🌌 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 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.7

Radius: 9.4

Gravity: 8.63 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.46 AU - 0.66 AU

Year: 284 Days

Day: 7.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 8,795,882 km

• M1: 116,986 km (0.044 R)
• M2: 493,224 km (0.066 R)
• M3: 792,121 km (0.046 R)
• M4: 1,321,548 km (0.094 R)
• M5: 1,670,559 km (0.115 R)
• M6: 2,818,873 km (0.053 R)
• M7: 3,222,039 km (0.052 R)
• M8: 3,698,059 km (0.107 R)
• M9: 4,440,214 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.1

Radius: 15

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.09 AU - 1.23 AU

Year: 847 Days

Day: 9.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 8,795,882 km

• M1: 186,549 km (0.061 R)
• M2: 691,591 km (0.073 R)
• M3: 1,410,259 km (0.076 R)
• M4: 2,056,821 km (0.089 R)
• M5: 2,569,343 km (0.105 R)
• M6: 3,820,580 km (0.107 R)
• M7: 5,627,573 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.7

Radius: 10.6

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.11 AU - 1.85 AU

Year: 1221 Days

Day: 6.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 8,795,882 km

• M1: 131,796 km (0.119 R)
• M2: 462,706 km (0.083 R)
• M3: 1,227,899 km (0.049 R)
• M4: 2,019,122 km (0.091 R)
• M5: 3,155,767 km (0.069 R)
• M6: 6,110,624 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.6

Radius: 11.6

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.47 AU - 1.81 AU

Year: 1424 Days

Day: 9.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 8,795,882 km

• M1: 146,008 km (0.092 R)
• M2: 531,372 km (0.103 R)
• M3: 1,019,809 km (0.116 R)
• M4: 1,583,643 km (0.108 R)
• M5: 1,957,488 km (0.096 R)
• M6: 2,391,023 km (0.076 R)
• M7: 2,912,970 km (0.103 R)
• M8: 3,373,432 km (0.082 R)
• M9: 4,002,341 km (0.106 R)
• M10: 4,708,144 km (0.106 R)
• M11: 5,163,071 km (0.095 R)
• M12: 6,750,155 km (0.094 R)
• M13: 7,822,622 km (0.066 R)
• M14: 8,437,619 km (0.114 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 471 - 17,759 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit