🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796.1

Radius: 14.1

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.67 AU - 0.79 AU

Year: 416 Days

Day: 9.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 25,485,430 km

• M1: 175,329 km (0.105 R)
• M2: 635,941 km (0.105 R)
• M3: 1,095,206 km (0.086 R)
• M4: 1,548,488 km (0.075 R)
• M5: 2,014,335 km (0.087 R)
• M6: 2,846,698 km (0.115 R)
• M7: 3,450,026 km (0.096 R)
• M8: 4,178,568 km (0.119 R)
• M9: 4,646,061 km (0.096 R)
• M10: 5,437,883 km (0.083 R)
• M11: 5,927,217 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 496.8

Radius: 11.2

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1 AU - 1.32 AU

Year: 833 Days

Day: 6 Hours

Environment

Temp: -184 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 25,485,430 km

• M1: 139,575 km (0.081 R)
• M2: 509,830 km (0.099 R)
• M3: 956,529 km (0.037 R)
• M4: 1,341,594 km (0.085 R)
• M5: 1,823,299 km (0.108 R)
• M6: 2,316,373 km (0.092 R)
• M7: 2,850,288 km (0.095 R)
• M8: 3,573,594 km (0.108 R)
• M9: 4,151,191 km (0.113 R)
• M10: 4,706,947 km (0.097 R)
• M11: 5,420,529 km (0.103 R)
• M12: 6,046,148 km (0.077 R)
• M13: 7,041,422 km (0.114 R)
• M14: 7,670,481 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.6

Radius: 14.4

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.98 AU - 1.4 AU

Year: 866 Days

Day: 12.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 25,485,430 km

• M1: 179,218 km (0.065 R)
• M2: 784,192 km (0.1 R)
• M3: 1,807,142 km (0.091 R)
• M4: 3,077,079 km (0.114 R)
• M5: 3,651,834 km (0.111 R)
• M6: 4,199,362 km (0.101 R)
• M7: 4,925,510 km (0.111 R)
• M8: 5,511,335 km (0.12 R)
• M9: 6,034,928 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.8

Radius: 10.6

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 3.37 AU - 3.47 AU

Year: 4218 Days

Day: 11.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 25,485,430 km

• M1: 131,796 km (0.059 R)
• M2: 500,106 km (0.114 R)
• M3: 1,018,313 km (0.106 R)
• M4: 1,523,056 km (0.114 R)
• M5: 1,943,875 km (0.107 R)
• M6: 2,730,610 km (0.118 R)
• M7: 3,717,357 km (0.112 R)
• M8: 4,213,424 km (0.088 R)
• M9: 4,876,741 km (0.059 R)
• M10: 5,690,703 km (0.103 R)
• M11: 7,062,515 km (0.118 R)
• M12: 7,791,506 km (0.067 R)
• M13: 9,399,234 km (0.104 R)
• M14: 9,873,759 km (0.041 R)
• M15: 10,870,679 km (0.099 R)
• M16: 14,681,086 km (0.081 R)
• M17: 15,051,939 km (0.043 R)
• M18: 18,676,247 km (0.052 R)
• M19: 20,657,072 km (0.095 R)
• M20: 21,056,050 km (0.101 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 405 - 18,361 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit