🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.5 AU - 0.7 AU

Year: 165 Days

Day: 19.9 Hours

Environment

Temp: 172 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.57 AU - 3.89 AU

Year: 2059 Days

Day: 22.3 Hours

Environment

Temp: -102 °C

Axial Tilt: 143.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.07 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 913.8

Radius: 14.1

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 6.2 AU - 7.6 AU

Year: 6430 Days

Day: 13.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 52,061,013 km

• M1: 178,919 km (0.089 R)
• M2: 1,149,660 km (0.109 R)
• M3: 2,717,745 km (0.083 R)
• M4: 3,486,229 km (0.049 R)
• M5: 4,342,976 km (0.114 R)
• M6: 4,921,770 km (0.094 R)
• M7: 5,709,702 km (0.093 R)
• M8: 6,440,787 km (0.068 R)
• M9: 7,196,256 km (0.063 R)
• M10: 9,502,008 km (0.059 R)
• M11: 10,578,963 km (0.117 R)
• M12: 11,021,922 km (0.083 R)
• M13: 11,735,803 km (0.093 R)
• M14: 12,534,656 km (0.086 R)
• M15: 15,212,159 km (0.104 R)
• M16: 17,971,791 km (0.117 R)
• M17: 18,532,932 km (0.113 R)
• M18: 20,818,937 km (0.118 R)
• M19: 23,870,734 km (0.112 R)
• M20: 28,325,310 km (0.077 R)
• M21: 29,182,057 km (0.095 R)
• M22: 31,248,452 km (0.112 R)
• M23: 32,060,918 km (0.11 R)
• M24: 33,305,722 km (0.1 R)
• M25: 34,260,306 km (0.062 R)

Planet 4 - Gas Giant

Semi-Major Axis: 12.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.2

Radius: 10.5

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 11.46 AU - 13.86 AU

Year: 15980 Days

Day: 12.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 52,061,013 km

• M1: 130,599 km (0.096 R)
• M2: 887,115 km (0.073 R)
• M3: 1,340,397 km (0.101 R)
• M4: 2,312,783 km (0.077 R)
• M5: 2,827,998 km (0.112 R)
• M6: 4,023,435 km (0.097 R)
• M7: 6,453,353 km (0.063 R)
• M8: 6,857,417 km (0.059 R)
• M9: 7,245,474 km (0.109 R)
• M10: 8,172,382 km (0.034 R)
• M11: 15,081,709 km (0.105 R)
• M12: 24,740,945 km (0.097 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 314.5

Radius: 7.5

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 11.2 AU - 14.88 AU

Year: 16705 Days

Day: 17.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 52,061,013 km

• M1: 93,349 km (0.097 R)
• M2: 348,563 km (0.058 R)
• M3: 624,272 km (0.099 R)
• M4: 1,082,490 km (0.093 R)
• M5: 1,702,125 km (0.07 R)
• M6: 2,967,423 km (0.097 R)
• M7: 3,419,209 km (0.074 R)
• M8: 5,217,824 km (0.104 R)
• M9: 6,472,950 km (0.117 R)
• M10: 8,786,631 km (0.085 R)
• M11: 11,947,036 km (0.104 R)
• M12: 14,630,073 km (0.088 R)
• M13: 15,583,760 km (0.116 R)
• M14: 22,017,216 km (0.075 R)
• M15: 28,851,595 km (0.107 R)
• M16: 31,448,016 km (0.113 R)
• M17: 34,432,344 km (0.108 R)
• M18: 35,628,678 km (0.08 R)
• M19: 40,691,967 km (0.073 R)
• M20: 42,708,098 km (0.028 R)

Kuiper Belt

Range: 30.9 - 48.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 468 - 12,088 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit