🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.45 AU - 0.65 AU

Year: 148 Days

Day: 36 Hours

Environment

Temp: 238 °C

Axial Tilt: 27.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.21 AU - 1.77 AU

Year: 661 Days

Day: 44.3 Hours

Environment

Temp: -31 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 3.17 AU - 5.13 AU

Year: 3073 Days

Day: 13.2 Hours

Environment

Temp: -119 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.17 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78.5

Radius: 11.5

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 5.95 AU - 6.43 AU

Year: 5597 Days

Day: 10.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 102,867,630 km

• M1: 152,590 km (0.109 R)
• M2: 521,199 km (0.096 R)
• M3: 1,801,158 km (0.098 R)
• M4: 2,721,634 km (0.065 R)
• M5: 4,546,279 km (0.116 R)
• M6: 5,403,325 km (0.1 R)
• M7: 7,158,258 km (0.107 R)
• M8: 8,165,800 km (0.082 R)
• M9: 10,425,924 km (0.11 R)
• M10: 14,845,943 km (0.063 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.1

Radius: 9.7

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 5.96 AU - 7.16 AU

Year: 6106 Days

Day: 13.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 102,867,630 km

• M1: 120,875 km (0.057 R)
• M2: 795,561 km (0.079 R)
• M3: 1,402,630 km (0.079 R)
• M4: 2,015,083 km (0.108 R)
• M5: 5,574,017 km (0.072 R)
• M6: 7,724,187 km (0.038 R)
• M7: 18,223,863 km (0.071 R)
• M8: 19,389,530 km (0.07 R)
• M9: 21,396,983 km (0.12 R)
• M10: 23,682,091 km (0.089 R)
• M11: 24,042,023 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.3

Radius: 13.5

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 9.54 AU - 15.14 AU

Year: 15754 Days

Day: 5.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 102,867,630 km

• M1: 168,148 km (0.101 R)
• M2: 602,580 km (0.087 R)
• M3: 1,093,411 km (0.116 R)
• M4: 2,218,387 km (0.025 R)
• M5: 4,278,050 km (0.09 R)
• M6: 6,029,692 km (0.113 R)
• M7: 6,708,417 km (0.078 R)
• M8: 7,131,181 km (0.089 R)
• M9: 8,314,799 km (0.097 R)
• M10: 12,337,785 km (0.085 R)
• M11: 13,633,602 km (0.032 R)
• M12: 18,392,460 km (0.07 R)
• M13: 23,863,703 km (0.071 R)
• M14: 25,460,660 km (0.036 R)
• M15: 26,389,812 km (0.067 R)
• M16: 48,933,314 km (0.067 R)
• M17: 50,369,005 km (0.104 R)
• M18: 57,971,718 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 323.1

Radius: 3.5

Gravity: 26.38 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 9.84 AU - 15.4 AU

Year: 16294 Days

Day: 18.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 102,867,630 km

• M1: 74,051 km (0.101 R)
• M2: 397,631 km (0.05 R)
• M3: 556,504 km (0.109 R)
• M4: 1,915,601 km (0.041 R)
• M5: 2,353,025 km (0.091 R)
• M6: 4,561,837 km (0.117 R)
• M7: 7,470,618 km (0.107 R)
• M8: 10,220,078 km (0.066 R)
• M9: 12,168,590 km (0.072 R)
• M10: 15,361,607 km (0.118 R)
• M11: 17,372,950 km (0.113 R)
• M12: 26,275,819 km (0.096 R)
• M13: 28,819,431 km (0.077 R)
• M14: 41,565,469 km (0.054 R)
• M15: 42,782,597 km (0.102 R)
• M16: 45,287,913 km (0.114 R)
• M17: 46,432,038 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 832.3

Radius: 5.6

Gravity: 26.54 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 16.96 AU - 19.7 AU

Year: 28522 Days

Day: 20 Hours

Environment

Temp: -203 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 102,867,630 km

• M1: 75,697 km (0.111 R)
• M2: 904,469 km (0.109 R)
• M3: 1,455,438 km (0.117 R)
• M4: 1,982,621 km (0.119 R)
• M5: 3,015,145 km (0.094 R)
• M6: 3,438,058 km (0.103 R)
• M7: 4,825,878 km (0.114 R)
• M8: 5,710,300 km (0.111 R)
• M9: 6,261,868 km (0.077 R)
• M10: 7,470,170 km (0.114 R)
• M11: 7,740,343 km (0.107 R)
• M12: 8,473,074 km (0.109 R)
• M13: 8,826,424 km (0.064 R)
• M14: 9,881,089 km (0.117 R)
• M15: 17,929,903 km (0.085 R)
• M16: 24,215,407 km (0.077 R)
• M17: 26,019,558 km (0.079 R)
• M18: 27,144,085 km (0.098 R)
• M19: 29,623,670 km (0.052 R)
• M20: 30,711,396 km (0.105 R)
• M21: 51,526,892 km (0.108 R)
• M22: 51,721,519 km (0.117 R)
• M23: 53,495,600 km (0.105 R)
• M24: 62,977,861 km (0.101 R)
• M25: 66,141,557 km (0.108 R)
• M26: 69,409,522 km (0.081 R)
• M27: 70,362,610 km (0.117 R)
• M28: 71,566,275 km (0.072 R)
• M29: 88,763,897 km (0.109 R)
• M30: 89,605,085 km (0.088 R)
• M31: 102,867,685 km (0.034 R)

Kuiper Belt

Range: 30.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 255 - 10,307 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit