🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.44 AU - 0.68 AU

Year: 271 Days

Day: 30.4 Hours

Environment

Temp: -113 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,413,071 km

• M1: 151,991 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74.7

Radius: 8.7

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.58 AU - 0.92 AU

Year: 419 Days

Day: 9.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 53,413,071 km

• M1: 108,159 km (0.112 R)
• M2: 420,669 km (0.097 R)
• M3: 728,990 km (0.082 R)
• M4: 1,066,932 km (0.117 R)
• M5: 1,468,154 km (0.104 R)
• M6: 1,791,734 km (0.08 R)
• M7: 2,122,943 km (0.117 R)
• M8: 2,407,030 km (0.092 R)

Planet 3 - Ice Giant

Semi-Major Axis: 9.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 303.7

Radius: 4.2

Gravity: 17.22 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 8.73 AU - 9.43 AU

Year: 17666 Days

Day: 16.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 53,413,071 km

• M1: 52,509 km (0.12 R)
• M2: 195,524 km (0.109 R)
• M3: 343,178 km (0.099 R)
• M4: 553,512 km (0.088 R)
• M5: 718,519 km (0.115 R)
• M6: 979,268 km (0.099 R)
• M7: 1,198,728 km (0.113 R)
• M8: 1,436,140 km (0.061 R)
• M9: 1,935,198 km (0.052 R)
• M10: 2,668,377 km (0.081 R)
• M11: 2,799,126 km (0.07 R)
• M12: 3,441,798 km (0.107 R)
• M13: 3,783,929 km (0.109 R)
• M14: 4,324,426 km (0.06 R)
• M15: 6,446,023 km (0.115 R)
• M16: 8,177,618 km (0.07 R)
• M17: 9,423,319 km (0.119 R)
• M18: 9,676,439 km (0.069 R)
• M19: 12,464,345 km (0.081 R)
• M20: 15,886,546 km (0.113 R)
• M21: 22,654,054 km (0.115 R)
• M22: 23,661,746 km (0.077 R)
• M23: 23,941,793 km (0.117 R)
• M24: 25,963,608 km (0.107 R)
• M25: 28,410,431 km (0.059 R)
• M26: 33,170,635 km (0.087 R)
• M27: 41,739,302 km (0.095 R)
• M28: 45,947,041 km (0.094 R)
• M29: 51,828,182 km (0.118 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 260 - 12,749 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit