🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.6

Radius: 11.3

Gravity: 6.97 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.67 AU - 0.79 AU

Year: 423 Days

Day: 10.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 47,574,357 km

• M1: 140,921 km (0.088 R)
• M2: 729,439 km (0.055 R)
• M3: 1,157,140 km (0.114 R)
• M4: 1,578,258 km (0.09 R)
• M5: 1,983,668 km (0.117 R)
• M6: 2,429,918 km (0.037 R)
• M7: 2,987,170 km (0.076 R)
• M8: 3,502,834 km (0.101 R)
• M9: 3,901,363 km (0.096 R)
• M10: 4,504,392 km (0.042 R)
• M11: 5,168,756 km (0.096 R)
• M12: 5,861,993 km (0.06 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.1

Radius: 10.7

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 2.58 AU - 2.7 AU

Year: 2909 Days

Day: 14.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,574,357 km

• M1: 133,441 km (0.071 R)
• M2: 500,106 km (0.081 R)
• M3: 871,856 km (0.093 R)
• M4: 1,301,950 km (0.075 R)
• M5: 1,975,739 km (0.086 R)
• M6: 2,763,970 km (0.081 R)
• M7: 3,466,482 km (0.089 R)
• M8: 4,011,018 km (0.057 R)
• M9: 5,893,259 km (0.112 R)
• M10: 7,515,199 km (0.093 R)
• M11: 7,963,394 km (0.115 R)
• M12: 8,429,391 km (0.05 R)
• M13: 8,847,816 km (0.1 R)
• M14: 10,115,359 km (0.096 R)
• M15: 12,056,092 km (0.041 R)
• M16: 12,712,977 km (0.113 R)
• M17: 14,053,523 km (0.058 R)
• M18: 14,597,012 km (0.033 R)
• M19: 15,486,222 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456.1

Radius: 13.9

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.3 AU - 3.06 AU

Year: 2976 Days

Day: 10.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,574,357 km

• M1: 173,833 km (0.111 R)
• M2: 702,512 km (0.111 R)
• M3: 1,155,344 km (0.056 R)
• M4: 1,591,721 km (0.109 R)
• M5: 2,043,208 km (0.084 R)
• M6: 2,525,062 km (0.057 R)
• M7: 3,418,760 km (0.113 R)
• M8: 3,892,237 km (0.067 R)
• M9: 5,857,355 km (0.092 R)
• M10: 6,512,594 km (0.103 R)
• M11: 7,245,623 km (0.037 R)
• M12: 8,190,783 km (0.054 R)
• M13: 9,113,801 km (0.083 R)
• M14: 9,600,743 km (0.059 R)
• M15: 11,011,002 km (0.101 R)
• M16: 12,260,293 km (0.053 R)
• M17: 12,811,562 km (0.094 R)
• M18: 13,782,302 km (0.106 R)
• M19: 14,848,935 km (0.073 R)
• M20: 15,672,172 km (0.085 R)
• M21: 16,120,218 km (0.077 R)
• M22: 17,675,736 km (0.111 R)
• M23: 18,215,934 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 774.2

Radius: 14.3

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 3.66 AU - 4 AU

Year: 5084 Days

Day: 9.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 47,574,357 km

• M1: 223,499 km (0.053 R)
• M2: 696,079 km (0.118 R)
• M3: 1,185,264 km (0.086 R)
• M4: 1,678,039 km (0.052 R)
• M5: 2,278,824 km (0.09 R)
• M6: 3,176,561 km (0.091 R)
• M7: 4,373,045 km (0.118 R)
• M8: 7,606,304 km (0.084 R)
• M9: 8,743,397 km (0.053 R)
• M10: 9,604,931 km (0.045 R)
• M11: 13,951,647 km (0.062 R)
• M12: 14,672,559 km (0.062 R)
• M13: 15,418,155 km (0.093 R)
• M14: 21,437,524 km (0.115 R)
• M15: 30,678,933 km (0.089 R)
• M16: 31,331,928 km (0.068 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 807.2

Radius: 4.9

Gravity: 33.62 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 5.6 AU - 5.7 AU

Year: 9109 Days

Day: 24.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 47,574,357 km

• M1: 61,036 km (0.118 R)
• M2: 262,993 km (0.111 R)
• M3: 526,585 km (0.109 R)
• M4: 1,356,703 km (0.117 R)
• M5: 1,632,562 km (0.073 R)
• M6: 1,799,662 km (0.089 R)
• M7: 2,011,942 km (0.104 R)
• M8: 2,647,583 km (0.074 R)
• M9: 3,287,862 km (0.104 R)
• M10: 4,026,127 km (0.082 R)
• M11: 4,838,145 km (0.027 R)
• M12: 5,381,484 km (0.084 R)
• M13: 7,459,698 km (0.107 R)
• M14: 9,819,155 km (0.118 R)
• M15: 11,605,354 km (0.069 R)
• M16: 11,828,704 km (0.055 R)
• M17: 12,169,188 km (0.077 R)
• M18: 12,341,974 km (0.07 R)
• M19: 12,692,332 km (0.109 R)
• M20: 16,709,783 km (0.111 R)
• M21: 17,355,597 km (0.108 R)
• M22: 21,667,905 km (0.097 R)
• M23: 25,311,511 km (0.116 R)
• M24: 28,830,053 km (0.097 R)
• M25: 30,387,666 km (0.069 R)
• M26: 33,556,448 km (0.08 R)
• M27: 38,525,790 km (0.029 R)
• M28: 39,650,916 km (0.115 R)
• M29: 46,302,935 km (0.099 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 496 - 18,095 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit