🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.57 AU - 0.91 AU

Year: 234 Days

Day: 48 Hours

Environment

Temp: 187 °C

Axial Tilt: 20.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.08 AU - 1.36 AU

Year: 495 Days

Day: 32.6 Hours

Environment

Temp: 7 °C

Axial Tilt: 39.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.85 AU - 3.01 AU

Year: 1391 Days

Day: 35.6 Hours

Environment

Temp: -91 °C

Axial Tilt: 42.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.38 AU - 4.04 AU

Year: 2623 Days

Day: 41.6 Hours

Environment

Temp: -111 °C

Axial Tilt: 47.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 3.66 AU - 5.36 AU

Year: 3516 Days

Day: 37.4 Hours

Environment

Temp: -124 °C

Axial Tilt: 0.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557.9

Radius: 11.9

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 6.21 AU - 8.51 AU

Year: 7330 Days

Day: 8 Hours

Environment

Temp: -165 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 91,450,434 km

• M1: 147,952 km (0.094 R)
• M2: 560,842 km (0.074 R)
• M3: 943,514 km (0.097 R)
• M4: 1,535,024 km (0.064 R)
• M5: 2,432,910 km (0.09 R)
• M6: 3,235,204 km (0.078 R)
• M7: 3,768,520 km (0.053 R)
• M8: 4,570,365 km (0.036 R)
• M9: 5,791,682 km (0.101 R)
• M10: 6,410,867 km (0.096 R)
• M11: 7,667,340 km (0.112 R)
• M12: 10,009,294 km (0.118 R)
• M13: 11,745,976 km (0.04 R)
• M14: 12,419,914 km (0.095 R)
• M15: 12,901,320 km (0.104 R)
• M16: 14,362,892 km (0.087 R)
• M17: 15,560,273 km (0.094 R)
• M18: 15,994,556 km (0.102 R)
• M19: 17,412,893 km (0.118 R)
• M20: 17,948,902 km (0.107 R)
• M21: 18,843,348 km (0.111 R)
• M22: 21,096,142 km (0.103 R)
• M23: 22,562,500 km (0.085 R)
• M24: 22,959,533 km (0.114 R)
• M25: 23,849,192 km (0.106 R)
• M26: 25,525,585 km (0.103 R)
• M27: 28,369,142 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.1

Radius: 10.3

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 7.87 AU - 12.11 AU

Year: 11591 Days

Day: 6.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 91,450,434 km

• M1: 128,056 km (0.113 R)
• M2: 562,638 km (0.049 R)
• M3: 961,466 km (0.074 R)
• M4: 1,305,092 km (0.069 R)
• M5: 2,251,747 km (0.049 R)
• M6: 3,978,555 km (0.096 R)
• M7: 4,614,945 km (0.111 R)
• M8: 5,028,433 km (0.038 R)
• M9: 7,592,092 km (0.094 R)
• M10: 8,530,519 km (0.111 R)
• M11: 11,810,901 km (0.026 R)
• M12: 12,693,230 km (0.061 R)
• M13: 14,012,982 km (0.032 R)
• M14: 16,794,605 km (0.117 R)
• M15: 17,182,662 km (0.092 R)
• M16: 17,576,703 km (0.114 R)
• M17: 19,781,177 km (0.111 R)
• M18: 20,801,285 km (0.088 R)
• M19: 22,241,314 km (0.078 R)
• M20: 23,104,793 km (0.114 R)
• M21: 25,403,663 km (0.091 R)
• M22: 26,087,475 km (0.111 R)
• M23: 29,131,493 km (0.1 R)
• M24: 29,598,388 km (0.07 R)
• M25: 30,642,880 km (0.056 R)
• M26: 32,007,512 km (0.057 R)
• M27: 32,604,557 km (0.106 R)
• M28: 34,753,081 km (0.092 R)
• M29: 35,278,170 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.5

Radius: 12.9

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 10.92 AU - 13.38 AU

Year: 15547 Days

Day: 10.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 91,450,434 km

• M1: 160,369 km (0.108 R)
• M2: 580,440 km (0.116 R)
• M3: 1,028,186 km (0.046 R)
• M4: 1,808,189 km (0.092 R)
• M5: 2,247,858 km (0.066 R)
• M6: 2,844,753 km (0.12 R)
• M7: 3,992,767 km (0.096 R)
• M8: 4,718,616 km (0.113 R)
• M9: 5,361,288 km (0.097 R)
• M10: 8,125,857 km (0.06 R)
• M11: 9,440,523 km (0.11 R)
• M12: 10,676,351 km (0.093 R)
• M13: 12,251,318 km (0.102 R)
• M14: 14,300,509 km (0.103 R)
• M15: 14,762,916 km (0.12 R)
• M16: 15,927,835 km (0.089 R)
• M17: 16,713,673 km (0.094 R)
• M18: 18,517,972 km (0.084 R)
• M19: 18,988,757 km (0.117 R)
• M20: 19,467,321 km (0.12 R)
• M21: 21,721,910 km (0.099 R)
• M22: 22,333,765 km (0.071 R)
• M23: 29,417,673 km (0.063 R)
• M24: 30,709,750 km (0.044 R)
• M25: 33,871,501 km (0.037 R)
• M26: 35,893,765 km (0.037 R)
• M27: 39,140,338 km (0.089 R)
• M28: 39,916,452 km (0.064 R)
• M29: 44,509,705 km (0.103 R)
• M30: 45,782,184 km (0.065 R)
• M31: 47,809,535 km (0.034 R)
• M32: 51,732,290 km (0.101 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 787.3

Radius: 7.6

Gravity: 13.63 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 13.92 AU - 19.06 AU

Year: 24581 Days

Day: 21.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 91,450,434 km

• M1: 94,695 km (0.088 R)
• M2: 421,716 km (0.094 R)
• M3: 691,890 km (0.106 R)
• M4: 1,094,009 km (0.056 R)
• M5: 1,504,955 km (0.092 R)
• M6: 2,078,513 km (0.113 R)
• M7: 3,716,909 km (0.097 R)
• M8: 4,045,126 km (0.075 R)
• M9: 4,912,046 km (0.107 R)
• M10: 6,390,821 km (0.058 R)
• M11: 6,960,041 km (0.066 R)
• M12: 7,408,685 km (0.059 R)
• M13: 10,452,403 km (0.112 R)
• M14: 11,720,844 km (0.048 R)
• M15: 14,559,912 km (0.085 R)
• M16: 15,966,730 km (0.113 R)
• M17: 17,644,022 km (0.07 R)
• M18: 21,241,102 km (0.096 R)
• M19: 24,837,286 km (0.116 R)
• M20: 28,315,735 km (0.104 R)
• M21: 31,834,277 km (0.03 R)
• M22: 33,627,806 km (0.109 R)
• M23: 39,255,229 km (0.09 R)
• M24: 43,782,061 km (0.119 R)
• M25: 46,518,804 km (0.111 R)
• M26: 49,549,508 km (0.106 R)
• M27: 52,142,039 km (0.079 R)
• M28: 54,823,730 km (0.093 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 374 - 12,436 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit