🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.28 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 534.8

Radius: 11.3

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.91 AU - 3.19 AU

Year: 2811 Days

Day: 12.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 61,457,124 km

• M1: 140,472 km (0.114 R)
• M2: 498,311 km (0.072 R)
• M3: 926,011 km (0.073 R)
• M4: 2,434,406 km (0.099 R)
• M5: 2,955,007 km (0.082 R)
• M6: 3,319,577 km (0.117 R)
• M7: 4,080,282 km (0.105 R)
• M8: 4,707,845 km (0.112 R)
• M9: 5,769,092 km (0.108 R)
• M10: 6,289,094 km (0.08 R)
• M11: 6,868,637 km (0.086 R)
• M12: 7,727,179 km (0.112 R)
• M13: 8,327,515 km (0.112 R)
• M14: 9,373,503 km (0.048 R)
• M15: 9,946,762 km (0.076 R)
• M16: 12,391,491 km (0.115 R)
• M17: 14,922,088 km (0.099 R)
• M18: 16,359,574 km (0.047 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571.6

Radius: 8

Gravity: 8.93 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 3.42 AU - 3.74 AU

Year: 4676 Days

Day: 7 Hours

Environment

Temp: -217 °C

Axial Tilt: 127.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 61,457,124 km

• M1: 100,829 km (0.116 R)
• M2: 412,142 km (0.101 R)
• M3: 801,994 km (0.12 R)
• M4: 1,373,757 km (0.072 R)
• M5: 1,730,997 km (0.084 R)
• M6: 2,091,827 km (0.108 R)
• M7: 3,002,280 km (0.11 R)
• M8: 4,435,876 km (0.09 R)
• M9: 5,384,177 km (0.088 R)
• M10: 5,920,635 km (0.104 R)
• M11: 7,133,425 km (0.103 R)
• M12: 7,435,313 km (0.086 R)
• M13: 8,615,940 km (0.087 R)
• M14: 9,752,734 km (0.107 R)
• M15: 11,119,610 km (0.087 R)
• M16: 12,416,623 km (0.099 R)
• M17: 13,606,226 km (0.112 R)
• M18: 14,547,047 km (0.098 R)
• M19: 15,755,049 km (0.059 R)
• M20: 16,615,985 km (0.085 R)
• M21: 17,447,600 km (0.096 R)
• M22: 18,369,123 km (0.067 R)
• M23: 21,328,318 km (0.103 R)
• M24: 22,381,337 km (0.097 R)
• M25: 24,439,056 km (0.075 R)

Planet 3 - Ice Giant

Semi-Major Axis: 8.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 914

Radius: 3.5

Gravity: 74.61 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 8.01 AU - 9.85 AU

Year: 18420 Days

Day: 23.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 61,457,124 km

• M1: 44,879 km (0.076 R)
• M2: 160,967 km (0.106 R)
• M3: 374,294 km (0.111 R)
• M4: 595,699 km (0.09 R)
• M5: 1,007,841 km (0.092 R)
• M6: 1,436,439 km (0.052 R)
• M7: 2,404,487 km (0.114 R)
• M8: 2,520,575 km (0.065 R)
• M9: 3,559,233 km (0.116 R)
• M10: 4,357,936 km (0.082 R)
• M11: 4,601,481 km (0.109 R)
• M12: 5,915,100 km (0.085 R)
• M13: 6,041,809 km (0.088 R)
• M14: 9,714,138 km (0.05 R)
• M15: 10,556,224 km (0.104 R)
• M16: 11,842,167 km (0.1 R)
• M17: 12,522,688 km (0.1 R)
• M18: 14,337,460 km (0.108 R)
• M19: 15,267,659 km (0.1 R)
• M20: 15,747,569 km (0.033 R)
• M21: 16,402,958 km (0.105 R)
• M22: 16,569,610 km (0.096 R)
• M23: 19,299,173 km (0.046 R)
• M24: 19,578,322 km (0.103 R)
• M25: 21,112,299 km (0.106 R)
• M26: 21,408,502 km (0.089 R)
• M27: 21,807,929 km (0.103 R)
• M28: 23,666,533 km (0.113 R)
• M29: 24,308,756 km (0.101 R)
• M30: 33,210,877 km (0.115 R)
• M31: 39,864,093 km (0.119 R)
• M32: 45,194,714 km (0.115 R)
• M33: 45,522,333 km (0.052 R)
• M34: 49,751,614 km (0.101 R)
• M35: 51,514,176 km (0.082 R)
• M36: 54,051,057 km (0.092 R)
• M37: 56,101,745 km (0.042 R)
• M38: 56,290,687 km (0.119 R)
• M39: 56,860,056 km (0.11 R)
• M40: 60,954,101 km (0.09 R)
• M41: 76,012,623 km (0.072 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 320

Radius: 8

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 8.2 AU - 11.44 AU

Year: 21241 Days

Day: 19.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 61,457,124 km

• M1: 103,073 km (0.105 R)
• M2: 428,299 km (0.038 R)
• M3: 717,771 km (0.078 R)
• M4: 2,821,416 km (0.056 R)
• M5: 3,655,873 km (0.074 R)
• M6: 6,842,756 km (0.057 R)
• M7: 8,383,165 km (0.088 R)
• M8: 9,761,111 km (0.097 R)
• M9: 10,645,684 km (0.095 R)
• M10: 11,462,488 km (0.117 R)
• M11: 13,485,650 km (0.074 R)
• M12: 15,661,999 km (0.066 R)
• M13: 21,507,985 km (0.042 R)
• M14: 22,621,592 km (0.117 R)
• M15: 26,401,182 km (0.101 R)
• M16: 27,569,092 km (0.079 R)
• M17: 35,056,316 km (0.117 R)
• M18: 39,810,985 km (0.08 R)
• M19: 46,949,197 km (0.045 R)
• M20: 47,257,519 km (0.103 R)
• M21: 49,932,029 km (0.078 R)
• M22: 52,044,351 km (0.106 R)
• M23: 57,848,749 km (0.095 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: 392 - 20,153 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit