🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.77 AU - 0.83 AU

Year: 259 Days

Day: 27.3 Hours

Environment

Temp: 112 °C

Axial Tilt: 34.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 66,523,345 km

• M1: 295,157 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.7 AU - 1.14 AU

Year: 319 Days

Day: 36.9 Hours

Environment

Temp: 151 °C

Axial Tilt: 19.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 66,523,345 km

• M1: 135,087 km (0.109 R)
• M2: 419,472 km (0.064 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.94 AU - 1.22 AU

Year: 406 Days

Day: 26.3 Hours

Environment

Temp: 20 °C

Axial Tilt: 46.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 66,523,345 km

• M1: 477,217 km (0.063 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.19 AU - 1.93 AU

Year: 705 Days

Day: 16.7 Hours

Environment

Temp: -28 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,523,345 km

• M1: 932,892 km (0.063 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.7 AU - 2.16 AU

Year: 970 Days

Day: 38.2 Hours

Environment

Temp: -55 °C

Axial Tilt: 3.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.3

Radius: 8.9

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 7.66 AU - 8.12 AU

Year: 8015 Days

Day: 5.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 66,523,345 km

• M1: 110,702 km (0.113 R)
• M2: 516,113 km (0.08 R)
• M3: 845,677 km (0.095 R)
• M4: 1,129,763 km (0.118 R)
• M5: 1,491,042 km (0.071 R)
• M6: 1,972,897 km (0.083 R)
• M7: 2,502,922 km (0.072 R)
• M8: 3,870,097 km (0.086 R)
• M9: 4,234,368 km (0.076 R)
• M10: 4,701,861 km (0.102 R)
• M11: 5,004,049 km (0.071 R)
• M12: 6,412,214 km (0.083 R)
• M13: 7,760,838 km (0.088 R)
• M14: 9,332,214 km (0.061 R)
• M15: 9,900,237 km (0.102 R)
• M16: 12,250,420 km (0.113 R)
• M17: 14,369,025 km (0.105 R)
• M18: 17,039,945 km (0.087 R)
• M19: 19,458,195 km (0.106 R)
• M20: 23,901,401 km (0.114 R)
• M21: 24,388,043 km (0.079 R)
• M22: 25,718,118 km (0.116 R)
• M23: 26,920,885 km (0.064 R)
• M24: 28,250,810 km (0.088 R)
• M25: 29,345,866 km (0.093 R)
• M26: 29,810,368 km (0.072 R)
• M27: 33,908,302 km (0.092 R)

Asteroid Belt

Center: 10.9 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 13.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 521.3

Radius: 4.9

Gravity: 21.71 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 11.02 AU - 16.78 AU

Year: 18742 Days

Day: 19.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 66,523,345 km

• M1: 62,682 km (0.101 R)
• M2: 259,403 km (0.034 R)
• M3: 818,001 km (0.086 R)
• M4: 1,074,711 km (0.095 R)
• M5: 1,256,173 km (0.105 R)
• M6: 2,079,560 km (0.088 R)
• M7: 2,342,403 km (0.098 R)
• M8: 2,742,877 km (0.113 R)
• M9: 4,219,558 km (0.062 R)
• M10: 4,880,182 km (0.109 R)
• M11: 5,345,132 km (0.112 R)
• M12: 6,446,172 km (0.046 R)
• M13: 7,274,196 km (0.098 R)
• M14: 10,124,634 km (0.096 R)
• M15: 10,760,724 km (0.072 R)
• M16: 11,239,737 km (0.053 R)
• M17: 12,499,351 km (0.12 R)
• M18: 15,370,284 km (0.119 R)
• M19: 16,287,169 km (0.112 R)
• M20: 17,320,890 km (0.117 R)
• M21: 21,989,541 km (0.076 R)
• M22: 29,699,366 km (0.114 R)
• M23: 32,211,264 km (0.049 R)
• M24: 34,602,735 km (0.097 R)
• M25: 37,380,618 km (0.116 R)
• M26: 43,675,846 km (0.051 R)
• M27: 45,507,822 km (0.076 R)
• M28: 46,286,030 km (0.114 R)
• M29: 46,914,939 km (0.11 R)
• M30: 53,004,770 km (0.116 R)
• M31: 53,866,154 km (0.066 R)
• M32: 59,046,579 km (0.097 R)
• M33: 59,230,883 km (0.067 R)
• M34: 61,472,907 km (0.12 R)
• M35: 61,851,988 km (0.101 R)

Kuiper Belt

Range: 30.3 - 47.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 374 - 11,502 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit