🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.7 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.12 AU - 1.68 AU

Year: 608 Days

Day: 36.4 Hours

Environment

Temp: -22 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.35 AU - 2.21 AU

Year: 872 Days

Day: 22.9 Hours

Environment

Temp: -57 °C

Axial Tilt: 46.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.84 AU - 3.08 AU

Year: 1869 Days

Day: 47.4 Hours

Environment

Temp: -96 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 61,378,289 km

• M1: 101,727 km (0.113 R)
• M2: 2,009,399 km (0.077 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 3.3 AU - 3.86 AU

Year: 2487 Days

Day: 16 Hours

Environment

Temp: -117 °C

Axial Tilt: 46.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.38 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 819

Radius: 14.1

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 5.12 AU - 5.22 AU

Year: 4315 Days

Day: 8.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 61,378,289 km

• M1: 175,329 km (0.105 R)
• M2: 1,213,089 km (0.114 R)
• M3: 2,194,750 km (0.042 R)
• M4: 4,005,782 km (0.061 R)
• M5: 4,621,976 km (0.116 R)
• M6: 5,165,465 km (0.069 R)
• M7: 5,607,975 km (0.113 R)
• M8: 7,225,278 km (0.073 R)
• M9: 7,709,676 km (0.098 R)
• M10: 8,590,807 km (0.058 R)
• M11: 9,375,747 km (0.094 R)
• M12: 13,616,847 km (0.106 R)
• M13: 14,520,867 km (0.091 R)
• M14: 16,746,135 km (0.038 R)
• M15: 17,784,045 km (0.085 R)
• M16: 19,719,842 km (0.113 R)
• M17: 20,327,059 km (0.098 R)
• M18: 20,807,867 km (0.059 R)
• M19: 23,029,545 km (0.105 R)
• M20: 24,083,013 km (0.095 R)
• M21: 24,699,356 km (0.078 R)
• M22: 27,104,591 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 946.1

Radius: 14.8

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 8.58 AU - 12.24 AU

Year: 12330 Days

Day: 9.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 61,378,289 km

• M1: 190,438 km (0.043 R)
• M2: 871,856 km (0.102 R)
• M3: 1,585,737 km (0.087 R)
• M4: 2,443,681 km (0.104 R)
• M5: 2,921,796 km (0.105 R)
• M6: 3,411,131 km (0.091 R)
• M7: 3,926,944 km (0.113 R)
• M8: 5,049,377 km (0.12 R)
• M9: 5,760,416 km (0.065 R)
• M10: 6,618,808 km (0.117 R)
• M11: 7,651,183 km (0.062 R)
• M12: 8,640,324 km (0.032 R)
• M13: 9,243,054 km (0.087 R)
• M14: 10,035,624 km (0.034 R)
• M15: 10,816,076 km (0.082 R)
• M16: 12,944,704 km (0.109 R)
• M17: 13,534,568 km (0.099 R)
• M18: 14,211,050 km (0.111 R)
• M19: 15,052,388 km (0.111 R)
• M20: 21,993,729 km (0.096 R)
• M21: 26,415,693 km (0.073 R)
• M22: 28,012,500 km (0.067 R)
• M23: 31,164,378 km (0.082 R)
• M24: 36,195,654 km (0.045 R)
• M25: 37,236,855 km (0.059 R)
• M26: 38,164,212 km (0.097 R)
• M27: 39,242,962 km (0.097 R)
• M28: 42,601,135 km (0.062 R)
• M29: 43,178,882 km (0.096 R)
• M30: 48,616,466 km (0.092 R)
• M31: 50,043,929 km (0.057 R)
• M32: 50,525,933 km (0.062 R)
• M33: 61,011,846 km (0.119 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 261 - 17,997 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit