🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.51 AU - 0.85 AU

Year: 209 Days

Day: 40.7 Hours

Environment

Temp: 163 °C

Axial Tilt: 12.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 67,305,102 km

• M1: 76,594 km (0.06 R)
• M2: 324,328 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.46 AU - 2.06 AU

Year: 870 Days

Day: 37.9 Hours

Environment

Temp: -62 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,305,102 km

• M1: 25,581 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.4

Radius: 14

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 7.64 AU - 7.74 AU

Year: 7950 Days

Day: 12.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 67,305,102 km

• M1: 174,282 km (0.051 R)
• M2: 638,633 km (0.109 R)
• M3: 1,095,655 km (0.065 R)
• M4: 1,609,523 km (0.112 R)
• M5: 2,387,133 km (0.111 R)
• M6: 3,317,034 km (0.11 R)
• M7: 5,667,665 km (0.052 R)
• M8: 6,253,490 km (0.032 R)
• M9: 6,736,841 km (0.111 R)
• M10: 7,432,920 km (0.108 R)
• M11: 7,976,110 km (0.099 R)
• M12: 9,230,039 km (0.06 R)
• M13: 12,232,767 km (0.115 R)
• M14: 16,089,550 km (0.086 R)
• M15: 17,741,709 km (0.117 R)
• M16: 19,504,122 km (0.113 R)
• M17: 22,885,632 km (0.085 R)
• M18: 25,144,111 km (0.1 R)
• M19: 28,475,356 km (0.059 R)
• M20: 29,232,471 km (0.05 R)
• M21: 31,084,642 km (0.097 R)
• M22: 32,601,266 km (0.11 R)
• M23: 33,955,126 km (0.077 R)
• M24: 36,000,877 km (0.047 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 693.7

Radius: 4.9

Gravity: 28.89 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 10.21 AU - 14.85 AU

Year: 16534 Days

Day: 19.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 67,305,102 km

• M1: 78,539 km (0.084 R)
• M2: 287,826 km (0.066 R)
• M3: 1,149,959 km (0.119 R)
• M4: 2,122,943 km (0.097 R)
• M5: 3,250,911 km (0.102 R)
• M6: 4,205,196 km (0.073 R)
• M7: 8,721,107 km (0.099 R)
• M8: 8,928,599 km (0.078 R)
• M9: 9,847,130 km (0.065 R)
• M10: 11,556,585 km (0.103 R)
• M11: 15,099,960 km (0.113 R)
• M12: 16,636,031 km (0.091 R)
• M13: 19,569,645 km (0.041 R)
• M14: 33,721,155 km (0.057 R)
• M15: 37,545,625 km (0.103 R)
• M16: 38,649,358 km (0.087 R)
• M17: 39,068,830 km (0.05 R)
• M18: 44,955,058 km (0.114 R)
• M19: 46,513,718 km (0.088 R)
• M20: 52,082,349 km (0.09 R)
• M21: 52,765,413 km (0.076 R)
• M22: 59,740,414 km (0.084 R)
• M23: 59,926,813 km (0.071 R)
• M24: 65,110,379 km (0.046 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: 552 - 16,047 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit