🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.46 AU - 0.62 AU

Year: 139 Days

Day: 42.6 Hours

Environment

Temp: 261 °C

Axial Tilt: 9.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,944,547 km

• M1: 246,238 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.55 AU - 0.67 AU

Year: 167 Days

Day: 41.3 Hours

Environment

Temp: 170 °C

Axial Tilt: 32.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.72 AU - 1.1 AU

Year: 304 Days

Day: 41.3 Hours

Environment

Temp: 130 °C

Axial Tilt: 42 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.97 AU - 1.53 AU

Year: 489 Days

Day: 43.9 Hours

Environment

Temp: 34 °C

Axial Tilt: 1.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 70,944,547 km

• M1: 134,339 km (0.05 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.25 AU - 1.43 AU

Year: 543 Days

Day: 28.9 Hours

Environment

Temp: 10 °C

Axial Tilt: 37.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.25 AU - 1.55 AU

Year: 580 Days

Day: 33.3 Hours

Environment

Temp: -5 °C

Axial Tilt: 27.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 2.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Terrestrial

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 3.15 AU - 3.53 AU

Year: 2135 Days

Day: 20.1 Hours

Environment

Temp: -96 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,944,547 km

• M1: 458,667 km (0.091 R)

Asteroid Belt

Center: 5.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 912.9

Radius: 12.8

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 6.16 AU - 8 AU

Year: 6591 Days

Day: 14.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,944,547 km

• M1: 159,471 km (0.112 R)
• M2: 758,760 km (0.114 R)
• M3: 1,222,813 km (0.095 R)
• M4: 3,086,054 km (0.07 R)
• M5: 3,502,535 km (0.111 R)
• M6: 4,159,718 km (0.117 R)
• M7: 9,279,556 km (0.073 R)
• M8: 10,638,503 km (0.034 R)
• M9: 11,754,952 km (0.036 R)
• M10: 13,748,344 km (0.048 R)
• M11: 14,280,014 km (0.118 R)
• M12: 15,072,285 km (0.088 R)
• M13: 17,079,738 km (0.111 R)
• M14: 17,487,991 km (0.117 R)
• M15: 18,608,629 km (0.12 R)
• M16: 22,258,368 km (0.115 R)
• M17: 23,157,601 km (0.082 R)
• M18: 25,555,505 km (0.114 R)
• M19: 30,540,106 km (0.098 R)
• M20: 33,950,938 km (0.067 R)
• M21: 38,883,329 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 257.9

Radius: 3

Gravity: 28.66 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 13.72 AU - 14.96 AU

Year: 18998 Days

Day: 24 Hours

Environment

Temp: -194 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 70,944,547 km

• M1: 37,549 km (0.105 R)
• M2: 156,629 km (0.099 R)
• M3: 293,361 km (0.059 R)
• M4: 418,724 km (0.047 R)
• M5: 917,035 km (0.09 R)
• M6: 2,370,977 km (0.068 R)
• M7: 2,681,243 km (0.053 R)
• M8: 2,948,424 km (0.039 R)
• M9: 4,314,552 km (0.102 R)
• M10: 4,587,568 km (0.064 R)
• M11: 5,475,432 km (0.082 R)
• M12: 6,472,053 km (0.11 R)
• M13: 8,768,230 km (0.093 R)
• M14: 11,325,905 km (0.072 R)
• M15: 14,010,289 km (0.118 R)
• M16: 15,922,599 km (0.068 R)
• M17: 16,940,912 km (0.114 R)
• M18: 19,922,098 km (0.095 R)
• M19: 23,603,552 km (0.108 R)
• M20: 30,372,706 km (0.057 R)
• M21: 31,482,423 km (0.089 R)
• M22: 32,618,918 km (0.083 R)
• M23: 39,622,941 km (0.102 R)
• M24: 40,546,558 km (0.098 R)
• M25: 42,711,389 km (0.118 R)
• M26: 51,827,883 km (0.101 R)
• M27: 52,299,116 km (0.113 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 430.8

Radius: 3.9

Gravity: 28.32 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 12.9 AU - 19.4 AU

Year: 22706 Days

Day: 20.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 70,944,547 km

• M1: 48,919 km (0.078 R)
• M2: 317,596 km (0.038 R)
• M3: 888,761 km (0.037 R)
• M4: 1,116,898 km (0.081 R)
• M5: 1,475,185 km (0.078 R)
• M6: 2,243,370 km (0.105 R)
• M7: 2,909,379 km (0.063 R)
• M8: 3,356,228 km (0.093 R)
• M9: 5,529,436 km (0.111 R)
• M10: 6,770,800 km (0.116 R)
• M11: 8,237,158 km (0.058 R)
• M12: 8,963,755 km (0.12 R)
• M13: 10,425,027 km (0.084 R)
• M14: 11,525,020 km (0.108 R)
• M15: 13,040,297 km (0.077 R)
• M16: 13,809,679 km (0.09 R)
• M17: 15,285,611 km (0.064 R)
• M18: 16,061,575 km (0.108 R)
• M19: 16,620,024 km (0.079 R)
• M20: 17,026,930 km (0.048 R)
• M21: 17,440,269 km (0.099 R)
• M22: 18,115,704 km (0.04 R)
• M23: 19,518,333 km (0.088 R)
• M24: 21,276,108 km (0.07 R)
• M25: 21,466,995 km (0.05 R)
• M26: 30,560,003 km (0.049 R)
• M27: 31,047,542 km (0.092 R)
• M28: 31,170,212 km (0.112 R)
• M29: 38,710,843 km (0.084 R)
• M30: 40,439,596 km (0.087 R)
• M31: 43,128,169 km (0.116 R)
• M32: 44,985,277 km (0.111 R)
• M33: 51,731,692 km (0.113 R)
• M34: 53,826,660 km (0.104 R)
• M35: 54,716,169 km (0.047 R)
• M36: 55,254,422 km (0.036 R)
• M37: 56,159,340 km (0.069 R)
• M38: 61,025,160 km (0.099 R)
• M39: 61,217,693 km (0.102 R)
• M40: 64,753,438 km (0.054 R)
• M41: 68,422,775 km (0.101 R)
• M42: 70,097,224 km (0.117 R)
• M43: 70,944,546 km (0.109 R)

Kuiper Belt

Range: 31.4 - 57.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 367 - 15,155 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit