🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.89 AU - 1.21 AU

Year: 380 Days

Day: 36.2 Hours

Environment

Temp: 131 °C

Axial Tilt: 13.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 3.12 AU - 4.08 AU

Year: 2412 Days

Day: 34.4 Hours

Environment

Temp: -118 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,522,663 km

• M1: 46,824 km (0.081 R)

Asteroid Belt

Center: 5.32 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.5

Radius: 13.7

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 5.48 AU - 8.58 AU

Year: 6582 Days

Day: 11.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 99,522,663 km

• M1: 170,392 km (0.071 R)
• M2: 794,664 km (0.061 R)
• M3: 1,621,192 km (0.119 R)
• M4: 2,261,471 km (0.072 R)
• M5: 3,870,097 km (0.066 R)
• M6: 5,865,583 km (0.068 R)
• M7: 6,763,320 km (0.036 R)
• M8: 7,351,838 km (0.108 R)
• M9: 7,936,765 km (0.115 R)
• M10: 8,395,732 km (0.109 R)
• M11: 9,035,412 km (0.092 R)
• M12: 11,151,474 km (0.116 R)
• M13: 13,365,074 km (0.058 R)
• M14: 18,713,347 km (0.09 R)
• M15: 19,667,632 km (0.115 R)
• M16: 21,305,430 km (0.097 R)
• M17: 29,951,738 km (0.069 R)
• M18: 31,924,036 km (0.097 R)
• M19: 32,406,190 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.8

Radius: 10.8

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 6.98 AU - 8.98 AU

Year: 7960 Days

Day: 9.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 99,522,663 km

• M1: 135,386 km (0.117 R)
• M2: 510,578 km (0.073 R)
• M3: 973,583 km (0.106 R)
• M4: 2,301,264 km (0.11 R)
• M5: 2,738,239 km (0.098 R)
• M6: 5,130,160 km (0.106 R)
• M7: 6,995,496 km (0.075 R)
• M8: 7,563,818 km (0.087 R)
• M9: 8,000,045 km (0.084 R)
• M10: 8,452,878 km (0.097 R)
• M11: 9,186,506 km (0.105 R)
• M12: 9,961,872 km (0.11 R)
• M13: 10,341,701 km (0.116 R)
• M14: 12,827,419 km (0.119 R)
• M15: 14,030,934 km (0.059 R)
• M16: 14,751,696 km (0.032 R)
• M17: 15,183,436 km (0.11 R)
• M18: 16,595,341 km (0.091 R)
• M19: 17,814,264 km (0.12 R)
• M20: 18,233,587 km (0.093 R)
• M21: 18,587,984 km (0.107 R)
• M22: 19,164,534 km (0.069 R)
• M23: 20,581,974 km (0.11 R)
• M24: 23,042,710 km (0.101 R)
• M25: 23,540,721 km (0.106 R)
• M26: 25,693,434 km (0.11 R)
• M27: 27,322,406 km (0.101 R)
• M28: 32,001,677 km (0.118 R)
• M29: 34,099,787 km (0.104 R)
• M30: 37,989,631 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63.4

Radius: 9.2

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 6.43 AU - 9.65 AU

Year: 8050 Days

Day: 11.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 99,522,663 km

• M1: 114,442 km (0.09 R)
• M2: 493,823 km (0.1 R)
• M3: 1,713,793 km (0.072 R)
• M4: 2,445,476 km (0.103 R)
• M5: 3,067,205 km (0.074 R)
• M6: 3,847,807 km (0.045 R)
• M7: 4,203,102 km (0.119 R)
• M8: 5,598,401 km (0.088 R)
• M9: 7,045,761 km (0.119 R)
• M10: 14,166,918 km (0.093 R)
• M11: 14,921,340 km (0.098 R)
• M12: 15,652,575 km (0.116 R)
• M13: 16,203,843 km (0.069 R)
• M14: 16,510,070 km (0.057 R)
• M15: 17,558,452 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 423.3

Radius: 5.8

Gravity: 12.58 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 16.58 AU - 21.84 AU

Year: 29730 Days

Day: 24.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 99,522,663 km

• M1: 125,812 km (0.097 R)
• M2: 451,038 km (0.059 R)
• M3: 1,312,422 km (0.111 R)
• M4: 2,086,890 km (0.114 R)
• M5: 2,708,320 km (0.081 R)
• M6: 3,688,336 km (0.075 R)
• M7: 5,551,427 km (0.06 R)
• M8: 5,842,545 km (0.105 R)
• M9: 6,187,817 km (0.068 R)
• M10: 11,727,127 km (0.11 R)
• M11: 13,426,858 km (0.064 R)
• M12: 14,568,738 km (0.088 R)
• M13: 39,942,781 km (0.096 R)
• M14: 40,871,185 km (0.079 R)
• M15: 42,131,248 km (0.059 R)
• M16: 44,894,620 km (0.079 R)
• M17: 46,066,720 km (0.109 R)
• M18: 47,776,474 km (0.073 R)
• M19: 50,779,202 km (0.099 R)
• M20: 53,344,656 km (0.077 R)
• M21: 64,471,147 km (0.104 R)
• M22: 66,392,433 km (0.069 R)
• M23: 71,474,871 km (0.049 R)
• M24: 78,004,519 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 593.1

Radius: 4.6

Gravity: 28.03 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 15.42 AU - 25.06 AU

Year: 32152 Days

Day: 21.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 99,522,663 km

• M1: 57,595 km (0.082 R)
• M2: 399,726 km (0.116 R)
• M3: 939,475 km (0.115 R)
• M4: 1,331,720 km (0.108 R)
• M5: 2,991,808 km (0.117 R)
• M6: 3,535,147 km (0.072 R)
• M7: 4,285,381 km (0.104 R)
• M8: 4,582,781 km (0.046 R)
• M9: 5,344,534 km (0.076 R)
• M10: 7,321,619 km (0.099 R)
• M11: 7,801,080 km (0.106 R)
• M12: 12,267,923 km (0.117 R)
• M13: 13,173,888 km (0.115 R)
• M14: 17,061,188 km (0.096 R)
• M15: 18,092,366 km (0.104 R)
• M16: 18,477,581 km (0.105 R)
• M17: 23,193,654 km (0.095 R)
• M18: 26,747,351 km (0.106 R)
• M19: 30,783,651 km (0.108 R)
• M20: 33,737,162 km (0.113 R)
• M21: 34,910,159 km (0.062 R)
• M22: 36,414,366 km (0.057 R)
• M23: 36,873,930 km (0.113 R)
• M24: 38,592,211 km (0.115 R)
• M25: 53,704,140 km (0.081 R)
• M26: 55,100,187 km (0.066 R)
• M27: 58,172,628 km (0.107 R)
• M28: 60,496,930 km (0.115 R)
• M29: 61,573,586 km (0.113 R)
• M30: 83,465,140 km (0.095 R)
• M31: 87,783,133 km (0.117 R)
• M32: 88,333,204 km (0.093 R)
• M33: 93,387,069 km (0.099 R)
• M34: 94,247,556 km (0.11 R)

Kuiper Belt

Range: 31.1 - 59.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 559 - 11,475 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit