🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.71 AU - 1.05 AU

Year: 290 Days

Day: 16.6 Hours

Environment

Temp: 127 °C

Axial Tilt: 3.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 87,818,217 km

• M1: 358,137 km (0.116 R)

Asteroid Belt

Center: 1.52 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 2.05 AU - 2.27 AU

Year: 1116 Days

Day: 28.5 Hours

Environment

Temp: -70 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 87,818,217 km

• M1: 35,455 km (0.089 R)
• M2: 518,506 km (0.096 R)

Asteroid Belt

Center: 7.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 12.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89.2

Radius: 12.5

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 11.56 AU - 13.04 AU

Year: 15161 Days

Day: 7.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 87,818,217 km

• M1: 176,525 km (0.051 R)
• M2: 580,290 km (0.048 R)
• M3: 1,838,109 km (0.107 R)
• M4: 2,452,507 km (0.093 R)
• M5: 3,082,464 km (0.038 R)
• M6: 5,041,598 km (0.101 R)
• M7: 5,435,339 km (0.063 R)
• M8: 6,381,097 km (0.084 R)
• M9: 6,944,782 km (0.102 R)
• M10: 8,958,818 km (0.074 R)
• M11: 11,006,514 km (0.11 R)
• M12: 13,779,011 km (0.064 R)
• M13: 15,531,849 km (0.086 R)
• M14: 17,238,761 km (0.067 R)
• M15: 20,380,316 km (0.103 R)
• M16: 25,738,463 km (0.12 R)
• M17: 31,398,499 km (0.089 R)
• M18: 32,063,910 km (0.036 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 926.5

Radius: 6

Gravity: 25.74 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 12.74 AU - 18.14 AU

Year: 21323 Days

Day: 21.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 87,818,217 km

• M1: 80,633 km (0.084 R)
• M2: 295,306 km (0.077 R)
• M3: 676,482 km (0.099 R)
• M4: 1,581,549 km (0.109 R)
• M5: 1,899,444 km (0.033 R)
• M6: 2,420,045 km (0.094 R)
• M7: 2,976,848 km (0.111 R)
• M8: 3,256,596 km (0.091 R)
• M9: 3,804,423 km (0.098 R)
• M10: 5,042,944 km (0.106 R)
• M11: 6,437,047 km (0.059 R)
• M12: 10,397,501 km (0.098 R)
• M13: 10,716,743 km (0.062 R)
• M14: 12,771,320 km (0.078 R)
• M15: 14,435,447 km (0.108 R)
• M16: 18,279,214 km (0.117 R)
• M17: 20,385,103 km (0.086 R)
• M18: 21,087,765 km (0.084 R)
• M19: 26,464,611 km (0.114 R)
• M20: 26,940,183 km (0.064 R)
• M21: 29,024,680 km (0.107 R)
• M22: 36,796,139 km (0.088 R)
• M23: 37,836,742 km (0.105 R)
• M24: 42,034,608 km (0.116 R)
• M25: 45,846,960 km (0.05 R)
• M26: 50,974,128 km (0.076 R)
• M27: 59,665,764 km (0.103 R)
• M28: 67,733,278 km (0.096 R)
• M29: 72,257,567 km (0.098 R)
• M30: 72,720,722 km (0.117 R)
• M31: 74,829,603 km (0.117 R)
• M32: 78,678,906 km (0.1 R)
• M33: 81,150,562 km (0.067 R)
• M34: 81,400,540 km (0.109 R)

Kuiper Belt

Range: 31.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 460 - 18,016 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit