🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.43 AU - 0.63 AU

Year: 136 Days

Day: 24.8 Hours

Environment

Temp: 277 °C

Axial Tilt: 18.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 104,577,300 km

• M1: 191,336 km (0.042 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.56 AU - 0.78 AU

Year: 194 Days

Day: 45.9 Hours

Environment

Temp: 141 °C

Axial Tilt: 16 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 104,577,300 km

• M1: 32,014 km (0.088 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.95 AU - 1.51 AU

Year: 482 Days

Day: 31.7 Hours

Environment

Temp: 24 °C

Axial Tilt: 38.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.05 AU - 1.73 AU

Year: 579 Days

Day: 27.9 Hours

Environment

Temp: 13 °C

Axial Tilt: 45.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 104,577,300 km

• M1: 17,054 km (0.072 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.27 AU - 1.79 AU

Year: 668 Days

Day: 12.5 Hours

Environment

Temp: 0 °C

Axial Tilt: 12.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 2.54 AU - 2.7 AU

Year: 1497 Days

Day: 42.5 Hours

Environment

Temp: -72 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 104,577,300 km

• M1: 139,575 km (0.036 R)

Asteroid Belt

Center: 4.62 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.5

Radius: 11.4

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 6.24 AU - 7 AU

Year: 6014 Days

Day: 13.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 104,577,300 km

• M1: 143,165 km (0.05 R)
• M2: 622,178 km (0.027 R)
• M3: 1,399,338 km (0.097 R)
• M4: 2,021,067 km (0.093 R)
• M5: 2,388,480 km (0.11 R)
• M6: 3,410,831 km (0.099 R)
• M7: 4,841,137 km (0.042 R)
• M8: 5,942,327 km (0.094 R)
• M9: 6,433,606 km (0.115 R)
• M10: 8,111,645 km (0.076 R)
• M11: 10,480,378 km (0.096 R)
• M12: 11,297,482 km (0.072 R)
• M13: 14,004,754 km (0.103 R)
• M14: 15,784,969 km (0.107 R)
• M15: 19,862,109 km (0.116 R)
• M16: 20,517,797 km (0.101 R)
• M17: 21,037,799 km (0.1 R)
• M18: 23,851,585 km (0.044 R)
• M19: 30,119,736 km (0.099 R)
• M20: 30,598,599 km (0.089 R)
• M21: 35,457,837 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.4

Radius: 11

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 8.38 AU - 11.58 AU

Year: 11133 Days

Day: 14.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 104,577,300 km

• M1: 139,575 km (0.094 R)
• M2: 489,185 km (0.036 R)
• M3: 1,025,643 km (0.098 R)
• M4: 1,657,993 km (0.056 R)
• M5: 2,106,936 km (0.07 R)
• M6: 2,555,730 km (0.05 R)
• M7: 3,910,339 km (0.035 R)
• M8: 5,625,478 km (0.081 R)
• M9: 9,750,939 km (0.108 R)
• M10: 10,365,487 km (0.054 R)
• M11: 11,615,676 km (0.057 R)
• M12: 15,143,493 km (0.111 R)
• M13: 15,552,045 km (0.069 R)
• M14: 18,313,472 km (0.103 R)
• M15: 26,321,895 km (0.101 R)
• M16: 27,112,370 km (0.107 R)
• M17: 27,614,271 km (0.09 R)
• M18: 28,327,554 km (0.083 R)
• M19: 30,541,004 km (0.088 R)
• M20: 37,745,787 km (0.066 R)
• M21: 38,246,192 km (0.105 R)
• M22: 45,300,180 km (0.073 R)
• M23: 46,721,809 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 665.2

Radius: 6.9

Gravity: 13.97 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 19 AU - 21.94 AU

Year: 32702 Days

Day: 17.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 104,577,300 km

• M1: 90,357 km (0.078 R)
• M2: 397,781 km (0.119 R)
• M3: 1,698,983 km (0.119 R)
• M4: 2,660,748 km (0.118 R)
• M5: 3,198,702 km (0.068 R)
• M6: 4,265,634 km (0.109 R)
• M7: 6,975,898 km (0.076 R)
• M8: 9,418,383 km (0.113 R)
• M9: 10,524,210 km (0.096 R)
• M10: 11,284,317 km (0.116 R)
• M11: 12,006,576 km (0.064 R)
• M12: 14,192,799 km (0.094 R)
• M13: 14,609,279 km (0.101 R)
• M14: 15,818,928 km (0.12 R)
• M15: 18,338,006 km (0.098 R)
• M16: 19,950,671 km (0.099 R)
• M17: 23,570,940 km (0.053 R)
• M18: 26,588,628 km (0.11 R)
• M19: 27,864,698 km (0.046 R)
• M20: 28,781,733 km (0.067 R)
• M21: 30,126,767 km (0.117 R)
• M22: 31,512,941 km (0.032 R)
• M23: 33,966,346 km (0.053 R)
• M24: 35,926,377 km (0.062 R)
• M25: 36,699,948 km (0.063 R)
• M26: 38,280,150 km (0.055 R)
• M27: 38,924,768 km (0.114 R)
• M28: 42,945,360 km (0.076 R)
• M29: 44,521,822 km (0.066 R)
• M30: 48,162,286 km (0.106 R)
• M31: 51,213,933 km (0.098 R)
• M32: 64,483,414 km (0.096 R)
• M33: 71,293,857 km (0.105 R)
• M34: 73,501,024 km (0.096 R)
• M35: 74,496,448 km (0.05 R)
• M36: 76,006,489 km (0.104 R)
• M37: 76,260,058 km (0.077 R)
• M38: 80,922,575 km (0.088 R)

Kuiper Belt

Range: 31.1 - 51.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 284 - 18,512 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit