🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.47 AU - 0.65 AU

Year: 161 Days

Day: 30.8 Hours

Environment

Temp: 130 °C

Axial Tilt: 9.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.59 AU - 0.89 AU

Year: 245 Days

Day: 46.5 Hours

Environment

Temp: 74 °C

Axial Tilt: 8.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.71 AU - 1.05 AU

Year: 318 Days

Day: 43.8 Hours

Environment

Temp: 35 °C

Axial Tilt: 8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.75 AU - 2.17 AU

Year: 1056 Days

Day: 19.8 Hours

Environment

Temp: -77 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.69 AU - 2.81 AU

Year: 1299 Days

Day: 13.4 Hours

Environment

Temp: -95 °C

Axial Tilt: 18.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 3.27 AU - 3.89 AU

Year: 2608 Days

Day: 16.6 Hours

Environment

Temp: -128 °C

Axial Tilt: 87.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,358,823 km

• M1: 3,654,676 km (0.105 R)

Asteroid Belt

Center: 5.58 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 898.7

Radius: 14.7

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 7.05 AU - 8.09 AU

Year: 8019 Days

Day: 10.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 44,358,823 km

• M1: 185,501 km (0.098 R)
• M2: 656,585 km (0.082 R)
• M3: 1,216,081 km (0.075 R)
• M4: 1,940,135 km (0.087 R)
• M5: 3,201,694 km (0.104 R)
• M6: 9,494,378 km (0.117 R)
• M7: 12,063,273 km (0.055 R)
• M8: 13,994,282 km (0.074 R)
• M9: 15,655,118 km (0.114 R)
• M10: 16,327,710 km (0.074 R)
• M11: 19,365,744 km (0.077 R)
• M12: 20,377,773 km (0.054 R)
• M13: 21,671,645 km (0.062 R)
• M14: 27,495,939 km (0.113 R)
• M15: 35,423,130 km (0.098 R)
• M16: 40,718,895 km (0.072 R)
• M17: 44,752,353 km (0.095 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.6

Radius: 10.9

Gravity: 8.27 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 8.18 AU - 8.46 AU

Year: 9240 Days

Day: 7.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 44,358,823 km

• M1: 135,536 km (0.086 R)
• M2: 475,422 km (0.077 R)
• M3: 1,234,482 km (0.05 R)
• M4: 2,726,272 km (0.08 R)
• M5: 4,006,680 km (0.045 R)
• M6: 4,374,691 km (0.074 R)
• M7: 4,734,473 km (0.11 R)
• M8: 5,411,853 km (0.073 R)
• M9: 6,376,609 km (0.119 R)
• M10: 7,410,480 km (0.079 R)
• M11: 9,117,691 km (0.1 R)
• M12: 13,480,563 km (0.092 R)
• M13: 14,116,953 km (0.116 R)
• M14: 14,640,396 km (0.043 R)
• M15: 18,674,452 km (0.107 R)
• M16: 19,626,343 km (0.037 R)
• M17: 21,114,393 km (0.096 R)
• M18: 24,688,286 km (0.081 R)
• M19: 26,717,282 km (0.041 R)
• M20: 27,417,699 km (0.077 R)
• M21: 31,104,539 km (0.091 R)
• M22: 32,895,076 km (0.119 R)
• M23: 34,399,731 km (0.101 R)
• M24: 34,753,381 km (0.072 R)
• M25: 39,445,368 km (0.115 R)
• M26: 40,747,019 km (0.114 R)
• M27: 45,104,356 km (0.103 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 202.2

Radius: 4.4

Gravity: 10.44 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 9.24 AU - 15.14 AU

Year: 16386 Days

Day: 21.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 44,358,823 km

• M1: 60,886 km (0.083 R)
• M2: 226,192 km (0.03 R)
• M3: 403,914 km (0.114 R)
• M4: 851,511 km (0.058 R)
• M5: 1,048,232 km (0.115 R)
• M6: 1,349,223 km (0.104 R)
• M7: 1,661,434 km (0.112 R)
• M8: 1,811,481 km (0.074 R)
• M9: 2,335,372 km (0.11 R)
• M10: 2,543,762 km (0.069 R)
• M11: 2,847,895 km (0.094 R)
• M12: 3,337,080 km (0.086 R)
• M13: 3,528,266 km (0.11 R)
• M14: 4,065,023 km (0.042 R)
• M15: 4,339,086 km (0.099 R)
• M16: 5,692,947 km (0.047 R)
• M17: 6,801,018 km (0.084 R)
• M18: 7,345,704 km (0.095 R)
• M19: 9,246,644 km (0.1 R)
• M20: 9,481,513 km (0.09 R)
• M21: 10,061,504 km (0.09 R)
• M22: 12,165,598 km (0.076 R)
• M23: 13,741,013 km (0.103 R)
• M24: 14,482,869 km (0.039 R)
• M25: 15,844,808 km (0.097 R)
• M26: 17,718,222 km (0.114 R)
• M27: 20,045,516 km (0.12 R)
• M28: 22,908,969 km (0.071 R)
• M29: 23,687,028 km (0.087 R)
• M30: 32,244,923 km (0.085 R)
• M31: 34,892,357 km (0.069 R)
• M32: 35,233,141 km (0.083 R)
• M33: 36,385,194 km (0.08 R)
• M34: 40,866,249 km (0.11 R)
• M35: 43,173,347 km (0.115 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 193 - 18,570 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit