🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.32 AU - 1.42 AU

Year: 583 Days

Day: 38.3 Hours

Environment

Temp: -15 °C

Axial Tilt: 21.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 43,345,913 km

• M1: 18,550 km (0.111 R)
• M2: 177,124 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.22 AU - 1.68 AU

Year: 635 Days

Day: 20.2 Hours

Environment

Temp: -30 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.45 AU - 2.79 AU

Year: 1541 Days

Day: 26.7 Hours

Environment

Temp: -94 °C

Axial Tilt: 28.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 11.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.2

Radius: 14.1

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 9.99 AU - 12.61 AU

Year: 13805 Days

Day: 8.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,345,913 km

• M1: 175,927 km (0.108 R)
• M2: 1,456,485 km (0.112 R)
• M3: 1,904,231 km (0.071 R)
• M4: 2,592,382 km (0.056 R)
• M5: 6,476,541 km (0.118 R)
• M6: 9,158,232 km (0.068 R)
• M7: 10,229,502 km (0.025 R)
• M8: 12,180,558 km (0.101 R)
• M9: 13,359,688 km (0.106 R)
• M10: 14,613,468 km (0.104 R)
• M11: 24,439,804 km (0.12 R)
• M12: 26,679,583 km (0.044 R)
• M13: 28,471,168 km (0.086 R)
• M14: 29,941,116 km (0.091 R)
• M15: 30,442,269 km (0.119 R)
• M16: 36,330,292 km (0.072 R)
• M17: 37,130,341 km (0.09 R)
• M18: 37,825,373 km (0.046 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 257.5

Radius: 8.5

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 9.43 AU - 13.41 AU

Year: 14026 Days

Day: 14.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,345,913 km

• M1: 106,065 km (0.083 R)
• M2: 472,729 km (0.105 R)
• M3: 1,171,202 km (0.11 R)
• M4: 1,535,921 km (0.08 R)
• M5: 3,332,293 km (0.116 R)
• M6: 3,890,442 km (0.103 R)
• M7: 4,798,651 km (0.086 R)
• M8: 10,262,115 km (0.06 R)
• M9: 11,177,205 km (0.088 R)
• M10: 13,404,119 km (0.087 R)
• M11: 15,581,815 km (0.105 R)
• M12: 22,244,755 km (0.079 R)
• M13: 27,608,885 km (0.118 R)
• M14: 32,369,090 km (0.101 R)
• M15: 34,886,223 km (0.068 R)
• M16: 35,677,596 km (0.071 R)
• M17: 40,060,066 km (0.042 R)

Kuiper Belt

Range: 30.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 378 - 16,844 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit