🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.64 AU - 0.66 AU

Year: 201 Days

Day: 14.4 Hours

Environment

Temp: 138 °C

Axial Tilt: 33.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.76 AU - 0.98 AU

Year: 311 Days

Day: 38 Hours

Environment

Temp: 20 °C

Axial Tilt: 48.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.96 AU - 1.16 AU

Year: 418 Days

Day: 39.2 Hours

Environment

Temp: 10 °C

Axial Tilt: 25.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 7.19 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 13.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 470.5

Radius: 5.8

Gravity: 13.99 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 10.26 AU - 16.38 AU

Year: 18613 Days

Day: 23 Hours

Environment

Temp: -200 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 37,143,544 km

• M1: 106,065 km (0.113 R)
• M2: 496,815 km (0.119 R)
• M3: 716,275 km (0.115 R)
• M4: 1,144,573 km (0.07 R)
• M5: 1,445,564 km (0.077 R)
• M6: 1,696,589 km (0.078 R)
• M7: 7,141,354 km (0.069 R)
• M8: 9,060,096 km (0.109 R)
• M9: 10,940,840 km (0.091 R)
• M10: 11,418,506 km (0.098 R)
• M11: 18,282,954 km (0.105 R)
• M12: 31,349,431 km (0.114 R)
• M13: 34,931,252 km (0.111 R)
• M14: 41,157,067 km (0.096 R)
• M15: 47,138,887 km (0.114 R)
• M16: 54,359,677 km (0.119 R)
• M17: 54,877,286 km (0.101 R)
• M18: 60,234,984 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 85.3

Radius: 5

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 11.5 AU - 15.82 AU

Year: 19331 Days

Day: 16.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 37,143,544 km

• M1: 62,233 km (0.044 R)
• M2: 363,373 km (0.076 R)
• M3: 736,770 km (0.091 R)
• M4: 1,468,752 km (0.116 R)
• M5: 1,707,211 km (0.052 R)
• M6: 2,261,770 km (0.118 R)
• M7: 2,848,942 km (0.049 R)
• M8: 3,936,668 km (0.068 R)
• M9: 4,669,548 km (0.09 R)
• M10: 6,031,936 km (0.063 R)
• M11: 6,299,118 km (0.075 R)
• M12: 8,031,760 km (0.091 R)
• M13: 8,561,935 km (0.096 R)
• M14: 11,365,399 km (0.096 R)
• M15: 13,616,398 km (0.09 R)
• M16: 15,149,477 km (0.113 R)
• M17: 17,659,281 km (0.113 R)
• M18: 18,206,210 km (0.06 R)
• M19: 20,135,873 km (0.068 R)
• M20: 21,805,834 km (0.082 R)
• M21: 22,594,514 km (0.114 R)
• M22: 27,730,209 km (0.063 R)
• M23: 30,861,442 km (0.108 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 180 - 13,707 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit