🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.54 AU - 0.86 AU

Year: 223 Days

Day: 40.3 Hours

Environment

Temp: 106 °C

Axial Tilt: 14.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.94 AU - 1.18 AU

Year: 416 Days

Day: 28.7 Hours

Environment

Temp: 10 °C

Axial Tilt: 26.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 86,282,268 km

• M1: 35,155 km (0.093 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.59 AU - 2.97 AU

Year: 1765 Days

Day: 38.7 Hours

Environment

Temp: -109 °C

Axial Tilt: 6.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,282,268 km

• M1: 30,967 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.73 AU - 3.51 AU

Year: 2099 Days

Day: 15.6 Hours

Environment

Temp: -108 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.68 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 583.2

Radius: 12.4

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 3.96 AU - 4.52 AU

Year: 3325 Days

Day: 11.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 86,282,268 km

• M1: 154,235 km (0.086 R)
• M2: 543,489 km (0.096 R)
• M3: 1,004,998 km (0.117 R)
• M4: 1,635,404 km (0.102 R)
• M5: 2,992,257 km (0.089 R)
• M6: 3,525,274 km (0.073 R)
• M7: 4,399,973 km (0.111 R)
• M8: 5,067,927 km (0.077 R)
• M9: 5,723,465 km (0.117 R)
• M10: 6,126,781 km (0.119 R)
• M11: 6,752,997 km (0.062 R)
• M12: 8,472,326 km (0.067 R)
• M13: 9,470,892 km (0.107 R)
• M14: 10,827,595 km (0.109 R)
• M15: 12,003,284 km (0.043 R)
• M16: 12,443,102 km (0.114 R)
• M17: 13,355,350 km (0.063 R)
• M18: 14,068,333 km (0.095 R)
• M19: 14,458,933 km (0.08 R)
• M20: 15,570,446 km (0.09 R)
• M21: 16,629,599 km (0.118 R)
• M22: 19,790,003 km (0.062 R)
• M23: 21,543,739 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 158.4

Radius: 11.9

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 6.54 AU - 10.6 AU

Year: 9554 Days

Day: 9.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 86,282,268 km

• M1: 148,102 km (0.082 R)
• M2: 1,002,007 km (0.068 R)
• M3: 1,517,222 km (0.102 R)
• M4: 1,992,344 km (0.118 R)
• M5: 2,501,127 km (0.093 R)
• M6: 4,232,722 km (0.083 R)
• M7: 6,008,598 km (0.038 R)
• M8: 7,012,999 km (0.06 R)
• M9: 8,199,459 km (0.079 R)
• M10: 9,114,400 km (0.109 R)
• M11: 10,788,998 km (0.034 R)
• M12: 11,192,464 km (0.084 R)
• M13: 15,124,494 km (0.118 R)
• M14: 17,277,507 km (0.085 R)
• M15: 19,693,961 km (0.032 R)
• M16: 20,983,046 km (0.098 R)
• M17: 23,503,770 km (0.1 R)
• M18: 26,705,763 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 514.6

Radius: 4.3

Gravity: 27.83 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 11.68 AU - 11.7 AU

Year: 15220 Days

Day: 24 Hours

Environment

Temp: -183 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 86,282,268 km

• M1: 56,698 km (0.065 R)
• M2: 326,572 km (0.119 R)
• M3: 507,436 km (0.093 R)
• M4: 1,162,226 km (0.101 R)
• M5: 1,562,550 km (0.113 R)
• M6: 4,111,249 km (0.106 R)
• M7: 4,444,104 km (0.098 R)
• M8: 5,660,185 km (0.103 R)
• M9: 8,775,561 km (0.03 R)
• M10: 11,292,246 km (0.108 R)
• M11: 11,763,778 km (0.098 R)
• M12: 15,295,485 km (0.077 R)
• M13: 15,510,158 km (0.062 R)
• M14: 17,146,310 km (0.102 R)
• M15: 18,085,485 km (0.097 R)
• M16: 19,307,101 km (0.081 R)
• M17: 29,656,282 km (0.055 R)
• M18: 30,101,934 km (0.114 R)
• M19: 31,006,851 km (0.063 R)
• M20: 35,178,986 km (0.111 R)
• M21: 35,804,006 km (0.107 R)
• M22: 36,691,421 km (0.063 R)
• M23: 44,615,321 km (0.083 R)
• M24: 48,664,038 km (0.094 R)
• M25: 49,595,883 km (0.085 R)
• M26: 49,752,362 km (0.07 R)
• M27: 51,175,188 km (0.12 R)
• M28: 53,606,602 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 338.1

Radius: 7.8

Gravity: 5.56 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 12.27 AU - 18.59 AU

Year: 23080 Days

Day: 22.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 86,282,268 km

• M1: 116,836 km (0.116 R)
• M2: 427,252 km (0.118 R)
• M3: 753,524 km (0.101 R)
• M4: 1,010,234 km (0.113 R)
• M5: 1,258,118 km (0.099 R)
• M6: 1,501,065 km (0.106 R)
• M7: 2,536,432 km (0.06 R)
• M8: 3,002,878 km (0.09 R)
• M9: 3,283,075 km (0.116 R)
• M10: 4,852,805 km (0.111 R)
• M11: 5,686,065 km (0.056 R)
• M12: 6,825,104 km (0.12 R)
• M13: 8,404,259 km (0.105 R)
• M14: 9,332,214 km (0.099 R)
• M15: 24,857,033 km (0.084 R)
• M16: 25,795,759 km (0.085 R)
• M17: 27,744,122 km (0.112 R)
• M18: 30,966,460 km (0.076 R)
• M19: 33,040,036 km (0.086 R)
• M20: 59,093,104 km (0.102 R)
• M21: 64,390,215 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 623.5

Radius: 6.8

Gravity: 13.48 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 15.05 AU - 17.77 AU

Year: 25314 Days

Day: 16 Hours

Environment

Temp: -191 °C

Axial Tilt: 111.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 86,282,268 km

• M1: 84,523 km (0.109 R)
• M2: 301,440 km (0.089 R)
• M3: 1,053,319 km (0.05 R)
• M4: 1,352,215 km (0.053 R)
• M5: 2,388,779 km (0.11 R)
• M6: 5,237,122 km (0.097 R)
• M7: 5,726,307 km (0.113 R)
• M8: 6,380,050 km (0.108 R)
• M9: 7,179,800 km (0.088 R)
• M10: 7,680,355 km (0.074 R)
• M11: 8,695,526 km (0.119 R)
• M12: 9,617,348 km (0.107 R)
• M13: 11,721,741 km (0.111 R)
• M14: 14,820,362 km (0.036 R)
• M15: 35,870,428 km (0.109 R)
• M16: 38,072,808 km (0.062 R)
• M17: 38,523,845 km (0.111 R)
• M18: 40,363,749 km (0.119 R)
• M19: 40,989,817 km (0.095 R)
• M20: 42,422,216 km (0.108 R)
• M21: 42,907,063 km (0.115 R)
• M22: 44,716,150 km (0.039 R)
• M23: 49,728,427 km (0.096 R)
• M24: 54,339,332 km (0.065 R)
• M25: 55,102,580 km (0.058 R)
• M26: 62,088,502 km (0.094 R)
• M27: 64,613,265 km (0.113 R)
• M28: 73,058,663 km (0.052 R)
• M29: 76,824,341 km (0.045 R)
• M30: 81,960,485 km (0.108 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 272 - 12,294 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit