🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.61 AU - 0.81 AU

Year: 213 Days

Day: 20.3 Hours

Environment

Temp: 139 °C

Axial Tilt: 6.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 44,807,310 km

• M1: 41,738 km (0.058 R)
• M2: 108,608 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.71 AU - 0.93 AU

Year: 265 Days

Day: 41.7 Hours

Environment

Temp: 145 °C

Axial Tilt: 35.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.05 AU - 1.27 AU

Year: 445 Days

Day: 20 Hours

Environment

Temp: 15 °C

Axial Tilt: 3.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 44,807,310 km

• M1: 853,306 km (0.096 R)

Asteroid Belt

Center: 2.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.4 AU - 3.76 AU

Year: 2414 Days

Day: 47.6 Hours

Environment

Temp: -102 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,807,310 km

• M1: 200,760 km (0.087 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.68 AU - 5.1 AU

Year: 3279 Days

Day: 20.5 Hours

Environment

Temp: -115 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 11.61 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 18.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 496.7

Radius: 6

Gravity: 13.8 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 17.77 AU - 19.87 AU

Year: 29102 Days

Day: 24.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 44,807,310 km

• M1: 81,680 km (0.094 R)
• M2: 882,927 km (0.073 R)
• M3: 2,639,206 km (0.094 R)
• M4: 5,822,349 km (0.097 R)
• M5: 6,140,993 km (0.064 R)
• M6: 6,852,630 km (0.112 R)
• M7: 7,810,804 km (0.112 R)
• M8: 8,832,258 km (0.109 R)
• M9: 10,332,725 km (0.107 R)
• M10: 10,513,439 km (0.105 R)
• M11: 11,003,223 km (0.063 R)
• M12: 11,951,673 km (0.107 R)
• M13: 12,872,598 km (0.049 R)
• M14: 14,247,851 km (0.084 R)
• M15: 15,841,517 km (0.086 R)
• M16: 17,834,460 km (0.07 R)
• M17: 19,365,893 km (0.087 R)
• M18: 23,155,357 km (0.076 R)
• M19: 25,177,471 km (0.119 R)
• M20: 27,775,089 km (0.106 R)
• M21: 28,369,740 km (0.071 R)
• M22: 31,542,561 km (0.111 R)
• M23: 43,172,001 km (0.088 R)
• M24: 43,665,225 km (0.052 R)
• M25: 46,428,298 km (0.059 R)
• M26: 49,013,798 km (0.069 R)
• M27: 49,276,192 km (0.026 R)
• M28: 49,803,076 km (0.093 R)
• M29: 50,598,787 km (0.078 R)
• M30: 55,924,322 km (0.117 R)
• M31: 66,152,328 km (0.086 R)
• M32: 73,984,225 km (0.051 R)
• M33: 80,901,930 km (0.041 R)
• M34: 87,077,629 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 893

Radius: 6.6

Gravity: 20.5 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 17.9 AU - 20.6 AU

Year: 30105 Days

Day: 24 Hours

Environment

Temp: -190 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 44,807,310 km

• M1: 186,848 km (0.081 R)
• M2: 907,760 km (0.04 R)
• M3: 1,087,427 km (0.098 R)
• M4: 2,702,934 km (0.098 R)
• M5: 4,533,414 km (0.06 R)
• M6: 4,847,270 km (0.094 R)
• M7: 7,064,909 km (0.047 R)
• M8: 11,818,531 km (0.117 R)
• M9: 14,377,851 km (0.081 R)
• M10: 14,536,126 km (0.06 R)
• M11: 15,016,634 km (0.097 R)
• M12: 16,084,464 km (0.097 R)
• M13: 16,760,048 km (0.12 R)
• M14: 18,779,769 km (0.111 R)
• M15: 19,786,562 km (0.089 R)
• M16: 20,346,956 km (0.117 R)
• M17: 21,684,810 km (0.101 R)
• M18: 24,282,876 km (0.117 R)
• M19: 24,695,766 km (0.074 R)
• M20: 25,848,866 km (0.061 R)
• M21: 26,704,118 km (0.087 R)
• M22: 27,028,446 km (0.091 R)
• M23: 29,693,831 km (0.12 R)
• M24: 34,292,918 km (0.108 R)
• M25: 36,275,838 km (0.114 R)
• M26: 36,527,611 km (0.108 R)
• M27: 37,033,701 km (0.112 R)
• M28: 39,223,963 km (0.119 R)
• M29: 43,931,808 km (0.116 R)
• M30: 46,031,265 km (0.065 R)
• M31: 47,746,105 km (0.058 R)
• M32: 48,179,789 km (0.079 R)
• M33: 52,020,266 km (0.107 R)
• M34: 54,765,387 km (0.114 R)
• M35: 55,074,755 km (0.11 R)
• M36: 58,855,393 km (0.059 R)
• M37: 63,924,816 km (0.03 R)
• M38: 64,594,117 km (0.111 R)
• M39: 66,112,984 km (0.117 R)
• M40: 66,964,495 km (0.086 R)
• M41: 68,510,888 km (0.113 R)
• M42: 68,856,908 km (0.081 R)
• M43: 84,561,992 km (0.036 R)
• M44: 86,298,823 km (0.095 R)
• M45: 86,687,179 km (0.049 R)
• M46: 91,216,105 km (0.072 R)
• M47: 93,019,657 km (0.119 R)
• M48: 93,624,780 km (0.086 R)
• M49: 96,065,021 km (0.083 R)
• M50: 98,122,440 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 58.4

Radius: 5.1

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 18.65 AU - 20.57 AU

Year: 30954 Days

Day: 17 Hours

Environment

Temp: -201 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 44,807,310 km

• M1: 2,409,872 km (0.098 R)
• M2: 9,490,040 km (0.093 R)
• M3: 11,655,768 km (0.095 R)
• M4: 17,541,547 km (0.083 R)
• M5: 20,510,317 km (0.048 R)
• M6: 21,058,443 km (0.083 R)
• M7: 21,925,363 km (0.108 R)
• M8: 22,365,330 km (0.057 R)
• M9: 22,937,692 km (0.082 R)
• M10: 25,164,755 km (0.061 R)
• M11: 27,495,341 km (0.107 R)
• M12: 28,699,454 km (0.105 R)
• M13: 29,783,440 km (0.105 R)
• M14: 31,036,173 km (0.117 R)
• M15: 34,713,139 km (0.028 R)
• M16: 35,028,790 km (0.025 R)
• M17: 40,614,924 km (0.055 R)

Kuiper Belt

Range: 30.8 - 54.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 176 - 19,278 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit