🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.81 AU - 1.19 AU

Year: 351 Days

Day: 27.4 Hours

Environment

Temp: 119 °C

Axial Tilt: 48.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.25 AU - 1.95 AU

Year: 711 Days

Day: 22.8 Hours

Environment

Temp: -38 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.83 AU - 2.83 AU

Year: 1250 Days

Day: 34 Hours

Environment

Temp: -62 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 3.48 AU - 4.98 AU

Year: 3058 Days

Day: 45.7 Hours

Environment

Temp: -128 °C

Axial Tilt: 22.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.7

Radius: 11.2

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 9.4 AU - 11.02 AU

Year: 11466 Days

Day: 6.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 36,879,017 km

• M1: 139,276 km (0.101 R)
• M2: 514,766 km (0.09 R)
• M3: 1,691,204 km (0.083 R)
• M4: 2,160,044 km (0.094 R)
• M5: 2,934,063 km (0.095 R)
• M6: 3,834,343 km (0.094 R)
• M7: 4,595,796 km (0.084 R)
• M8: 5,518,217 km (0.112 R)
• M9: 6,996,692 km (0.116 R)
• M10: 8,299,091 km (0.105 R)
• M11: 10,719,286 km (0.088 R)
• M12: 11,797,138 km (0.09 R)
• M13: 12,554,852 km (0.053 R)
• M14: 13,115,694 km (0.104 R)
• M15: 15,274,391 km (0.112 R)
• M16: 15,720,043 km (0.104 R)
• M17: 17,177,725 km (0.117 R)
• M18: 19,308,298 km (0.109 R)
• M19: 25,129,750 km (0.106 R)
• M20: 31,714,749 km (0.046 R)
• M21: 36,919,259 km (0.053 R)
• M22: 39,603,792 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187.7

Radius: 10.5

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 10.52 AU - 11.56 AU

Year: 12892 Days

Day: 11.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 36,879,017 km

• M1: 130,599 km (0.111 R)
• M2: 500,854 km (0.082 R)
• M3: 830,119 km (0.064 R)
• M4: 1,639,593 km (0.056 R)
• M5: 2,378,157 km (0.114 R)
• M6: 2,853,131 km (0.059 R)
• M7: 3,457,057 km (0.117 R)
• M8: 3,921,559 km (0.072 R)
• M9: 5,357,549 km (0.113 R)
• M10: 9,900,088 km (0.088 R)
• M11: 10,743,670 km (0.095 R)
• M12: 12,735,267 km (0.109 R)
• M13: 13,283,244 km (0.109 R)
• M14: 16,907,402 km (0.043 R)
• M15: 20,765,381 km (0.099 R)
• M16: 21,911,600 km (0.103 R)
• M17: 28,374,527 km (0.117 R)
• M18: 30,653,202 km (0.092 R)

Kuiper Belt

Range: 31.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 354 - 11,291 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit