🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.93 AU - 1.47 AU

Year: 503 Days

Day: 34.4 Hours

Environment

Temp: -25 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.78 AU - 1.84 AU

Year: 932 Days

Day: 18.3 Hours

Environment

Temp: -66 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 74,321,422 km

• M1: 384,915 km (0.093 R)
• M2: 1,268,590 km (0.072 R)

Asteroid Belt

Center: 4.75 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.7

Radius: 12.5

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 7.2 AU - 8.16 AU

Year: 8149 Days

Day: 12.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 74,321,422 km

• M1: 161,865 km (0.065 R)
• M2: 626,815 km (0.099 R)
• M3: 1,246,001 km (0.113 R)
• M4: 1,919,191 km (0.106 R)
• M5: 2,316,822 km (0.052 R)
• M6: 3,009,460 km (0.102 R)
• M7: 4,207,141 km (0.065 R)
• M8: 5,213,785 km (0.102 R)
• M9: 7,274,645 km (0.078 R)
• M10: 7,810,056 km (0.084 R)
• M11: 8,920,222 km (0.086 R)
• M12: 15,277,982 km (0.053 R)
• M13: 16,947,943 km (0.084 R)
• M14: 18,473,691 km (0.107 R)
• M15: 19,608,541 km (0.05 R)
• M16: 23,676,556 km (0.119 R)
• M17: 27,243,717 km (0.075 R)
• M18: 29,691,587 km (0.084 R)

Planet 4 - Ice Giant

Semi-Major Axis: 11.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 527.8

Radius: 3.2

Gravity: 51.54 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 9.07 AU - 14.21 AU

Year: 15205 Days

Day: 23.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 74,321,422 km

• M1: 40,541 km (0.105 R)
• M2: 345,721 km (0.106 R)
• M3: 658,081 km (0.102 R)
• M4: 1,072,168 km (0.113 R)
• M5: 2,164,681 km (0.034 R)
• M6: 3,537,541 km (0.09 R)
• M7: 5,019,906 km (0.039 R)
• M8: 5,840,450 km (0.041 R)
• M9: 6,068,438 km (0.063 R)
• M10: 6,582,755 km (0.109 R)
• M11: 7,787,766 km (0.119 R)
• M12: 8,204,396 km (0.06 R)
• M13: 8,394,385 km (0.117 R)
• M14: 9,031,672 km (0.108 R)
• M15: 13,878,793 km (0.071 R)
• M16: 14,421,384 km (0.08 R)
• M17: 15,839,722 km (0.072 R)
• M18: 18,459,480 km (0.108 R)
• M19: 24,146,892 km (0.092 R)
• M20: 26,446,061 km (0.088 R)
• M21: 30,105,674 km (0.12 R)
• M22: 30,898,842 km (0.061 R)
• M23: 35,952,407 km (0.067 R)
• M24: 49,354,731 km (0.085 R)
• M25: 49,667,839 km (0.032 R)
• M26: 49,982,294 km (0.077 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 137.9

Radius: 4.3

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 13.79 AU - 18.17 AU

Year: 24459 Days

Day: 24.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,321,422 km

• M1: 53,406 km (0.101 R)
• M2: 274,063 km (0.108 R)
• M3: 454,927 km (0.097 R)
• M4: 766,539 km (0.072 R)
• M5: 928,404 km (0.073 R)
• M6: 2,313,381 km (0.081 R)
• M7: 7,383,104 km (0.059 R)
• M8: 9,388,912 km (0.051 R)
• M9: 11,447,079 km (0.084 R)
• M10: 11,788,163 km (0.047 R)
• M11: 13,470,839 km (0.118 R)
• M12: 13,851,117 km (0.07 R)
• M13: 15,513,150 km (0.104 R)
• M14: 18,056,762 km (0.077 R)
• M15: 20,949,237 km (0.097 R)
• M16: 32,006,614 km (0.087 R)
• M17: 33,025,076 km (0.108 R)
• M18: 37,067,959 km (0.119 R)
• M19: 37,564,175 km (0.069 R)
• M20: 39,207,657 km (0.117 R)
• M21: 39,464,666 km (0.101 R)
• M22: 40,504,072 km (0.079 R)
• M23: 41,695,021 km (0.064 R)
• M24: 49,334,685 km (0.045 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 395.6

Radius: 6.4

Gravity: 9.66 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 12.65 AU - 20.13 AU

Year: 25406 Days

Day: 17 Hours

Environment

Temp: -203 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,321,422 km

• M1: 80,932 km (0.108 R)
• M2: 335,249 km (0.063 R)
• M3: 596,896 km (0.094 R)
• M4: 1,067,830 km (0.117 R)
• M5: 2,024,658 km (0.1 R)
• M6: 2,291,391 km (0.105 R)
• M7: 2,845,800 km (0.091 R)
• M8: 4,483,598 km (0.069 R)
• M9: 6,981,134 km (0.038 R)
• M10: 8,814,007 km (0.038 R)
• M11: 9,584,287 km (0.064 R)
• M12: 15,639,560 km (0.107 R)
• M13: 17,602,882 km (0.108 R)
• M14: 27,445,225 km (0.117 R)
• M15: 29,678,871 km (0.104 R)
• M16: 32,669,931 km (0.097 R)
• M17: 35,175,845 km (0.084 R)
• M18: 49,475,606 km (0.118 R)
• M19: 59,220,411 km (0.08 R)
• M20: 64,337,556 km (0.061 R)
• M21: 71,463,501 km (0.075 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 415 - 14,700 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit