🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.61 AU - 0.67 AU

Year: 331 Days

Day: 37.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982

Radius: 9.9

Gravity: 10.02 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.77 AU - 0.83 AU

Year: 462 Days

Day: 11.8 Hours

Environment

Temp: -136 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 13,873,472 km

• M1: 123,119 km (0.072 R)
• M2: 522,396 km (0.065 R)
• M3: 1,272,928 km (0.101 R)
• M4: 1,674,748 km (0.105 R)
• M5: 2,115,314 km (0.09 R)
• M6: 2,961,140 km (0.036 R)
• M7: 3,417,264 km (0.117 R)
• M8: 4,203,700 km (0.031 R)
• M9: 4,861,332 km (0.07 R)
• M10: 5,533,326 km (0.028 R)
• M11: 6,323,502 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.3

Radius: 9

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.06 AU - 1.36 AU

Year: 859 Days

Day: 11.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 13,873,472 km

• M1: 112,049 km (0.068 R)
• M2: 528,529 km (0.072 R)
• M3: 1,585,737 km (0.074 R)
• M4: 1,917,097 km (0.103 R)
• M5: 2,497,387 km (0.081 R)
• M6: 3,640,614 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 379.3

Radius: 9.7

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.65 AU - 2.73 AU

Year: 2093 Days

Day: 9.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 13,873,472 km

• M1: 126,261 km (0.111 R)
• M2: 605,871 km (0.092 R)
• M3: 949,049 km (0.088 R)
• M4: 1,252,733 km (0.105 R)
• M5: 1,738,626 km (0.098 R)
• M6: 2,156,603 km (0.12 R)
• M7: 3,319,726 km (0.114 R)
• M8: 3,811,006 km (0.104 R)
• M9: 4,183,355 km (0.084 R)
• M10: 4,717,569 km (0.104 R)
• M11: 5,232,485 km (0.056 R)
• M12: 6,748,061 km (0.072 R)
• M13: 7,214,956 km (0.078 R)
• M14: 7,620,516 km (0.115 R)
• M15: 8,041,334 km (0.106 R)
• M16: 9,460,869 km (0.102 R)
• M17: 10,760,126 km (0.067 R)
• M18: 11,326,204 km (0.12 R)
• M19: 12,479,305 km (0.072 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 214 - 19,385 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit