🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.63 AU - 0.99 AU

Year: 281 Days

Day: 28.4 Hours

Environment

Temp: 42 °C

Axial Tilt: 44.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.71 AU - 1.19 AU

Year: 356 Days

Day: 38.5 Hours

Environment

Temp: -1 °C

Axial Tilt: 33.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.94 AU - 1.12 AU

Year: 402 Days

Day: 33.8 Hours

Environment

Temp: 5 °C

Axial Tilt: 23.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.04 AU - 1.06 AU

Year: 414 Days

Day: 22.8 Hours

Environment

Temp: -4 °C

Axial Tilt: 23.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.12 AU - 1.24 AU

Year: 494 Days

Day: 26.8 Hours

Environment

Temp: -25 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.34 AU - 1.78 AU

Year: 750 Days

Day: 37.5 Hours

Environment

Temp: -67 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.39 AU - 1.95 AU

Year: 831 Days

Day: 45.3 Hours

Environment

Temp: -76 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,076,368 km

• M1: 344,823 km (0.072 R)

Asteroid Belt

Center: 5.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 9.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910

Radius: 11.5

Gravity: 6.88 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 8.61 AU - 9.89 AU

Year: 10831 Days

Day: 5.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 82,076,368 km

• M1: 143,016 km (0.064 R)
• M2: 791,373 km (0.048 R)
• M3: 1,308,383 km (0.107 R)
• M4: 2,010,895 km (0.113 R)
• M5: 2,816,330 km (0.105 R)
• M6: 3,184,639 km (0.026 R)
• M7: 3,852,594 km (0.094 R)
• M8: 4,428,247 km (0.112 R)
• M9: 4,994,774 km (0.112 R)
• M10: 5,364,430 km (0.042 R)
• M11: 6,121,246 km (0.113 R)
• M12: 7,239,490 km (0.09 R)
• M13: 7,847,456 km (0.097 R)
• M14: 8,489,230 km (0.086 R)
• M15: 11,354,628 km (0.042 R)
• M16: 12,973,875 km (0.073 R)
• M17: 14,605,839 km (0.115 R)
• M18: 16,297,491 km (0.078 R)
• M19: 17,418,877 km (0.117 R)
• M20: 18,037,763 km (0.081 R)
• M21: 18,831,829 km (0.078 R)
• M22: 20,832,551 km (0.096 R)
• M23: 23,998,790 km (0.045 R)
• M24: 30,594,261 km (0.089 R)
• M25: 35,032,530 km (0.081 R)
• M26: 43,588,481 km (0.103 R)
• M27: 48,574,279 km (0.1 R)
• M28: 49,645,998 km (0.075 R)
• M29: 52,473,996 km (0.049 R)
• M30: 55,242,006 km (0.06 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 665.9

Radius: 5.9

Gravity: 19.13 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 13.52 AU - 16.8 AU

Year: 22726 Days

Day: 21.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 82,076,368 km

• M1: 86,318 km (0.092 R)
• M2: 323,431 km (0.09 R)
• M3: 672,143 km (0.084 R)
• M4: 1,324,091 km (0.07 R)
• M5: 1,548,188 km (0.081 R)
• M6: 2,200,136 km (0.064 R)
• M7: 2,760,380 km (0.093 R)
• M8: 4,680,469 km (0.058 R)
• M9: 5,127,168 km (0.112 R)
• M10: 5,934,398 km (0.086 R)
• M11: 6,192,305 km (0.099 R)
• M12: 10,447,317 km (0.094 R)
• M13: 11,015,340 km (0.102 R)
• M14: 16,322,773 km (0.075 R)
• M15: 19,806,758 km (0.101 R)
• M16: 22,386,274 km (0.111 R)
• M17: 23,011,743 km (0.041 R)
• M18: 24,626,502 km (0.116 R)
• M19: 28,563,619 km (0.107 R)
• M20: 42,058,843 km (0.092 R)
• M21: 42,374,644 km (0.104 R)
• M22: 46,455,076 km (0.104 R)
• M23: 60,453,397 km (0.096 R)
• M24: 62,481,645 km (0.068 R)
• M25: 65,396,859 km (0.107 R)
• M26: 65,820,520 km (0.053 R)
• M27: 66,459,452 km (0.038 R)
• M28: 74,684,044 km (0.097 R)
• M29: 76,782,304 km (0.113 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 414 - 11,005 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit