🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.41 AU - 0.67 AU

Year: 146 Days

Day: 18 Hours

Environment

Temp: 172 °C

Axial Tilt: 29.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 32,164,611 km

• M1: 23,188 km (0.055 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.62 AU - 0.78 AU

Year: 216 Days

Day: 29.4 Hours

Environment

Temp: 180 °C

Axial Tilt: 68.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 32,164,611 km

• M1: 17,054 km (0.112 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.94 AU - 1.18 AU

Year: 403 Days

Day: 20.8 Hours

Environment

Temp: 21 °C

Axial Tilt: 6.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.59 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.73 AU - 2.49 AU

Year: 1131 Days

Day: 12.6 Hours

Environment

Temp: -68 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 32,164,611 km

• M1: 130,898 km (0.117 R)
• M2: 249,230 km (0.088 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.7 AU - 2.68 AU

Year: 1196 Days

Day: 14.5 Hours

Environment

Temp: -87 °C

Axial Tilt: 44.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.97 AU - 3.13 AU

Year: 1502 Days

Day: 23.5 Hours

Environment

Temp: -99 °C

Axial Tilt: 46.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.6

Radius: 10

Gravity: 5.75 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 4.9 AU - 7.94 AU

Year: 6002 Days

Day: 13.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 32,164,611 km

• M1: 125,064 km (0.085 R)
• M2: 545,434 km (0.079 R)
• M3: 1,015,620 km (0.091 R)
• M4: 1,339,799 km (0.114 R)
• M5: 1,721,124 km (0.067 R)
• M6: 2,332,680 km (0.088 R)
• M7: 3,387,644 km (0.075 R)
• M8: 4,034,056 km (0.066 R)
• M9: 4,526,383 km (0.044 R)
• M10: 5,085,879 km (0.065 R)
• M11: 5,542,751 km (0.114 R)
• M12: 6,120,647 km (0.084 R)
• M13: 6,873,424 km (0.083 R)
• M14: 7,686,787 km (0.115 R)
• M15: 9,504,252 km (0.108 R)
• M16: 11,067,101 km (0.072 R)
• M17: 11,399,208 km (0.08 R)
• M18: 12,033,503 km (0.087 R)
• M19: 13,695,535 km (0.067 R)
• M20: 15,329,144 km (0.09 R)
• M21: 15,801,724 km (0.11 R)
• M22: 18,378,398 km (0.085 R)
• M23: 18,979,482 km (0.062 R)
• M24: 19,662,546 km (0.103 R)
• M25: 24,588,804 km (0.073 R)
• M26: 26,146,417 km (0.111 R)
• M27: 26,651,609 km (0.07 R)
• M28: 27,943,386 km (0.087 R)
• M29: 31,307,244 km (0.099 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: 526 - 14,704 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit