🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.89 AU - 1.39 AU

Year: 461 Days

Day: 25.1 Hours

Environment

Temp: -5 °C

Axial Tilt: 12.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 73,318,905 km

• M1: 103,522 km (0.115 R)
• M2: 370,554 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.06 AU - 1.7 AU

Year: 614 Days

Day: 19.6 Hours

Environment

Temp: -43 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.65 AU - 2.27 AU

Year: 1039 Days

Day: 20.2 Hours

Environment

Temp: -84 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,318,905 km

• M1: 119,080 km (0.093 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.05 AU - 2.43 AU

Year: 1270 Days

Day: 34.1 Hours

Environment

Temp: -99 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.7 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 11.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966.9

Radius: 12

Gravity: 6.71 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 10.4 AU - 11.92 AU

Year: 14120 Days

Day: 7.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 130.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 73,318,905 km

• M1: 150,495 km (0.12 R)
• M2: 689,497 km (0.107 R)
• M3: 1,179,130 km (0.059 R)
• M4: 1,599,949 km (0.113 R)
• M5: 2,027,650 km (0.048 R)
• M6: 2,488,710 km (0.093 R)
• M7: 2,874,074 km (0.073 R)
• M8: 3,247,471 km (0.069 R)
• M9: 4,406,405 km (0.067 R)
• M10: 5,045,637 km (0.1 R)
• M11: 7,805,269 km (0.087 R)
• M12: 8,191,231 km (0.096 R)
• M13: 9,753,781 km (0.084 R)
• M14: 12,007,772 km (0.104 R)
• M15: 12,588,810 km (0.116 R)
• M16: 14,589,383 km (0.037 R)
• M17: 23,509,605 km (0.114 R)
• M18: 25,039,243 km (0.087 R)
• M19: 25,563,583 km (0.091 R)
• M20: 27,734,697 km (0.12 R)
• M21: 28,865,059 km (0.111 R)
• M22: 30,976,932 km (0.112 R)
• M23: 31,703,230 km (0.113 R)
• M24: 35,769,898 km (0.047 R)
• M25: 39,461,525 km (0.101 R)
• M26: 49,704,341 km (0.038 R)
• M27: 50,200,408 km (0.105 R)
• M28: 51,539,458 km (0.069 R)
• M29: 66,666,945 km (0.078 R)
• M30: 67,472,380 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 471.1

Radius: 7.9

Gravity: 7.55 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 12.7 AU - 13.12 AU

Year: 17569 Days

Day: 20.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 73,318,905 km

• M1: 134,638 km (0.115 R)
• M2: 676,033 km (0.08 R)
• M3: 1,255,874 km (0.118 R)
• M4: 1,522,009 km (0.108 R)
• M5: 2,229,158 km (0.119 R)
• M6: 2,494,395 km (0.101 R)
• M7: 4,462,504 km (0.07 R)
• M8: 6,084,893 km (0.106 R)
• M9: 9,569,327 km (0.093 R)
• M10: 10,443,128 km (0.109 R)
• M11: 10,841,657 km (0.118 R)
• M12: 11,368,989 km (0.099 R)
• M13: 11,851,891 km (0.12 R)
• M14: 12,098,429 km (0.072 R)
• M15: 13,184,958 km (0.12 R)
• M16: 13,650,656 km (0.066 R)
• M17: 13,990,094 km (0.109 R)
• M18: 14,265,503 km (0.034 R)
• M19: 18,267,097 km (0.084 R)
• M20: 19,866,896 km (0.096 R)
• M21: 23,439,443 km (0.05 R)
• M22: 24,519,540 km (0.12 R)
• M23: 27,850,187 km (0.075 R)
• M24: 28,727,578 km (0.045 R)
• M25: 30,653,202 km (0.101 R)
• M26: 31,470,605 km (0.093 R)
• M27: 33,148,794 km (0.115 R)
• M28: 33,515,907 km (0.053 R)
• M29: 37,075,439 km (0.088 R)
• M30: 37,471,125 km (0.067 R)
• M31: 38,810,475 km (0.102 R)
• M32: 39,629,374 km (0.079 R)
• M33: 43,896,952 km (0.054 R)
• M34: 44,636,713 km (0.12 R)
• M35: 49,092,636 km (0.117 R)
• M36: 53,164,390 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 71.2

Radius: 4.9

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 11.63 AU - 17.19 AU

Year: 20718 Days

Day: 20.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,318,905 km

• M1: 61,784 km (0.103 R)
• M2: 222,153 km (0.115 R)
• M3: 414,237 km (0.096 R)
• M4: 688,898 km (0.081 R)
• M5: 943,514 km (0.107 R)
• M6: 2,808,850 km (0.082 R)
• M7: 3,029,357 km (0.084 R)
• M8: 3,239,841 km (0.089 R)
• M9: 4,442,309 km (0.118 R)
• M10: 6,586,196 km (0.076 R)
• M11: 7,570,699 km (0.072 R)
• M12: 8,524,984 km (0.096 R)
• M13: 9,556,761 km (0.103 R)
• M14: 10,430,562 km (0.072 R)
• M15: 10,814,131 km (0.082 R)
• M16: 11,507,667 km (0.102 R)
• M17: 15,548,754 km (0.052 R)
• M18: 18,923,233 km (0.062 R)
• M19: 19,637,563 km (0.117 R)
• M20: 25,234,917 km (0.039 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 464.3

Radius: 6.5

Gravity: 10.99 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 13.48 AU - 17.4 AU

Year: 22978 Days

Day: 23.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 73,318,905 km

• M1: 91,703 km (0.114 R)
• M2: 299,495 km (0.085 R)
• M3: 711,787 km (0.113 R)
• M4: 2,641,599 km (0.085 R)
• M5: 2,984,926 km (0.082 R)
• M6: 6,067,839 km (0.05 R)
• M7: 7,025,116 km (0.084 R)
• M8: 7,587,903 km (0.104 R)
• M9: 7,880,367 km (0.113 R)
• M10: 9,401,329 km (0.115 R)
• M11: 10,142,885 km (0.079 R)
• M12: 12,332,400 km (0.101 R)
• M13: 13,360,436 km (0.11 R)
• M14: 15,586,004 km (0.078 R)
• M15: 16,059,032 km (0.106 R)
• M16: 16,950,935 km (0.066 R)
• M17: 22,805,747 km (0.107 R)
• M18: 23,415,358 km (0.104 R)
• M19: 26,404,473 km (0.074 R)
• M20: 27,990,210 km (0.096 R)
• M21: 31,350,328 km (0.088 R)
• M22: 37,719,458 km (0.099 R)
• M23: 43,489,298 km (0.086 R)
• M24: 51,018,409 km (0.11 R)
• M25: 67,337,592 km (0.096 R)
• M26: 69,011,891 km (0.116 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 336 - 19,707 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit