🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.53 AU - 0.79 AU

Year: 225 Days

Day: 28.9 Hours

Environment

Temp: 26 °C

Axial Tilt: 65.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.84 AU - 1.17 AU

Year: 419 Days

Day: 22.2 Hours

Environment

Temp: -55 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891.1

Radius: 9.6

Gravity: 9.67 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3.78 AU - 3.94 AU

Year: 3177 Days

Day: 11.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 35,380,485 km

• M1: 119,379 km (0.112 R)
• M2: 489,185 km (0.06 R)
• M3: 1,231,789 km (0.105 R)
• M4: 2,541,369 km (0.108 R)
• M5: 2,954,408 km (0.095 R)
• M6: 5,073,462 km (0.111 R)
• M7: 6,445,275 km (0.086 R)
• M8: 7,185,186 km (0.11 R)
• M9: 11,016,387 km (0.067 R)
• M10: 12,486,336 km (0.114 R)
• M11: 13,004,094 km (0.04 R)
• M12: 13,341,138 km (0.117 R)
• M13: 16,811,210 km (0.09 R)
• M14: 23,008,452 km (0.116 R)
• M15: 23,360,306 km (0.1 R)
• M16: 23,858,766 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.7

Radius: 12.3

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 6.83 AU - 7.65 AU

Year: 8162 Days

Day: 12.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 35,380,485 km

• M1: 153,039 km (0.09 R)
• M2: 548,575 km (0.117 R)
• M3: 966,103 km (0.088 R)
• M4: 1,817,165 km (0.063 R)
• M5: 3,011,854 km (0.104 R)
• M6: 4,176,922 km (0.106 R)
• M7: 4,731,182 km (0.039 R)
• M8: 6,657,853 km (0.03 R)
• M9: 7,338,075 km (0.087 R)
• M10: 8,971,085 km (0.099 R)
• M11: 9,659,684 km (0.045 R)
• M12: 10,632,369 km (0.083 R)
• M13: 12,602,424 km (0.116 R)
• M14: 19,503,673 km (0.118 R)
• M15: 24,314,740 km (0.113 R)
• M16: 25,291,764 km (0.061 R)
• M17: 27,992,903 km (0.079 R)
• M18: 34,402,873 km (0.09 R)
• M19: 37,711,529 km (0.041 R)
• M20: 40,358,962 km (0.066 R)
• M21: 41,226,630 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.2

Radius: 8.5

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 7.21 AU - 11.75 AU

Year: 12229 Days

Day: 7.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 35,380,485 km

• M1: 105,766 km (0.043 R)
• M2: 587,321 km (0.06 R)
• M3: 888,312 km (0.098 R)
• M4: 3,791,408 km (0.073 R)
• M5: 4,205,196 km (0.042 R)
• M6: 11,896,471 km (0.062 R)
• M7: 14,112,166 km (0.053 R)
• M8: 14,987,313 km (0.077 R)
• M9: 17,300,096 km (0.111 R)
• M10: 18,644,682 km (0.048 R)
• M11: 19,484,075 km (0.111 R)
• M12: 20,864,265 km (0.108 R)
• M13: 21,464,452 km (0.072 R)
• M14: 22,308,483 km (0.08 R)
• M15: 25,141,418 km (0.086 R)
• M16: 31,119,947 km (0.118 R)
• M17: 33,816,748 km (0.109 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 322 - 11,978 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit