🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.92 AU - 1.44 AU

Year: 459 Days

Day: 21.9 Hours

Environment

Temp: 21 °C

Axial Tilt: 23.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.8 AU - 2.14 AU

Year: 990 Days

Day: 29.3 Hours

Environment

Temp: -60 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 106,853,956 km

• M1: 694,733 km (0.113 R)
• M2: 1,262,008 km (0.032 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.95 AU - 2.77 AU

Year: 1298 Days

Day: 12.1 Hours

Environment

Temp: -80 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.03 AU - 2.83 AU

Year: 1357 Days

Day: 24.3 Hours

Environment

Temp: -88 °C

Axial Tilt: 41.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 3.04 AU - 3.28 AU

Year: 2012 Days

Day: 36.3 Hours

Environment

Temp: -99 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.44 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 13.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 629.9

Radius: 7.2

Gravity: 12.15 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 11.46 AU - 15.98 AU

Year: 18201 Days

Day: 15.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 106,853,956 km

• M1: 90,208 km (0.045 R)
• M2: 401,221 km (0.085 R)
• M3: 890,556 km (0.12 R)
• M4: 1,548,637 km (0.041 R)
• M5: 2,428,123 km (0.093 R)
• M6: 2,769,206 km (0.094 R)
• M7: 3,064,961 km (0.118 R)
• M8: 3,300,428 km (0.12 R)
• M9: 4,665,509 km (0.091 R)
• M10: 5,841,198 km (0.088 R)
• M11: 6,713,055 km (0.082 R)
• M12: 8,660,370 km (0.084 R)
• M13: 9,349,269 km (0.1 R)
• M14: 9,960,226 km (0.108 R)
• M15: 12,941,263 km (0.045 R)
• M16: 13,282,496 km (0.081 R)
• M17: 17,359,337 km (0.103 R)
• M18: 19,769,957 km (0.099 R)
• M19: 20,222,640 km (0.11 R)
• M20: 20,497,601 km (0.03 R)
• M21: 20,868,155 km (0.106 R)
• M22: 25,883,872 km (0.114 R)
• M23: 29,483,347 km (0.037 R)
• M24: 31,648,028 km (0.096 R)
• M25: 33,787,577 km (0.119 R)
• M26: 36,833,240 km (0.116 R)
• M27: 37,518,697 km (0.12 R)
• M28: 39,198,532 km (0.117 R)
• M29: 51,527,341 km (0.077 R)
• M30: 60,342,994 km (0.097 R)
• M31: 63,230,083 km (0.099 R)
• M32: 67,833,658 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 961.8

Radius: 6.6

Gravity: 22.08 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 14.36 AU - 18.42 AU

Year: 23765 Days

Day: 18 Hours

Environment

Temp: -193 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 106,853,956 km

• M1: 82,129 km (0.076 R)
• M2: 349,760 km (0.072 R)
• M3: 585,227 km (0.054 R)
• M4: 1,112,859 km (0.09 R)
• M5: 1,452,446 km (0.111 R)
• M6: 1,819,409 km (0.088 R)
• M7: 2,845,352 km (0.094 R)
• M8: 3,577,035 km (0.104 R)
• M9: 4,427,499 km (0.087 R)
• M10: 4,726,096 km (0.111 R)
• M11: 5,322,543 km (0.076 R)
• M12: 7,361,861 km (0.107 R)
• M13: 7,781,782 km (0.101 R)
• M14: 14,380,993 km (0.094 R)
• M15: 15,372,528 km (0.038 R)
• M16: 16,145,500 km (0.075 R)
• M17: 17,955,484 km (0.102 R)
• M18: 22,080,945 km (0.084 R)
• M19: 27,663,937 km (0.088 R)
• M20: 29,193,576 km (0.113 R)
• M21: 32,142,898 km (0.054 R)
• M22: 32,420,402 km (0.055 R)
• M23: 32,980,347 km (0.084 R)
• M24: 33,546,724 km (0.025 R)
• M25: 33,975,771 km (0.112 R)
• M26: 35,137,847 km (0.097 R)
• M27: 45,403,552 km (0.119 R)
• M28: 62,323,221 km (0.028 R)
• M29: 62,538,791 km (0.113 R)
• M30: 63,624,274 km (0.087 R)
• M31: 68,321,048 km (0.12 R)
• M32: 79,913,238 km (0.071 R)
• M33: 80,422,768 km (0.08 R)
• M34: 88,328,417 km (0.111 R)
• M35: 89,969,356 km (0.07 R)
• M36: 95,585,709 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 910.5

Radius: 5.1

Gravity: 35.01 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 14.54 AU - 22.78 AU

Year: 28870 Days

Day: 17.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 106,853,956 km

• M1: 65,524 km (0.071 R)
• M2: 344,075 km (0.118 R)
• M3: 578,944 km (0.105 R)
• M4: 983,456 km (0.063 R)
• M5: 1,263,653 km (0.066 R)
• M6: 1,576,911 km (0.096 R)
• M7: 1,897,350 km (0.118 R)
• M8: 2,483,923 km (0.1 R)
• M9: 2,667,928 km (0.074 R)
• M10: 2,832,935 km (0.077 R)
• M11: 3,063,615 km (0.045 R)
• M12: 3,729,325 km (0.045 R)
• M13: 4,078,188 km (0.104 R)
• M14: 5,256,271 km (0.103 R)
• M15: 5,831,175 km (0.099 R)
• M16: 6,496,138 km (0.114 R)
• M17: 7,316,383 km (0.12 R)
• M18: 13,332,312 km (0.066 R)
• M19: 14,229,301 km (0.095 R)
• M20: 14,820,661 km (0.115 R)
• M21: 15,693,565 km (0.095 R)
• M22: 23,711,711 km (0.083 R)
• M23: 24,302,772 km (0.067 R)
• M24: 33,493,916 km (0.112 R)
• M25: 34,237,866 km (0.043 R)
• M26: 36,379,509 km (0.055 R)
• M27: 36,849,845 km (0.044 R)
• M28: 40,590,839 km (0.111 R)
• M29: 42,813,265 km (0.112 R)
• M30: 69,901,400 km (0.104 R)
• M31: 71,359,680 km (0.063 R)
• M32: 78,694,763 km (0.059 R)
• M33: 81,603,544 km (0.073 R)
• M34: 82,949,027 km (0.093 R)
• M35: 96,028,818 km (0.109 R)
• M36: 102,431,308 km (0.067 R)
• M37: 105,577,650 km (0.026 R)

Kuiper Belt

Range: 30.6 - 52.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 162 - 17,735 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit