🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.52 AU - 0.6 AU

Year: 158 Days

Day: 14 Hours

Environment

Temp: 172 °C

Axial Tilt: 23.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.75 AU - 0.99 AU

Year: 306 Days

Day: 28.6 Hours

Environment

Temp: 20 °C

Axial Tilt: 33 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.01 AU - 1.03 AU

Year: 388 Days

Day: 45.2 Hours

Environment

Temp: 24 °C

Axial Tilt: 23 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.46 AU - 2.68 AU

Year: 1552 Days

Day: 29.2 Hours

Environment

Temp: -101 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,244,802 km

• M1: 125,363 km (0.056 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.42 AU - 3.6 AU

Year: 1967 Days

Day: 35 Hours

Environment

Temp: -108 °C

Axial Tilt: 16.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,244,802 km

• M1: 150,944 km (0.108 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 3.34 AU - 3.9 AU

Year: 2595 Days

Day: 34.2 Hours

Environment

Temp: -128 °C

Axial Tilt: 15.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,244,802 km

• M1: 1,902,137 km (0.106 R)

Asteroid Belt

Center: 6.6 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124.4

Radius: 12.8

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 7.51 AU - 11.65 AU

Year: 11171 Days

Day: 8.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 93,244,802 km

• M1: 159,322 km (0.086 R)
• M2: 664,065 km (0.11 R)
• M3: 2,406,132 km (0.077 R)
• M4: 2,915,064 km (0.115 R)
• M5: 5,513,280 km (0.032 R)
• M6: 6,531,593 km (0.111 R)
• M7: 7,706,983 km (0.103 R)
• M8: 8,326,468 km (0.106 R)
• M9: 12,371,594 km (0.064 R)
• M10: 16,067,111 km (0.068 R)
• M11: 16,657,723 km (0.088 R)
• M12: 20,373,285 km (0.034 R)
• M13: 20,856,187 km (0.106 R)
• M14: 23,536,981 km (0.11 R)
• M15: 24,222,289 km (0.06 R)
• M16: 27,597,815 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 193.5

Radius: 5.7

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 9.83 AU - 15.83 AU

Year: 17313 Days

Day: 22.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 93,244,802 km

• M1: 72,705 km (0.075 R)
• M2: 1,432,848 km (0.086 R)
• M3: 1,639,443 km (0.086 R)
• M4: 4,506,636 km (0.107 R)
• M5: 9,607,923 km (0.117 R)
• M6: 11,828,554 km (0.057 R)
• M7: 13,688,056 km (0.032 R)
• M8: 22,991,996 km (0.1 R)
• M9: 27,194,350 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 788.1

Radius: 5.7

Gravity: 24.26 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 13.93 AU - 19.11 AU

Year: 25295 Days

Day: 16.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 93,244,802 km

• M1: 70,909 km (0.108 R)
• M2: 379,081 km (0.065 R)
• M3: 632,649 km (0.066 R)
• M4: 958,623 km (0.069 R)
• M5: 1,579,754 km (0.103 R)
• M6: 3,480,544 km (0.093 R)
• M7: 4,490,928 km (0.041 R)
• M8: 5,183,566 km (0.09 R)
• M9: 6,778,579 km (0.07 R)
• M10: 7,375,923 km (0.099 R)
• M11: 8,732,327 km (0.03 R)
• M12: 11,647,840 km (0.085 R)
• M13: 14,258,771 km (0.072 R)
• M14: 16,346,260 km (0.069 R)
• M15: 17,235,320 km (0.093 R)
• M16: 18,250,192 km (0.112 R)
• M17: 19,012,842 km (0.115 R)
• M18: 22,276,769 km (0.113 R)
• M19: 22,492,489 km (0.056 R)
• M20: 23,479,835 km (0.115 R)
• M21: 24,610,495 km (0.088 R)
• M22: 29,109,950 km (0.06 R)
• M23: 33,701,408 km (0.069 R)
• M24: 38,288,229 km (0.05 R)
• M25: 42,773,771 km (0.114 R)
• M26: 50,324,574 km (0.104 R)
• M27: 51,632,209 km (0.049 R)
• M28: 52,389,474 km (0.115 R)
• M29: 53,154,218 km (0.101 R)
• M30: 56,287,545 km (0.104 R)
• M31: 62,919,069 km (0.029 R)
• M32: 67,092,999 km (0.102 R)
• M33: 68,904,330 km (0.062 R)
• M34: 77,212,996 km (0.057 R)
• M35: 91,854,140 km (0.06 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 513 - 16,831 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit