🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.98 AU - 1.34 AU

Year: 456 Days

Day: 41.6 Hours

Environment

Temp: 20 °C

Axial Tilt: 27.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.24 AU - 1.88 AU

Year: 712 Days

Day: 20.4 Hours

Environment

Temp: -41 °C

Axial Tilt: 17.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.78 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.2

Radius: 13.5

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 5.83 AU - 6.15 AU

Year: 5355 Days

Day: 14.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 73,492,472 km

• M1: 167,849 km (0.115 R)
• M2: 704,756 km (0.105 R)
• M3: 1,244,355 km (0.09 R)
• M4: 2,198,939 km (0.102 R)
• M5: 2,725,673 km (0.063 R)
• M6: 3,508,369 km (0.097 R)
• M7: 3,989,177 km (0.085 R)
• M8: 4,592,954 km (0.076 R)
• M9: 5,984,364 km (0.058 R)
• M10: 6,709,315 km (0.106 R)
• M11: 7,944,245 km (0.06 R)
• M12: 10,956,698 km (0.119 R)
• M13: 12,560,088 km (0.082 R)
• M14: 13,200,067 km (0.066 R)
• M15: 18,037,165 km (0.044 R)
• M16: 19,977,449 km (0.034 R)
• M17: 23,862,955 km (0.107 R)
• M18: 27,508,954 km (0.097 R)
• M19: 28,498,095 km (0.05 R)
• M20: 29,885,167 km (0.036 R)
• M21: 30,452,442 km (0.077 R)
• M22: 34,316,256 km (0.1 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 738.3

Radius: 6.8

Gravity: 15.97 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 14.61 AU - 15.39 AU

Year: 21219 Days

Day: 20.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 73,492,472 km

• M1: 84,523 km (0.043 R)
• M2: 392,395 km (0.086 R)
• M3: 685,607 km (0.058 R)
• M4: 901,477 km (0.116 R)
• M5: 1,509,443 km (0.047 R)
• M6: 2,082,253 km (0.064 R)
• M7: 2,476,294 km (0.054 R)
• M8: 3,442,546 km (0.104 R)
• M9: 4,497,810 km (0.093 R)
• M10: 4,819,744 km (0.116 R)
• M11: 7,570,699 km (0.086 R)
• M12: 8,288,171 km (0.118 R)
• M13: 8,938,323 km (0.11 R)
• M14: 10,587,191 km (0.118 R)
• M15: 12,222,146 km (0.049 R)
• M16: 13,352,657 km (0.062 R)
• M17: 14,551,385 km (0.09 R)
• M18: 15,415,911 km (0.107 R)
• M19: 15,657,661 km (0.12 R)
• M20: 16,231,369 km (0.105 R)
• M21: 16,565,421 km (0.051 R)
• M22: 16,903,961 km (0.101 R)
• M23: 18,941,484 km (0.025 R)
• M24: 20,548,913 km (0.12 R)
• M25: 22,040,853 km (0.095 R)
• M26: 32,802,026 km (0.076 R)
• M27: 36,663,596 km (0.117 R)
• M28: 37,528,720 km (0.033 R)
• M29: 40,053,932 km (0.118 R)
• M30: 42,532,021 km (0.047 R)
• M31: 45,937,018 km (0.102 R)
• M32: 49,519,438 km (0.098 R)
• M33: 51,110,262 km (0.055 R)
• M34: 62,595,190 km (0.119 R)
• M35: 69,809,398 km (0.105 R)
• M36: 76,151,151 km (0.116 R)
• M37: 78,268,409 km (0.083 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 285.3

Radius: 3.6

Gravity: 22.01 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 14.47 AU - 22.83 AU

Year: 29418 Days

Day: 16.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 73,492,472 km

• M1: 44,730 km (0.113 R)
• M2: 328,966 km (0.083 R)
• M3: 715,227 km (0.111 R)
• M4: 1,248,394 km (0.103 R)
• M5: 1,817,614 km (0.082 R)
• M6: 2,362,450 km (0.114 R)
• M7: 3,645,700 km (0.06 R)
• M8: 4,468,937 km (0.063 R)
• M9: 4,923,864 km (0.084 R)
• M10: 6,560,764 km (0.105 R)
• M11: 7,768,019 km (0.099 R)
• M12: 8,738,760 km (0.074 R)
• M13: 9,007,138 km (0.067 R)
• M14: 9,787,740 km (0.029 R)
• M15: 9,960,675 km (0.106 R)
• M16: 10,312,679 km (0.118 R)
• M17: 10,917,653 km (0.115 R)
• M18: 12,398,372 km (0.05 R)
• M19: 12,943,357 km (0.083 R)
• M20: 15,129,431 km (0.099 R)
• M21: 16,390,242 km (0.094 R)
• M22: 18,235,831 km (0.119 R)
• M23: 22,135,099 km (0.117 R)
• M24: 22,733,940 km (0.108 R)
• M25: 27,117,756 km (0.081 R)
• M26: 27,688,023 km (0.114 R)
• M27: 35,033,727 km (0.114 R)
• M28: 35,710,059 km (0.115 R)
• M29: 37,509,123 km (0.094 R)
• M30: 38,789,531 km (0.083 R)
• M31: 39,805,151 km (0.084 R)
• M32: 44,833,135 km (0.051 R)
• M33: 49,248,965 km (0.071 R)
• M34: 53,054,436 km (0.096 R)
• M35: 56,679,940 km (0.092 R)
• M36: 64,823,749 km (0.085 R)
• M37: 68,750,843 km (0.027 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 211 - 11,907 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit