🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.54 AU - 0.56 AU

Year: 259 Days

Day: 13.7 Hours

Environment

Temp: -132 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 360.5

Radius: 8.5

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.74 AU - 1.12 AU

Year: 570 Days

Day: 10.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 74,302,862 km

• M1: 105,766 km (0.093 R)
• M2: 400,174 km (0.103 R)
• M3: 708,795 km (0.068 R)
• M4: 1,131,558 km (0.056 R)
• M5: 1,427,612 km (0.109 R)
• M6: 1,701,676 km (0.119 R)
• M7: 2,313,082 km (0.081 R)
• M8: 2,786,560 km (0.094 R)
• M9: 3,063,316 km (0.094 R)
• M10: 3,598,577 km (0.116 R)
• M11: 4,750,181 km (0.077 R)
• M12: 5,022,749 km (0.093 R)

Planet 3 - Ice Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 561.1

Radius: 6

Gravity: 15.59 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 8.81 AU - 11.99 AU

Year: 21325 Days

Day: 17.3 Hours

Environment

Temp: -239 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 74,302,862 km

• M1: 75,996 km (0.085 R)
• M2: 310,416 km (0.101 R)
• M3: 864,975 km (0.107 R)
• M4: 1,440,328 km (0.056 R)
• M5: 1,686,716 km (0.106 R)
• M6: 2,394,613 km (0.099 R)
• M7: 3,537,840 km (0.08 R)
• M8: 3,804,124 km (0.07 R)
• M9: 4,545,830 km (0.105 R)
• M10: 8,701,061 km (0.081 R)
• M11: 10,632,669 km (0.031 R)
• M12: 11,827,956 km (0.097 R)
• M13: 13,040,596 km (0.109 R)
• M14: 15,789,457 km (0.041 R)
• M15: 16,593,695 km (0.053 R)
• M16: 18,283,852 km (0.101 R)
• M17: 19,170,518 km (0.106 R)
• M18: 20,743,091 km (0.105 R)
• M19: 23,620,905 km (0.105 R)
• M20: 25,317,345 km (0.106 R)
• M21: 25,753,722 km (0.055 R)
• M22: 25,973,930 km (0.087 R)
• M23: 26,641,735 km (0.116 R)
• M24: 26,866,880 km (0.049 R)
• M25: 28,127,990 km (0.069 R)
• M26: 30,031,922 km (0.074 R)
• M27: 33,830,362 km (0.069 R)
• M28: 35,981,579 km (0.113 R)
• M29: 43,444,418 km (0.1 R)
• M30: 46,959,370 km (0.08 R)
• M31: 47,783,804 km (0.112 R)
• M32: 49,461,544 km (0.117 R)
• M33: 50,143,561 km (0.101 R)
• M34: 51,352,012 km (0.057 R)
• M35: 53,647,741 km (0.119 R)
• M36: 57,124,545 km (0.091 R)
• M37: 59,204,704 km (0.074 R)
• M38: 63,917,186 km (0.088 R)
• M39: 69,298,072 km (0.098 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 275 - 18,940 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit