🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.78 AU - 1 AU

Year: 313 Days

Day: 27.4 Hours

Environment

Temp: 40 °C

Axial Tilt: 16.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.27 AU - 1.35 AU

Year: 559 Days

Day: 26 Hours

Environment

Temp: -38 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.24 AU - 1.76 AU

Year: 685 Days

Day: 25.4 Hours

Environment

Temp: -43 °C

Axial Tilt: 21.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,414,978 km

• M1: 332,107 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.93 AU - 2.63 AU

Year: 1283 Days

Day: 12.6 Hours

Environment

Temp: -87 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.7

Radius: 11.4

Gravity: 6.55 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 4.45 AU - 6.13 AU

Year: 4536 Days

Day: 12 Hours

Environment

Temp: -149 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 30,414,978 km

• M1: 141,819 km (0.106 R)
• M2: 587,022 km (0.1 R)
• M3: 1,061,247 km (0.094 R)
• M4: 1,687,614 km (0.063 R)
• M5: 2,321,161 km (0.077 R)
• M6: 2,791,496 km (0.066 R)
• M7: 3,205,284 km (0.067 R)
• M8: 4,300,939 km (0.1 R)
• M9: 5,233,682 km (0.11 R)
• M10: 6,390,971 km (0.105 R)
• M11: 6,746,415 km (0.101 R)
• M12: 7,929,884 km (0.111 R)
• M13: 11,726,079 km (0.095 R)
• M14: 12,260,593 km (0.081 R)
• M15: 14,179,036 km (0.093 R)
• M16: 14,563,353 km (0.104 R)
• M17: 17,326,725 km (0.064 R)
• M18: 17,956,980 km (0.109 R)
• M19: 19,803,018 km (0.102 R)
• M20: 20,492,066 km (0.054 R)
• M21: 21,991,037 km (0.08 R)
• M22: 23,030,143 km (0.111 R)
• M23: 25,689,545 km (0.084 R)
• M24: 26,179,328 km (0.087 R)
• M25: 27,515,686 km (0.026 R)
• M26: 28,460,546 km (0.076 R)
• M27: 29,249,675 km (0.071 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 316 - 14,370 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit