🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.59 AU - 0.83 AU

Year: 223 Days

Day: 24.3 Hours

Environment

Temp: 173 °C

Axial Tilt: 169 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.54 AU - 0.88 AU

Year: 223 Days

Day: 27.8 Hours

Environment

Temp: 156 °C

Axial Tilt: 32.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.79 AU - 1.31 AU

Year: 401 Days

Day: 24.1 Hours

Environment

Temp: 28 °C

Axial Tilt: 46 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.86 AU - 1.44 AU

Year: 460 Days

Day: 47.9 Hours

Environment

Temp: -8 °C

Axial Tilt: 0.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 2.4 AU - 3.68 AU

Year: 1976 Days

Day: 47 Hours

Environment

Temp: -112 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.51 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 3.49 AU - 4.45 AU

Year: 2949 Days

Day: 37.5 Hours

Environment

Temp: -118 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.6

Radius: 10.2

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 4.58 AU - 5.08 AU

Year: 3957 Days

Day: 11.4 Hours

Environment

Temp: -137 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,202,557 km

• M1: 128,355 km (0.064 R)
• M2: 488,587 km (0.037 R)
• M3: 964,607 km (0.116 R)
• M4: 1,587,084 km (0.095 R)
• M5: 1,915,900 km (0.095 R)
• M6: 2,518,331 km (0.117 R)
• M7: 2,905,041 km (0.09 R)
• M8: 3,367,149 km (0.085 R)
• M9: 3,878,026 km (0.1 R)
• M10: 4,960,366 km (0.108 R)
• M11: 5,752,188 km (0.117 R)
• M12: 7,399,111 km (0.083 R)
• M13: 7,839,826 km (0.086 R)
• M14: 8,567,620 km (0.089 R)
• M15: 9,484,954 km (0.115 R)
• M16: 10,388,824 km (0.11 R)
• M17: 12,988,835 km (0.054 R)
• M18: 19,733,156 km (0.096 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.2

Radius: 11.2

Gravity: 7.38 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 7.38 AU - 8.4 AU

Year: 8262 Days

Day: 9 Hours

Environment

Temp: -175 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 53,202,557 km

• M1: 141,669 km (0.085 R)
• M2: 500,255 km (0.09 R)
• M3: 1,054,815 km (0.113 R)
• M4: 1,735,934 km (0.065 R)
• M5: 2,364,095 km (0.086 R)
• M6: 2,962,487 km (0.103 R)
• M7: 3,439,704 km (0.067 R)
• M8: 4,047,520 km (0.112 R)
• M9: 5,611,416 km (0.118 R)
• M10: 6,093,869 km (0.036 R)
• M11: 6,603,998 km (0.071 R)
• M12: 7,877,674 km (0.079 R)
• M13: 9,838,304 km (0.087 R)
• M14: 10,853,176 km (0.103 R)
• M15: 11,936,414 km (0.056 R)
• M16: 17,283,640 km (0.11 R)
• M17: 18,834,522 km (0.114 R)
• M18: 19,997,795 km (0.106 R)
• M19: 22,211,544 km (0.055 R)
• M20: 26,351,515 km (0.046 R)
• M21: 27,120,448 km (0.104 R)
• M22: 32,269,906 km (0.066 R)
• M23: 36,239,486 km (0.054 R)
• M24: 42,327,371 km (0.098 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.1

Radius: 14.7

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 8.79 AU - 10.45 AU

Year: 11123 Days

Day: 13.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 53,202,557 km

• M1: 183,257 km (0.101 R)
• M2: 653,144 km (0.089 R)
• M3: 1,203,365 km (0.092 R)
• M4: 2,211,954 km (0.057 R)
• M5: 2,782,221 km (0.114 R)
• M6: 3,327,954 km (0.057 R)
• M7: 4,547,027 km (0.097 R)
• M8: 5,582,693 km (0.086 R)
• M9: 6,194,249 km (0.049 R)
• M10: 8,485,191 km (0.118 R)
• M11: 11,407,586 km (0.1 R)
• M12: 12,099,326 km (0.086 R)
• M13: 12,818,892 km (0.071 R)
• M14: 13,314,360 km (0.091 R)
• M15: 15,916,017 km (0.072 R)
• M16: 17,374,147 km (0.076 R)
• M17: 18,058,557 km (0.055 R)
• M18: 22,283,201 km (0.12 R)
• M19: 23,733,852 km (0.118 R)
• M20: 28,673,873 km (0.116 R)
• M21: 30,280,255 km (0.099 R)
• M22: 36,068,495 km (0.056 R)
• M23: 50,852,206 km (0.071 R)
• M24: 52,096,860 km (0.104 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 12,286 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit