🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.67 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.27 AU - 1.39 AU

Year: 555 Days

Day: 28.1 Hours

Environment

Temp: 6 °C

Axial Tilt: 45 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 2.73 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 3.31 AU - 4.93 AU

Year: 3024 Days

Day: 23.1 Hours

Environment

Temp: -114 °C

Axial Tilt: 44.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 4.13 AU - 5.11 AU

Year: 3591 Days

Day: 30.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,447,410 km

• M1: 98,435 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.2

Radius: 8.6

Gravity: 8.43 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 4.18 AU - 5.84 AU

Year: 4056 Days

Day: 7.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 25,447,410 km

• M1: 116,387 km (0.083 R)
• M2: 415,284 km (0.116 R)
• M3: 777,610 km (0.073 R)
• M4: 1,308,981 km (0.111 R)
• M5: 1,692,550 km (0.044 R)
• M6: 2,446,972 km (0.109 R)
• M7: 2,737,940 km (0.099 R)
• M8: 3,051,946 km (0.11 R)
• M9: 4,141,617 km (0.118 R)
• M10: 4,750,630 km (0.085 R)
• M11: 6,595,321 km (0.109 R)
• M12: 7,130,583 km (0.061 R)
• M13: 7,592,690 km (0.109 R)
• M14: 8,761,498 km (0.105 R)
• M15: 10,251,194 km (0.026 R)
• M16: 10,926,329 km (0.084 R)
• M17: 11,994,159 km (0.096 R)
• M18: 12,506,083 km (0.108 R)
• M19: 12,984,198 km (0.116 R)
• M20: 15,019,327 km (0.034 R)
• M21: 15,669,180 km (0.078 R)
• M22: 16,507,676 km (0.091 R)
• M23: 18,765,557 km (0.086 R)
• M24: 19,392,222 km (0.104 R)
• M25: 21,020,296 km (0.116 R)
• M26: 21,559,896 km (0.083 R)
• M27: 24,030,205 km (0.103 R)

Kuiper Belt

Range: 30.3 - 54.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 363 - 15,342 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit