🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.58 AU - 0.58 AU

Year: 155 Days

Day: 43.2 Hours

Environment

Temp: 236 °C

Axial Tilt: 31.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 76,468,771 km

• M1: 182,061 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.53 AU - 0.77 AU

Year: 184 Days

Day: 16.8 Hours

Environment

Temp: 177 °C

Axial Tilt: 37 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.62 AU - 0.7 AU

Year: 188 Days

Day: 30.8 Hours

Environment

Temp: 173 °C

Axial Tilt: 32.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 76,468,771 km

• M1: 387,010 km (0.097 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.19 AU - 1.29 AU

Year: 485 Days

Day: 29.7 Hours

Environment

Temp: 11 °C

Axial Tilt: 47 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.11 AU - 1.51 AU

Year: 527 Days

Day: 35.2 Hours

Environment

Temp: 24 °C

Axial Tilt: 35.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 76,468,771 km

• M1: 92,451 km (0.104 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.78 AU - 2.96 AU

Year: 1709 Days

Day: 17.6 Hours

Environment

Temp: -92 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.67 AU - 3.83 AU

Year: 2059 Days

Day: 35.4 Hours

Environment

Temp: -92 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 117.6

Radius: 12.5

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 7.82 AU - 12.06 AU

Year: 11014 Days

Day: 13.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 76,468,771 km

• M1: 155,731 km (0.041 R)
• M2: 687,253 km (0.085 R)
• M3: 1,081,443 km (0.116 R)
• M4: 1,793,230 km (0.089 R)
• M5: 2,529,850 km (0.06 R)
• M6: 4,704,554 km (0.059 R)
• M7: 6,475,194 km (0.09 R)
• M8: 8,353,396 km (0.051 R)
• M9: 11,421,199 km (0.118 R)
• M10: 12,028,866 km (0.114 R)
• M11: 12,707,142 km (0.107 R)
• M12: 13,308,675 km (0.099 R)
• M13: 16,370,944 km (0.042 R)
• M14: 16,963,501 km (0.102 R)
• M15: 18,955,995 km (0.079 R)
• M16: 24,689,782 km (0.087 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 374.1

Radius: 7.9

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 17.12 AU - 19.26 AU

Year: 27266 Days

Day: 16.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 76,468,771 km

• M1: 98,435 km (0.106 R)
• M2: 597,643 km (0.118 R)
• M3: 1,102,088 km (0.119 R)
• M4: 1,487,601 km (0.105 R)
• M5: 1,941,631 km (0.028 R)
• M6: 2,943,787 km (0.08 R)
• M7: 3,261,682 km (0.119 R)
• M8: 3,631,788 km (0.063 R)
• M9: 3,904,205 km (0.094 R)
• M10: 4,388,902 km (0.07 R)
• M11: 5,323,291 km (0.056 R)
• M12: 5,716,135 km (0.106 R)
• M13: 6,002,315 km (0.106 R)
• M14: 7,244,726 km (0.083 R)
• M15: 10,774,787 km (0.074 R)
• M16: 11,924,596 km (0.083 R)
• M17: 12,943,507 km (0.104 R)
• M18: 13,367,019 km (0.042 R)
• M19: 15,387,787 km (0.093 R)
• M20: 16,926,401 km (0.078 R)
• M21: 17,262,996 km (0.081 R)
• M22: 21,954,834 km (0.081 R)
• M23: 23,585,750 km (0.073 R)
• M24: 24,005,821 km (0.111 R)
• M25: 26,631,563 km (0.091 R)
• M26: 34,289,178 km (0.079 R)
• M27: 37,182,850 km (0.113 R)
• M28: 41,746,034 km (0.091 R)
• M29: 42,670,399 km (0.077 R)
• M30: 43,137,593 km (0.116 R)
• M31: 45,363,310 km (0.069 R)
• M32: 46,504,443 km (0.112 R)
• M33: 50,562,136 km (0.055 R)
• M34: 56,144,380 km (0.083 R)
• M35: 58,029,164 km (0.046 R)
• M36: 63,530,326 km (0.112 R)
• M37: 64,139,638 km (0.081 R)
• M38: 67,877,341 km (0.068 R)
• M39: 75,328,961 km (0.101 R)

Kuiper Belt

Range: 31.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 491 - 18,047 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit