: 7.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 45,837,468 km

• M1: 110,702 km (0.103 R)
• M2: 431,440 km (0.12 R)
• M3: 713,432 km (0.063 R)
• M4: 1,120,638 km (0.063 R)
• M5: 1,478,775 km (0.085 R)
• M6: 2,121,597 km (0.048 R)
• M7: 2,524,913 km (0.1 R)
• M8: 2,872,429 km (0.106 R)
• M9: 3,508,220 km (0.117 R)
• M10: 4,014,160 km (0.058 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 946.3

Radius: 8.6

Gravity: 12.79 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.96 AU - 1.16 AU

Year: 716 Days

Day: 5.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 45,837,468 km

• M1: 106,962 km (0.113 R)
• M2: 442,810 km (0.071 R)
• M3: 820,245 km (0.113 R)
• M4: 1,423,424 km (0.071 R)
• M5: 1,937,592 km (0.074 R)
• M6: 2,843,108 km (0.093 R)
• M7: 3,559,382 km (0.038 R)
• M8: 4,276,405 km (0.109 R)
• M9: 5,954,145 km (0.036 R)
• M10: 6,285,504 km (0.082 R)
• M11: 6,805,506 km (0.082 R)
• M12: 7,260,433 km (0.071 R)
• M13: 7,857,628 km (0.058 R)
• M14: 8,256,755 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 232.4

Radius: 12.9

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.42 AU - 1.84 AU

Year: 1365 Days

Day: 10 Hours

Environment

Temp: -177 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 45,837,468 km

• M1: 160,369 km (0.072 R)
• M2: 657,034 km (0.027 R)
• M3: 1,069,774 km (0.084 R)
• M4: 1,763,759 km (0.099 R)
• M5: 2,662,543 km (0.116 R)
• M6: 3,223,086 km (0.045 R)
• M7: 3,658,566 km (0.114 R)
• M8: 4,566,475 km (0.076 R)
• M9: 5,676,790 km (0.102 R)
• M10: 6,959,592 km (0.045 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.9

Radius: 11

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.78 AU - 1.84 AU

Year: 1597 Days

Day: 5.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,837,468 km

• M1: 136,732 km (0.116 R)
• M2: 748,289 km (0.073 R)
• M3: 1,103,434 km (0.073 R)
• M4: 1,499,719 km (0.073 R)
• M5: 2,032,437 km (0.111 R)
• M6: 2,412,714 km (0.055 R)
• M7: 2,932,268 km (0.114 R)
• M8: 3,525,423 km (0.098 R)
• M9: 4,581,734 km (0.034 R)
• M10: 5,382,382 km (0.103 R)
• M11: 6,118,703 km (0.051 R)
• M12: 6,615,068 km (0.077 R)
• M13: 7,138,212 km (0.12 R)
• M14: 7,791,805 km (0.097 R)
• M15: 8,321,382 km (0.085 R)
• M16: 8,678,472 km (0.107 R)
• M17: 9,364,528 km (0.115 R)
• M18: 9,781,158 km (0.11 R)
• M19: 10,210,204 km (0.109 R)
• M20: 10,683,831 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.4

Radius: 14.5

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.89 AU - 2.89 AU

Year: 2424 Days

Day: 9.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 45,837,468 km

• M1: 183,257 km (0.115 R)
• M2: 1,049,878 km (0.048 R)
• M3: 1,660,387 km (0.096 R)
• M4: 2,405,384 km (0.039 R)
• M5: 4,666,855 km (0.064 R)
• M6: 5,281,702 km (0.1 R)
• M7: 7,163,344 km (0.114 R)
• M8: 8,836,297 km (0.086 R)
• M9: 9,522,652 km (0.098 R)
• M10: 10,447,466 km (0.1 R)
• M11: 11,359,116 km (0.08 R)
• M12: 11,908,738 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.2

Radius: 12.7

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 4.59 AU - 6.91 AU

Year: 9045 Days

Day: 11.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 45,837,468 km

• M1: 157,975 km (0.063 R)
• M2: 915,389 km (0.102 R)
• M3: 1,755,232 km (0.094 R)
• M4: 2,764,718 km (0.108 R)
• M5: 3,664,549 km (0.098 R)
• M6: 4,265,185 km (0.057 R)
• M7: 5,053,566 km (0.026 R)
• M8: 9,209,544 km (0.072 R)
• M9: 10,123,737 km (0.094 R)
• M10: 11,909,486 km (0.077 R)
• M11: 13,652,002 km (0.119 R)
• M12: 16,645,755 km (0.097 R)
• M13: 19,506,216 km (0.105 R)
• M14: 22,679,785 km (0.098 R)
• M15: 23,987,121 km (0.094 R)
• M16: 28,013,398 km (0.105 R)
• M17: 28,409,384 km (0.034 R)
• M18: 30,969,901 km (0.116 R)
• M19: 32,469,320 km (0.049 R)
• M20: 34,922,277 km (0.106 R)
• M21: 35,612,222 km (0.118 R)
• M22: 38,463,109 km (0.102 R)
• M23: 40,698,699 km (0.112 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: 541 - 11,118 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit