🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.4 AU - 1.4 AU

Year: 588 Days

Day: 16 Hours

Environment

Temp: -9 °C

Axial Tilt: 46.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 90,862,582 km

• M1: 38,447 km (0.104 R)
• M2: 707,149 km (0.056 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.47 AU - 1.97 AU

Year: 800 Days

Day: 12.3 Hours

Environment

Temp: -47 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.91 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.16 AU - 5.04 AU

Year: 2945 Days

Day: 19 Hours

Environment

Temp: -125 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,862,582 km

• M1: 42,336 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 12.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431.2

Radius: 11.3

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 10.75 AU - 15.03 AU

Year: 16418 Days

Day: 10 Hours

Environment

Temp: -186 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 90,862,582 km

• M1: 141,220 km (0.094 R)
• M2: 590,014 km (0.062 R)
• M3: 1,189,901 km (0.115 R)
• M4: 1,940,135 km (0.089 R)
• M5: 2,303,807 km (0.083 R)
• M6: 5,442,071 km (0.091 R)
• M7: 6,099,404 km (0.117 R)
• M8: 6,727,566 km (0.086 R)
• M9: 9,220,914 km (0.113 R)
• M10: 9,890,065 km (0.089 R)
• M11: 11,734,607 km (0.111 R)
• M12: 12,644,760 km (0.115 R)
• M13: 13,341,587 km (0.073 R)
• M14: 18,231,343 km (0.064 R)
• M15: 20,209,176 km (0.12 R)
• M16: 23,063,653 km (0.086 R)
• M17: 28,472,813 km (0.033 R)
• M18: 34,063,435 km (0.111 R)
• M19: 46,607,665 km (0.083 R)
• M20: 51,230,539 km (0.12 R)
• M21: 56,999,781 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 647.5

Radius: 4.7

Gravity: 29.31 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 16.1 AU - 19.68 AU

Year: 26844 Days

Day: 16.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 90,862,582 km

• M1: 58,642 km (0.117 R)
• M2: 341,083 km (0.063 R)
• M3: 1,192,295 km (0.056 R)
• M4: 2,073,277 km (0.047 R)
• M5: 2,389,676 km (0.071 R)
• M6: 3,118,368 km (0.12 R)
• M7: 3,351,441 km (0.099 R)
• M8: 3,564,768 km (0.027 R)
• M9: 4,695,279 km (0.119 R)
• M10: 5,654,650 km (0.088 R)
• M11: 8,388,252 km (0.082 R)
• M12: 10,482,024 km (0.119 R)
• M13: 15,665,889 km (0.046 R)
• M14: 21,804,488 km (0.115 R)
• M15: 29,372,644 km (0.08 R)
• M16: 31,606,440 km (0.104 R)
• M17: 36,854,483 km (0.108 R)
• M18: 46,029,021 km (0.107 R)
• M19: 47,427,312 km (0.099 R)
• M20: 60,059,656 km (0.117 R)
• M21: 64,505,106 km (0.091 R)
• M22: 66,254,653 km (0.098 R)
• M23: 82,932,871 km (0.102 R)
• M24: 84,480,311 km (0.087 R)
• M25: 87,632,637 km (0.056 R)

Kuiper Belt

Range: 30.9 - 49.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 477 - 12,917 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit