🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.68 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.17 AU - 1.53 AU

Year: 576 Days

Day: 46.9 Hours

Environment

Temp: 4 °C

Axial Tilt: 14.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 2.85 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 3.68 AU - 5.02 AU

Year: 3330 Days

Day: 30 Hours

Environment

Temp: -133 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 4.11 AU - 5.29 AU

Year: 3740 Days

Day: 29.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 25.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 15,477,563 km

• M1: 2,525,960 km (0.061 R)
• M2: 3,529,911 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.7

Radius: 13.8

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 4.21 AU - 5.35 AU

Year: 3836 Days

Day: 6.8 Hours

Environment

Temp: -130 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 15,477,563 km

• M1: 184,753 km (0.087 R)
• M2: 303,384 km (0.072 R)
• M3: 461,210 km (0.085 R)
• M4: 815,907 km (0.081 R)
• M5: 1,016,667 km (0.076 R)
• M6: 1,123,779 km (0.078 R)
• M7: 1,282,503 km (0.099 R)
• M8: 1,409,362 km (0.103 R)
• M9: 1,634,058 km (0.116 R)
• M10: 1,805,198 km (0.074 R)
• M11: 1,926,372 km (0.114 R)
• M12: 2,142,541 km (0.118 R)
• M13: 2,451,610 km (0.03 R)
• M14: 2,611,530 km (0.064 R)
• M15: 3,246,274 km (0.118 R)
• M16: 3,340,969 km (0.029 R)
• M17: 3,985,886 km (0.034 R)
• M18: 4,204,598 km (0.086 R)
• M19: 4,517,556 km (0.039 R)
• M20: 4,715,175 km (0.092 R)
• M21: 4,884,670 km (0.057 R)
• M22: 4,993,727 km (0.044 R)
• M23: 5,150,804 km (0.044 R)
• M24: 5,245,799 km (0.072 R)
• M25: 5,341,392 km (0.027 R)
• M26: 5,599,299 km (0.084 R)
• M27: 5,812,027 km (0.059 R)
• M28: 5,927,516 km (0.116 R)
• M29: 6,363,744 km (0.056 R)
• M30: 6,706,473 km (0.088 R)
• M31: 6,932,515 km (0.075 R)
• M32: 7,125,795 km (0.089 R)
• M33: 7,285,117 km (0.116 R)
• M34: 7,535,544 km (0.113 R)
• M35: 7,788,963 km (0.087 R)
• M36: 7,916,570 km (0.105 R)
• M37: 8,100,276 km (0.094 R)
• M38: 8,415,778 km (0.098 R)
• M39: 8,622,073 km (0.11 R)
• M40: 8,887,161 km (0.104 R)
• M41: 9,639,788 km (0.07 R)
• M42: 9,816,313 km (0.086 R)
• M43: 9,954,542 km (0.054 R)
• M44: 10,192,701 km (0.051 R)
• M45: 10,493,243 km (0.08 R)
• M46: 11,350,290 km (0.11 R)
• M47: 11,829,152 km (0.077 R)
• M48: 12,102,917 km (0.056 R)
• M49: 12,229,925 km (0.11 R)
• M50: 12,357,233 km (0.045 R)
• M51: 12,785,382 km (0.096 R)
• M52: 12,957,868 km (0.031 R)
• M53: 13,305,534 km (0.106 R)
• M54: 13,700,173 km (0.106 R)
• M55: 13,832,567 km (0.104 R)
• M56: 13,965,410 km (0.112 R)
• M57: 14,366,482 km (0.029 R)
• M58: 14,568,439 km (0.118 R)
• M59: 14,816,622 km (0.047 R)
• M60: 14,975,196 km (0.079 R)
• M61: 15,134,517 km (0.057 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 343 - 14,624 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit