🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.95 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.84 AU - 1.94 AU

Year: 917 Days

Day: 14.1 Hours

Environment

Temp: -45 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,110,260 km

• M1: 59,540 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.66 AU - 2.54 AU

Year: 1075 Days

Day: 24.1 Hours

Environment

Temp: -52 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.59 AU - 2.87 AU

Year: 1593 Days

Day: 39.7 Hours

Environment

Temp: -89 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.48 AU - 4.9 AU

Year: 3028 Days

Day: 37.9 Hours

Environment

Temp: -128 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.18 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 14.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 234.6

Radius: 5

Gravity: 9.38 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 12.16 AU - 16.16 AU

Year: 18815 Days

Day: 23.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,110,260 km

• M1: 885,470 km (0.106 R)
• M2: 1,734,587 km (0.099 R)
• M3: 2,003,265 km (0.117 R)
• M4: 3,101,313 km (0.112 R)
• M5: 5,355,005 km (0.076 R)
• M6: 5,520,760 km (0.111 R)
• M7: 10,262,115 km (0.077 R)
• M8: 11,100,012 km (0.092 R)
• M9: 12,519,696 km (0.11 R)
• M10: 13,339,792 km (0.109 R)
• M11: 23,805,808 km (0.102 R)
• M12: 24,648,792 km (0.098 R)
• M13: 34,891,011 km (0.063 R)
• M14: 38,434,535 km (0.115 R)
• M15: 43,551,531 km (0.119 R)
• M16: 44,213,651 km (0.104 R)
• M17: 46,716,872 km (0.12 R)

Kuiper Belt

Range: 31.1 - 61.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 407 - 17,378 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit