🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.53 AU - 0.77 AU

Year: 186 Days

Day: 45.8 Hours

Environment

Temp: 163 °C

Axial Tilt: 41.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.89 AU - 1.07 AU

Year: 344 Days

Day: 19.1 Hours

Environment

Temp: 137 °C

Axial Tilt: 37.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.65 AU - 4.49 AU

Year: 2913 Days

Day: 37 Hours

Environment

Temp: -118 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,250,609 km

• M1: 1,710,951 km (0.072 R)

Asteroid Belt

Center: 7.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 10.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.2

Radius: 11

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 8.36 AU - 13.46 AU

Year: 12784 Days

Day: 13.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 30,250,609 km

• M1: 136,882 km (0.061 R)
• M2: 512,822 km (0.087 R)
• M3: 1,131,708 km (0.079 R)
• M4: 1,739,674 km (0.072 R)
• M5: 2,819,770 km (0.107 R)
• M6: 3,404,848 km (0.083 R)
• M7: 5,166,213 km (0.089 R)
• M8: 6,659,948 km (0.087 R)
• M9: 8,464,996 km (0.099 R)
• M10: 12,306,519 km (0.076 R)
• M11: 12,904,911 km (0.063 R)
• M12: 13,522,600 km (0.071 R)
• M13: 21,914,742 km (0.072 R)
• M14: 26,639,042 km (0.099 R)
• M15: 28,573,044 km (0.056 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16.6

Radius: 13.4

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 10.82 AU - 14.02 AU

Year: 15528 Days

Day: 14.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 30,250,609 km

• M1: 173,833 km (0.112 R)
• M2: 635,043 km (0.098 R)
• M3: 1,474,586 km (0.113 R)
• M4: 3,456,160 km (0.118 R)
• M5: 6,222,224 km (0.11 R)
• M6: 6,708,717 km (0.097 R)
• M7: 8,981,856 km (0.025 R)
• M8: 11,209,817 km (0.088 R)
• M9: 11,728,623 km (0.089 R)
• M10: 13,784,696 km (0.084 R)
• M11: 16,121,415 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 61.7

Radius: 6.3

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 11.97 AU - 14.11 AU

Year: 16705 Days

Day: 18.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 139.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 30,250,609 km

• M1: 78,389 km (0.114 R)
• M2: 1,067,082 km (0.093 R)
• M3: 2,737,192 km (0.095 R)
• M4: 3,941,156 km (0.05 R)
• M5: 4,494,518 km (0.111 R)
• M6: 5,607,377 km (0.1 R)
• M7: 6,726,818 km (0.099 R)
• M8: 7,269,260 km (0.103 R)
• M9: 9,691,548 km (0.112 R)
• M10: 17,144,066 km (0.109 R)
• M11: 28,650,386 km (0.05 R)
• M12: 29,089,156 km (0.07 R)

Kuiper Belt

Range: 30.9 - 47.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 407 - 17,116 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit