🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.62 AU - 0.82 AU

Year: 224 Days

Day: 41.4 Hours

Environment

Temp: 160 °C

Axial Tilt: 0.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.01 AU - 1.11 AU

Year: 401 Days

Day: 40.3 Hours

Environment

Temp: 11 °C

Axial Tilt: 6.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.99 AU - 1.15 AU

Year: 406 Days

Day: 24.2 Hours

Environment

Temp: 31 °C

Axial Tilt: 25 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.9 AU - 1.32 AU

Year: 429 Days

Day: 35.8 Hours

Environment

Temp: 2 °C

Axial Tilt: 7.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.33 AU - 2.95 AU

Year: 1575 Days

Day: 21.9 Hours

Environment

Temp: -86 °C

Axial Tilt: 48.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,332,103 km

• M1: 1,269,188 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392

Radius: 9.7

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 7.35 AU - 9.45 AU

Year: 8937 Days

Day: 7.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 43,332,103 km

• M1: 128,953 km (0.067 R)
• M2: 528,679 km (0.11 R)
• M3: 1,018,163 km (0.072 R)
• M4: 2,713,107 km (0.062 R)
• M5: 3,191,820 km (0.116 R)
• M6: 3,820,879 km (0.065 R)
• M7: 4,611,354 km (0.101 R)
• M8: 5,787,792 km (0.071 R)
• M9: 6,143,985 km (0.096 R)
• M10: 7,301,124 km (0.101 R)
• M11: 8,310,760 km (0.03 R)
• M12: 12,689,639 km (0.112 R)
• M13: 14,145,077 km (0.064 R)
• M14: 16,532,210 km (0.051 R)
• M15: 19,896,816 km (0.087 R)
• M16: 23,610,583 km (0.113 R)
• M17: 24,522,382 km (0.097 R)
• M18: 26,064,886 km (0.109 R)
• M19: 30,981,420 km (0.073 R)
• M20: 35,937,896 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.8

Radius: 14.5

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 11.42 AU - 13.06 AU

Year: 15720 Days

Day: 11.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,332,103 km

• M1: 181,313 km (0.1 R)
• M2: 665,262 km (0.074 R)
• M3: 1,299,407 km (0.119 R)
• M4: 4,660,422 km (0.05 R)
• M5: 5,445,811 km (0.069 R)
• M6: 8,213,821 km (0.111 R)
• M7: 9,042,742 km (0.094 R)
• M8: 10,315,970 km (0.064 R)
• M9: 12,417,820 km (0.116 R)
• M10: 19,651,176 km (0.056 R)
• M11: 21,617,790 km (0.1 R)
• M12: 23,626,291 km (0.103 R)
• M13: 27,723,178 km (0.03 R)
• M14: 39,930,364 km (0.1 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 501 - 18,319 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit