🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.39 AU - 0.63 AU

Year: 131 Days

Day: 38.4 Hours

Environment

Temp: 260 °C

Axial Tilt: 9.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.86 AU - 1.3 AU

Year: 404 Days

Day: 37.8 Hours

Environment

Temp: 33 °C

Axial Tilt: 16.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.28 AU - 1.7 AU

Year: 655 Days

Day: 25.3 Hours

Environment

Temp: -20 °C

Axial Tilt: 13.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,669,141 km

• M1: 1,315,713 km (0.091 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.47 AU - 2.17 AU

Year: 884 Days

Day: 31.6 Hours

Environment

Temp: -49 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.63 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.5

Radius: 12.8

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 4.84 AU - 6.02 AU

Year: 4554 Days

Day: 6.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 87,669,141 km

• M1: 168,447 km (0.083 R)
• M2: 628,161 km (0.104 R)
• M3: 1,827,936 km (0.07 R)
• M4: 2,631,427 km (0.116 R)
• M5: 3,537,242 km (0.107 R)
• M6: 5,168,008 km (0.116 R)
• M7: 5,679,334 km (0.077 R)
• M8: 7,861,667 km (0.08 R)
• M9: 8,430,289 km (0.114 R)
• M10: 9,850,721 km (0.1 R)
• M11: 10,428,019 km (0.06 R)
• M12: 11,247,366 km (0.12 R)
• M13: 11,741,039 km (0.112 R)
• M14: 12,155,874 km (0.11 R)
• M15: 13,710,346 km (0.099 R)
• M16: 14,170,509 km (0.113 R)
• M17: 16,456,065 km (0.104 R)
• M18: 17,328,969 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.5

Radius: 9.1

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 6.99 AU - 11.53 AU

Year: 10141 Days

Day: 5.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 87,669,141 km

• M1: 113,395 km (0.056 R)
• M2: 755,918 km (0.089 R)
• M3: 1,232,387 km (0.102 R)
• M4: 1,623,735 km (0.112 R)
• M5: 2,586,697 km (0.09 R)
• M6: 2,908,183 km (0.111 R)
• M7: 4,392,642 km (0.085 R)
• M8: 5,806,043 km (0.103 R)
• M9: 7,538,386 km (0.069 R)
• M10: 8,040,138 km (0.1 R)
• M11: 8,939,819 km (0.052 R)
• M12: 9,370,212 km (0.081 R)
• M13: 11,430,923 km (0.084 R)
• M14: 12,781,492 km (0.098 R)
• M15: 13,272,921 km (0.06 R)
• M16: 13,776,917 km (0.039 R)
• M17: 14,410,015 km (0.119 R)
• M18: 15,426,682 km (0.032 R)
• M19: 16,812,258 km (0.08 R)
• M20: 19,974,308 km (0.094 R)
• M21: 20,266,772 km (0.081 R)
• M22: 22,081,842 km (0.109 R)
• M23: 23,269,799 km (0.05 R)
• M24: 23,756,740 km (0.085 R)
• M25: 24,919,265 km (0.103 R)
• M26: 25,600,384 km (0.1 R)
• M27: 34,769,687 km (0.06 R)
• M28: 36,050,394 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 950.6

Radius: 7.7

Gravity: 16.03 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 15.82 AU - 17.8 AU

Year: 24804 Days

Day: 24.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 87,669,141 km

• M1: 103,522 km (0.09 R)
• M2: 576,550 km (0.057 R)
• M3: 1,068,428 km (0.075 R)
• M4: 1,365,978 km (0.089 R)
• M5: 1,757,027 km (0.041 R)
• M6: 2,927,630 km (0.028 R)
• M7: 3,486,678 km (0.119 R)
• M8: 5,594,362 km (0.095 R)
• M9: 11,400,106 km (0.085 R)
• M10: 16,026,569 km (0.092 R)
• M11: 16,557,492 km (0.118 R)
• M12: 17,936,336 km (0.082 R)
• M13: 21,554,809 km (0.046 R)
• M14: 29,400,470 km (0.054 R)
• M15: 31,005,954 km (0.037 R)
• M16: 32,387,640 km (0.112 R)
• M17: 34,244,748 km (0.051 R)
• M18: 55,654,297 km (0.076 R)
• M19: 56,057,913 km (0.103 R)
• M20: 58,728,833 km (0.114 R)
• M21: 76,307,779 km (0.087 R)
• M22: 90,530,797 km (0.117 R)
• M23: 91,930,734 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 528

Radius: 3.6

Gravity: 40.74 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 17.66 AU - 18.94 AU

Year: 28174 Days

Day: 23.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 132.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 87,669,141 km

• M1: 45,029 km (0.091 R)
• M2: 246,238 km (0.105 R)
• M3: 371,003 km (0.119 R)
• M4: 564,433 km (0.109 R)
• M5: 952,639 km (0.102 R)
• M6: 1,620,743 km (0.093 R)
• M7: 3,108,644 km (0.066 R)
• M8: 7,257,442 km (0.109 R)
• M9: 9,317,554 km (0.087 R)
• M10: 9,979,674 km (0.068 R)
• M11: 10,165,475 km (0.105 R)
• M12: 11,464,283 km (0.086 R)
• M13: 12,083,319 km (0.087 R)
• M14: 14,702,928 km (0.056 R)
• M15: 15,848,847 km (0.05 R)
• M16: 16,616,284 km (0.055 R)
• M17: 16,965,147 km (0.064 R)
• M18: 21,540,298 km (0.101 R)
• M19: 23,015,034 km (0.104 R)
• M20: 23,887,190 km (0.106 R)
• M21: 26,635,602 km (0.083 R)
• M22: 29,333,749 km (0.087 R)
• M23: 30,618,047 km (0.056 R)
• M24: 33,298,541 km (0.066 R)
• M25: 34,132,101 km (0.075 R)
• M26: 45,754,958 km (0.101 R)
• M27: 48,358,110 km (0.101 R)
• M28: 53,289,305 km (0.094 R)
• M29: 57,944,940 km (0.073 R)
• M30: 60,988,060 km (0.116 R)
• M31: 66,731,122 km (0.116 R)
• M32: 71,898,981 km (0.104 R)

Kuiper Belt

Range: 30.5 - 53.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 401 - 17,694 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit