🌌 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: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.64 AU - 0.7 AU

Year: 193 Days

Day: 45.9 Hours

Environment

Temp: 224 °C

Axial Tilt: 15.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 46,760,990 km

• M1: 43,832 km (0.075 R)

Planet 2 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.7

Radius: 9.4

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 6.11 AU - 8.93 AU

Year: 7248 Days

Day: 12.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 46,760,990 km

• M1: 117,135 km (0.061 R)
• M2: 1,370,316 km (0.117 R)
• M3: 2,400,148 km (0.063 R)
• M4: 3,397,667 km (0.056 R)
• M5: 4,035,253 km (0.094 R)
• M6: 4,551,814 km (0.113 R)
• M7: 7,752,311 km (0.104 R)
• M8: 11,972,617 km (0.045 R)
• M9: 15,361,457 km (0.117 R)
• M10: 22,346,631 km (0.105 R)
• M11: 22,779,268 km (0.088 R)
• M12: 27,171,760 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557.3

Radius: 8.4

Gravity: 7.9 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 7.6 AU - 8.06 AU

Year: 7701 Days

Day: 8.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 46,760,990 km

• M1: 106,663 km (0.036 R)
• M2: 373,995 km (0.043 R)
• M3: 834,158 km (0.08 R)
• M4: 1,096,552 km (0.042 R)
• M5: 1,739,524 km (0.079 R)
• M6: 3,475,308 km (0.096 R)
• M7: 3,922,606 km (0.107 R)
• M8: 6,341,753 km (0.091 R)
• M9: 9,568,130 km (0.12 R)
• M10: 12,581,331 km (0.059 R)
• M11: 13,465,604 km (0.116 R)
• M12: 16,561,232 km (0.115 R)
• M13: 17,420,373 km (0.05 R)
• M14: 19,370,979 km (0.114 R)
• M15: 27,434,006 km (0.099 R)
• M16: 28,823,471 km (0.101 R)
• M17: 30,748,047 km (0.107 R)
• M18: 33,688,692 km (0.091 R)
• M19: 36,040,969 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501.2

Radius: 10.7

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 9.76 AU - 10.42 AU

Year: 11265 Days

Day: 14.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 46,760,990 km

• M1: 142,716 km (0.12 R)
• M2: 650,152 km (0.118 R)
• M3: 2,201,632 km (0.119 R)
• M4: 2,856,721 km (0.071 R)
• M5: 3,892,237 km (0.052 R)
• M6: 4,382,021 km (0.076 R)
• M7: 5,005,096 km (0.114 R)
• M8: 6,765,265 km (0.085 R)
• M9: 7,273,149 km (0.087 R)
• M10: 7,639,664 km (0.081 R)
• M11: 9,325,183 km (0.105 R)
• M12: 11,516,792 km (0.076 R)
• M13: 12,015,701 km (0.093 R)
• M14: 13,969,449 km (0.093 R)
• M15: 14,989,258 km (0.027 R)
• M16: 20,520,938 km (0.117 R)
• M17: 22,602,593 km (0.104 R)
• M18: 23,827,949 km (0.108 R)
• M19: 26,794,325 km (0.119 R)
• M20: 28,266,069 km (0.07 R)
• M21: 31,908,627 km (0.095 R)
• M22: 32,563,118 km (0.06 R)
• M23: 38,491,831 km (0.081 R)
• M24: 40,363,749 km (0.104 R)
• M25: 40,872,981 km (0.101 R)
• M26: 42,034,459 km (0.036 R)
• M27: 42,426,405 km (0.042 R)
• M28: 46,203,751 km (0.081 R)

Kuiper Belt

Range: 31.2 - 48.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 460 - 17,745 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit