🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.5 AU - 0.68 AU

Year: 172 Days

Day: 22.5 Hours

Environment

Temp: 139 °C

Axial Tilt: 13 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 86,655,698 km

• M1: 41,289 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.57 AU - 0.81 AU

Year: 217 Days

Day: 16.4 Hours

Environment

Temp: 102 °C

Axial Tilt: 25.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 86,655,698 km

• M1: 145,708 km (0.038 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.67 AU - 0.87 AU

Year: 256 Days

Day: 44.7 Hours

Environment

Temp: 99 °C

Axial Tilt: 37 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 86,655,698 km

• M1: 204,051 km (0.11 R)

Asteroid Belt

Center: 9.42 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 18.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 478.2

Radius: 6.7

Gravity: 10.65 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 17.18 AU - 18.96 AU

Year: 29093 Days

Day: 24.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 86,655,698 km

• M1: 83,326 km (0.108 R)
• M2: 640,428 km (0.041 R)
• M3: 943,663 km (0.109 R)
• M4: 1,749,697 km (0.076 R)
• M5: 2,374,268 km (0.044 R)
• M6: 2,867,342 km (0.114 R)
• M7: 3,576,885 km (0.077 R)
• M8: 4,055,449 km (0.074 R)
• M9: 5,140,033 km (0.073 R)
• M10: 5,963,121 km (0.048 R)
• M11: 6,270,993 km (0.07 R)
• M12: 9,361,386 km (0.102 R)
• M13: 11,977,404 km (0.064 R)
• M14: 12,397,026 km (0.112 R)
• M15: 12,610,652 km (0.111 R)
• M16: 16,370,345 km (0.113 R)
• M17: 18,136,049 km (0.095 R)
• M18: 23,422,090 km (0.093 R)
• M19: 24,411,081 km (0.106 R)
• M20: 24,634,730 km (0.089 R)
• M21: 24,972,522 km (0.032 R)
• M22: 25,888,660 km (0.113 R)
• M23: 30,289,679 km (0.029 R)
• M24: 41,008,666 km (0.076 R)
• M25: 43,911,613 km (0.112 R)
• M26: 44,408,427 km (0.078 R)
• M27: 49,584,214 km (0.093 R)
• M28: 54,764,938 km (0.084 R)
• M29: 58,478,705 km (0.092 R)
• M30: 64,039,856 km (0.044 R)
• M31: 65,106,938 km (0.085 R)
• M32: 67,936,731 km (0.109 R)
• M33: 71,302,684 km (0.061 R)
• M34: 74,542,973 km (0.061 R)
• M35: 75,723,600 km (0.12 R)
• M36: 82,566,356 km (0.114 R)
• M37: 83,070,351 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: 423 - 15,584 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit