🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.4

Radius: 11

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.41 AU - 0.67 AU

Year: 265 Days

Day: 12 Hours

Environment

Temp: -137 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 24,575,043 km

• M1: 136,732 km (0.047 R)
• M2: 809,923 km (0.113 R)
• M3: 1,384,229 km (0.066 R)
• M4: 1,880,744 km (0.084 R)
• M5: 3,511,511 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 170.3

Radius: 14.9

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.7 AU - 0.74 AU

Year: 407 Days

Day: 8.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 24,575,043 km

• M1: 192,233 km (0.114 R)
• M2: 677,678 km (0.104 R)
• M3: 1,162,375 km (0.089 R)
• M4: 2,344,797 km (0.051 R)
• M5: 3,244,628 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.4

Radius: 12.4

Gravity: 6.31 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.8 AU - 1.28 AU

Year: 707 Days

Day: 11.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 24,575,043 km

• M1: 154,235 km (0.095 R)
• M2: 559,197 km (0.036 R)
• M3: 1,100,143 km (0.117 R)
• M4: 1,652,159 km (0.069 R)
• M5: 2,070,734 km (0.069 R)
• M6: 3,518,991 km (0.117 R)
• M7: 4,143,711 km (0.076 R)
• M8: 4,858,939 km (0.108 R)
• M9: 5,311,622 km (0.087 R)
• M10: 5,992,891 km (0.063 R)
• M11: 8,113,441 km (0.095 R)
• M12: 8,570,462 km (0.074 R)
• M13: 9,098,542 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 792.4

Radius: 9.5

Gravity: 8.78 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.85 AU - 3.09 AU

Year: 3413 Days

Day: 10.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 24,575,043 km

• M1: 118,182 km (0.092 R)
• M2: 419,622 km (0.107 R)
• M3: 1,767,050 km (0.12 R)
• M4: 2,076,269 km (0.119 R)
• M5: 2,689,919 km (0.105 R)
• M6: 4,321,733 km (0.051 R)
• M7: 5,453,890 km (0.089 R)
• M8: 6,409,970 km (0.059 R)
• M9: 6,896,761 km (0.07 R)
• M10: 7,440,998 km (0.116 R)
• M11: 7,808,111 km (0.094 R)
• M12: 9,322,939 km (0.057 R)
• M13: 10,435,947 km (0.089 R)
• M14: 11,067,400 km (0.089 R)
• M15: 13,357,743 km (0.088 R)
• M16: 14,001,463 km (0.115 R)
• M17: 17,947,257 km (0.066 R)
• M18: 20,302,226 km (0.051 R)
• M19: 23,848,593 km (0.103 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 288 - 15,051 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit