🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.63 AU - 1.01 AU

Year: 283 Days

Day: 35.7 Hours

Environment

Temp: 109 °C

Axial Tilt: 35.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,784,464 km

• M1: 84,074 km (0.089 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.88 AU - 1.04 AU

Year: 358 Days

Day: 35.9 Hours

Environment

Temp: 6 °C

Axial Tilt: 24.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.84 AU - 1.14 AU

Year: 375 Days

Day: 38.5 Hours

Environment

Temp: 23 °C

Axial Tilt: 43.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.1 AU - 1.18 AU

Year: 464 Days

Day: 24.9 Hours

Environment

Temp: -19 °C

Axial Tilt: 45.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.23 AU - 1.27 AU

Year: 532 Days

Day: 41.2 Hours

Environment

Temp: -39 °C

Axial Tilt: 10.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 63,784,464 km

• M1: 38,447 km (0.104 R)
• M2: 75,397 km (0.049 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.79 AU - 4.65 AU

Year: 2732 Days

Day: 26.4 Hours

Environment

Temp: -122 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,784,464 km

• M1: 188,194 km (0.055 R)

Asteroid Belt

Center: 5.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227.5

Radius: 10.7

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 7.33 AU - 7.99 AU

Year: 8073 Days

Day: 11.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 63,784,464 km

• M1: 133,142 km (0.082 R)
• M2: 472,580 km (0.107 R)
• M3: 1,125,574 km (0.084 R)
• M4: 1,980,227 km (0.118 R)
• M5: 2,573,383 km (0.08 R)
• M6: 3,126,296 km (0.057 R)
• M7: 6,106,735 km (0.049 R)
• M8: 7,330,296 km (0.077 R)
• M9: 10,342,898 km (0.118 R)
• M10: 11,930,729 km (0.119 R)
• M11: 12,315,346 km (0.11 R)
• M12: 13,416,236 km (0.104 R)
• M13: 15,413,667 km (0.099 R)
• M14: 16,453,821 km (0.09 R)
• M15: 17,787,935 km (0.119 R)
• M16: 26,197,579 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 429

Radius: 6.5

Gravity: 10.15 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 9.78 AU - 14.2 AU

Year: 15810 Days

Day: 15.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 63,784,464 km

• M1: 80,783 km (0.12 R)
• M2: 321,486 km (0.038 R)
• M3: 573,708 km (0.109 R)
• M4: 1,068,877 km (0.077 R)
• M5: 2,188,916 km (0.104 R)
• M6: 2,941,693 km (0.082 R)
• M7: 3,154,421 km (0.077 R)
• M8: 4,847,270 km (0.051 R)
• M9: 6,381,845 km (0.118 R)
• M10: 7,280,779 km (0.092 R)
• M11: 8,831,809 km (0.116 R)
• M12: 10,591,080 km (0.079 R)
• M13: 11,036,583 km (0.11 R)
• M14: 11,436,757 km (0.11 R)
• M15: 12,509,972 km (0.101 R)
• M16: 14,176,493 km (0.086 R)
• M17: 14,993,447 km (0.048 R)
• M18: 16,350,449 km (0.113 R)
• M19: 18,100,445 km (0.063 R)
• M20: 18,817,916 km (0.093 R)
• M21: 19,388,931 km (0.067 R)
• M22: 25,551,316 km (0.069 R)
• M23: 29,071,803 km (0.055 R)
• M24: 32,087,846 km (0.072 R)
• M25: 34,210,490 km (0.069 R)
• M26: 36,803,021 km (0.066 R)
• M27: 41,547,218 km (0.064 R)
• M28: 49,557,436 km (0.101 R)
• M29: 50,959,019 km (0.048 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 420.8

Radius: 4.3

Gravity: 22.76 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 12.92 AU - 14.74 AU

Year: 19585 Days

Day: 17 Hours

Environment

Temp: -194 °C

Axial Tilt: 100.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 63,784,464 km

• M1: 54,454 km (0.12 R)
• M2: 200,012 km (0.111 R)
• M3: 361,129 km (0.117 R)
• M4: 571,015 km (0.112 R)
• M5: 967,898 km (0.117 R)
• M6: 2,221,080 km (0.039 R)
• M7: 3,334,237 km (0.086 R)
• M8: 4,413,885 km (0.107 R)
• M9: 5,050,125 km (0.085 R)
• M10: 5,783,902 km (0.11 R)
• M11: 6,544,308 km (0.097 R)
• M12: 7,369,191 km (0.078 R)
• M13: 7,877,375 km (0.046 R)
• M14: 8,607,263 km (0.112 R)
• M15: 10,714,648 km (0.025 R)
• M16: 12,296,197 km (0.096 R)
• M17: 13,750,587 km (0.077 R)
• M18: 14,877,807 km (0.09 R)
• M19: 18,375,854 km (0.105 R)
• M20: 20,448,234 km (0.118 R)
• M21: 20,898,823 km (0.072 R)
• M22: 23,840,964 km (0.029 R)
• M23: 25,565,977 km (0.113 R)
• M24: 25,774,217 km (0.09 R)
• M25: 25,983,654 km (0.108 R)
• M26: 26,405,819 km (0.108 R)
• M27: 26,618,697 km (0.066 R)
• M28: 28,473,860 km (0.078 R)
• M29: 31,714,599 km (0.089 R)
• M30: 33,175,721 km (0.11 R)
• M31: 35,709,461 km (0.079 R)
• M32: 40,731,461 km (0.039 R)
• M33: 42,602,033 km (0.028 R)
• M34: 46,823,834 km (0.102 R)
• M35: 48,079,260 km (0.055 R)
• M36: 59,123,173 km (0.027 R)
• M37: 62,079,227 km (0.104 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 294 - 13,818 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit