🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.41 AU - 0.59 AU

Year: 135 Days

Day: 20.2 Hours

Environment

Temp: 180 °C

Axial Tilt: 42.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,263,598 km

• M1: 58,044 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.68 AU - 1.04 AU

Year: 305 Days

Day: 45.9 Hours

Environment

Temp: 20 °C

Axial Tilt: 16 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.83 AU - 1.03 AU

Year: 343 Days

Day: 28.9 Hours

Environment

Temp: 21 °C

Axial Tilt: 10.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 81,263,598 km

• M1: 260,300 km (0.109 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.1 AU - 1.56 AU

Year: 587 Days

Day: 15 Hours

Environment

Temp: -32 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.9 AU - 2.1 AU

Year: 1083 Days

Day: 35.1 Hours

Environment

Temp: -73 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,263,598 km

• M1: 87,964 km (0.036 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.34 AU - 3.42 AU

Year: 1871 Days

Day: 27.1 Hours

Environment

Temp: -114 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,263,598 km

• M1: 562,189 km (0.06 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.46 AU - 4.04 AU

Year: 2243 Days

Day: 31.7 Hours

Environment

Temp: -127 °C

Axial Tilt: 43.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 3.02 AU - 3.96 AU

Year: 2496 Days

Day: 35.4 Hours

Environment

Temp: -119 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.8 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 12.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 549.4

Radius: 4.9

Gravity: 22.88 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 9.45 AU - 14.77 AU

Year: 16136 Days

Day: 21.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 81,263,598 km

• M1: 66,870 km (0.108 R)
• M2: 383,419 km (0.083 R)
• M3: 896,540 km (0.071 R)
• M4: 2,988,517 km (0.094 R)
• M5: 3,340,520 km (0.118 R)
• M6: 5,527,492 km (0.103 R)
• M7: 6,214,894 km (0.111 R)
• M8: 6,787,555 km (0.083 R)
• M9: 7,261,780 km (0.103 R)
• M10: 10,244,013 km (0.087 R)
• M11: 10,637,755 km (0.086 R)
• M12: 15,658,559 km (0.116 R)
• M13: 23,481,630 km (0.104 R)
• M14: 24,067,156 km (0.072 R)
• M15: 31,515,933 km (0.108 R)
• M16: 32,708,677 km (0.05 R)
• M17: 33,438,714 km (0.119 R)
• M18: 41,913,135 km (0.1 R)
• M19: 49,770,015 km (0.028 R)
• M20: 54,550,864 km (0.111 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 564.3

Radius: 4.8

Gravity: 24.49 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 15.62 AU - 16.22 AU

Year: 24321 Days

Day: 22.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 81,263,598 km

• M1: 59,989 km (0.102 R)
• M2: 307,274 km (0.112 R)
• M3: 458,667 km (0.1 R)
• M4: 616,642 km (0.086 R)
• M5: 960,269 km (0.069 R)
• M6: 1,374,804 km (0.115 R)
• M7: 1,748,500 km (0.038 R)
• M8: 1,919,789 km (0.077 R)
• M9: 2,123,243 km (0.086 R)
• M10: 2,977,895 km (0.102 R)
• M11: 4,139,672 km (0.096 R)
• M12: 8,544,432 km (0.073 R)
• M13: 11,281,175 km (0.088 R)
• M14: 13,643,775 km (0.042 R)
• M15: 17,164,860 km (0.096 R)
• M16: 18,948,365 km (0.079 R)
• M17: 19,980,142 km (0.116 R)
• M18: 23,832,586 km (0.108 R)
• M19: 24,702,199 km (0.069 R)
• M20: 26,160,180 km (0.093 R)
• M21: 35,285,799 km (0.093 R)
• M22: 36,843,861 km (0.068 R)
• M23: 37,712,726 km (0.074 R)
• M24: 42,262,894 km (0.117 R)
• M25: 43,055,165 km (0.111 R)
• M26: 47,505,253 km (0.1 R)
• M27: 51,890,265 km (0.073 R)
• M28: 58,081,224 km (0.064 R)
• M29: 59,060,192 km (0.108 R)
• M30: 65,798,978 km (0.097 R)
• M31: 71,232,223 km (0.1 R)
• M32: 74,172,270 km (0.066 R)
• M33: 78,613,232 km (0.068 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 248 - 14,756 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit