🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.9

Radius: 13.7

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.65 AU - 0.77 AU

Year: 406 Days

Day: 12.5 Hours

Environment

Temp: -157 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 64,314,085 km

• M1: 170,392 km (0.071 R)
• M2: 730,786 km (0.118 R)
• M3: 1,157,738 km (0.081 R)
• M4: 1,870,422 km (0.075 R)
• M5: 2,455,051 km (0.028 R)
• M6: 3,041,175 km (0.091 R)
• M7: 4,372,297 km (0.053 R)
• M8: 4,844,129 km (0.114 R)
• M9: 5,591,370 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.3

Radius: 8.5

Gravity: 12.17 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.62 AU - 0.84 AU

Year: 423 Days

Day: 12.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,314,085 km

• M1: 106,364 km (0.118 R)
• M2: 723,007 km (0.053 R)
• M3: 1,036,863 km (0.119 R)
• M4: 1,325,437 km (0.077 R)
• M5: 1,766,751 km (0.095 R)
• M6: 2,220,481 km (0.07 R)
• M7: 2,687,526 km (0.119 R)
• M8: 2,966,975 km (0.094 R)
• M9: 3,313,742 km (0.117 R)
• M10: 3,661,557 km (0.113 R)
• M11: 3,938,314 km (0.073 R)
• M12: 4,329,213 km (0.117 R)
• M13: 4,594,151 km (0.095 R)
• M14: 4,979,964 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.3

Radius: 9.6

Gravity: 10.28 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.91 AU - 2.13 AU

Year: 1947 Days

Day: 11.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 90.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,314,085 km

• M1: 119,379 km (0.059 R)
• M2: 418,425 km (0.058 R)
• M3: 1,097,300 km (0.074 R)
• M4: 1,658,292 km (0.084 R)
• M5: 2,065,797 km (0.099 R)
• M6: 2,654,315 km (0.118 R)
• M7: 3,116,872 km (0.09 R)
• M8: 3,437,161 km (0.089 R)
• M9: 4,305,427 km (0.107 R)
• M10: 4,618,236 km (0.095 R)
• M11: 4,923,864 km (0.064 R)
• M12: 5,360,391 km (0.068 R)
• M13: 6,050,635 km (0.084 R)
• M14: 8,255,558 km (0.096 R)
• M15: 9,074,008 km (0.102 R)
• M16: 9,520,558 km (0.081 R)
• M17: 10,494,739 km (0.082 R)
• M18: 11,895,424 km (0.077 R)
• M19: 12,810,514 km (0.083 R)
• M20: 14,270,141 km (0.111 R)
• M21: 17,622,031 km (0.053 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.7

Radius: 8.9

Gravity: 8.95 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 4.23 AU - 6.53 AU

Year: 8464 Days

Day: 6.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 64,314,085 km

• M1: 111,151 km (0.076 R)
• M2: 412,142 km (0.038 R)
• M3: 1,314,217 km (0.041 R)
• M4: 1,694,046 km (0.048 R)
• M5: 2,638,009 km (0.118 R)
• M6: 4,574,254 km (0.116 R)
• M7: 5,486,652 km (0.103 R)
• M8: 6,124,387 km (0.112 R)
• M9: 6,999,684 km (0.11 R)
• M10: 7,997,652 km (0.098 R)
• M11: 8,817,298 km (0.067 R)
• M12: 9,503,205 km (0.03 R)
• M13: 10,273,484 km (0.099 R)
• M14: 10,826,847 km (0.066 R)
• M15: 11,559,577 km (0.069 R)
• M16: 12,325,069 km (0.098 R)
• M17: 13,182,116 km (0.112 R)
• M18: 13,956,733 km (0.108 R)
• M19: 14,824,401 km (0.104 R)
• M20: 16,667,148 km (0.066 R)
• M21: 17,081,085 km (0.109 R)
• M22: 18,364,036 km (0.053 R)
• M23: 18,731,449 km (0.093 R)
• M24: 21,281,494 km (0.111 R)
• M25: 23,792,644 km (0.111 R)
• M26: 24,317,583 km (0.118 R)
• M27: 25,029,519 km (0.07 R)
• M28: 25,481,454 km (0.12 R)
• M29: 26,123,379 km (0.111 R)
• M30: 31,863,150 km (0.057 R)
• M31: 34,243,551 km (0.084 R)
• M32: 38,750,636 km (0.112 R)

Asteroid Belt

Center: 7.91 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 316.1

Radius: 3.6

Gravity: 24.39 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 8.45 AU - 12.43 AU

Year: 22879 Days

Day: 18.4 Hours

Environment

Temp: -244 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 64,314,085 km

• M1: 44,730 km (0.114 R)
• M2: 232,774 km (0.041 R)
• M3: 371,751 km (0.057 R)
• M4: 521,349 km (0.07 R)
• M5: 674,686 km (0.082 R)
• M6: 944,411 km (0.12 R)
• M7: 1,073,215 km (0.092 R)
• M8: 1,338,153 km (0.111 R)
• M9: 1,548,338 km (0.081 R)
• M10: 2,250,999 km (0.058 R)
• M11: 2,661,047 km (0.105 R)
• M12: 3,655,574 km (0.102 R)
• M13: 4,772,471 km (0.118 R)
• M14: 5,408,262 km (0.099 R)
• M15: 6,548,497 km (0.07 R)
• M16: 8,078,435 km (0.082 R)
• M17: 8,520,048 km (0.089 R)
• M18: 9,344,781 km (0.085 R)
• M19: 11,513,800 km (0.079 R)
• M20: 11,884,504 km (0.084 R)
• M21: 19,461,337 km (0.06 R)
• M22: 20,253,158 km (0.116 R)
• M23: 21,341,931 km (0.095 R)
• M24: 21,900,679 km (0.079 R)
• M25: 30,543,846 km (0.109 R)
• M26: 37,327,062 km (0.056 R)
• M27: 38,821,695 km (0.096 R)
• M28: 39,933,506 km (0.055 R)
• M29: 43,544,499 km (0.118 R)
• M30: 44,292,040 km (0.112 R)
• M31: 46,430,093 km (0.099 R)
• M32: 51,076,004 km (0.083 R)
• M33: 55,671,352 km (0.106 R)
• M34: 63,737,370 km (0.093 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 505 - 17,095 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit