🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.66 AU - 0.88 AU

Year: 244 Days

Day: 12.8 Hours

Environment

Temp: 99 °C

Axial Tilt: 3.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 69,042,222 km

• M1: 50,564 km (0.054 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.07 AU - 1.49 AU

Year: 524 Days

Day: 34.6 Hours

Environment

Temp: 8 °C

Axial Tilt: 28.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.34 AU - 4.62 AU

Year: 2872 Days

Day: 18.9 Hours

Environment

Temp: -115 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273.1

Radius: 14

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 7.02 AU - 10.82 AU

Year: 9635 Days

Day: 9.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 69,042,222 km

• M1: 184,903 km (0.094 R)
• M2: 789,877 km (0.117 R)
• M3: 1,275,172 km (0.078 R)
• M4: 1,758,373 km (0.106 R)
• M5: 2,465,523 km (0.076 R)
• M6: 3,232,212 km (0.036 R)
• M7: 3,774,504 km (0.03 R)
• M8: 5,185,511 km (0.072 R)
• M9: 6,059,312 km (0.105 R)
• M10: 7,423,046 km (0.036 R)
• M11: 8,573,604 km (0.11 R)
• M12: 9,234,377 km (0.101 R)
• M13: 10,152,759 km (0.075 R)
• M14: 14,851,478 km (0.115 R)
• M15: 15,323,609 km (0.112 R)
• M16: 17,313,410 km (0.103 R)
• M17: 21,275,959 km (0.072 R)
• M18: 22,643,583 km (0.114 R)
• M19: 23,587,246 km (0.119 R)
• M20: 27,273,337 km (0.117 R)
• M21: 28,977,856 km (0.107 R)
• M22: 30,278,459 km (0.049 R)
• M23: 32,598,124 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 451

Radius: 7.3

Gravity: 8.46 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 12.73 AU - 17.55 AU

Year: 21305 Days

Day: 21.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 69,042,222 km

• M1: 90,806 km (0.091 R)
• M2: 368,011 km (0.091 R)
• M3: 650,751 km (0.089 R)
• M4: 1,008,738 km (0.071 R)
• M5: 1,302,698 km (0.053 R)
• M6: 2,435,902 km (0.114 R)
• M7: 3,361,763 km (0.062 R)
• M8: 3,874,286 km (0.118 R)
• M9: 6,802,215 km (0.068 R)
• M10: 7,433,817 km (0.102 R)
• M11: 7,716,258 km (0.047 R)
• M12: 9,674,494 km (0.09 R)
• M13: 9,954,691 km (0.113 R)
• M14: 10,708,664 km (0.034 R)
• M15: 10,948,171 km (0.105 R)
• M16: 11,191,267 km (0.108 R)
• M17: 12,461,054 km (0.103 R)
• M18: 12,860,181 km (0.092 R)
• M19: 15,359,812 km (0.065 R)
• M20: 16,051,403 km (0.062 R)
• M21: 21,015,060 km (0.117 R)
• M22: 26,804,049 km (0.105 R)
• M23: 28,258,739 km (0.095 R)
• M24: 28,601,766 km (0.093 R)
• M25: 39,232,042 km (0.118 R)
• M26: 42,885,521 km (0.037 R)
• M27: 47,239,567 km (0.099 R)
• M28: 49,192,567 km (0.092 R)
• M29: 52,050,634 km (0.08 R)
• M30: 57,727,126 km (0.116 R)

Kuiper Belt

Range: 30.3 - 47.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 522 - 11,463 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit