🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.75 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93.3

Radius: 13.2

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.44 AU - 1.56 AU

Year: 1225 Days

Day: 9.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 23,490,720 km

• M1: 164,258 km (0.107 R)
• M2: 615,296 km (0.12 R)
• M3: 1,075,609 km (0.108 R)
• M4: 3,049,403 km (0.117 R)
• M5: 4,156,726 km (0.108 R)
• M6: 4,624,669 km (0.116 R)
• M7: 5,368,469 km (0.107 R)
• M8: 6,065,595 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.5

Radius: 10.2

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.69 AU - 2.55 AU

Year: 2058 Days

Day: 11 Hours

Environment

Temp: -196 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 23,490,720 km

• M1: 127,009 km (0.057 R)
• M2: 467,344 km (0.106 R)
• M3: 820,844 km (0.102 R)
• M4: 1,276,070 km (0.09 R)
• M5: 2,449,366 km (0.11 R)
• M6: 3,169,081 km (0.046 R)
• M7: 3,665,148 km (0.106 R)
• M8: 3,987,232 km (0.08 R)
• M9: 4,426,302 km (0.051 R)
• M10: 4,792,368 km (0.056 R)
• M11: 5,244,901 km (0.039 R)
• M12: 6,882,699 km (0.104 R)
• M13: 7,347,499 km (0.047 R)
• M14: 8,586,170 km (0.111 R)
• M15: 9,320,995 km (0.055 R)
• M16: 10,341,701 km (0.059 R)
• M17: 11,739,394 km (0.065 R)
• M18: 12,088,256 km (0.053 R)
• M19: 13,936,986 km (0.062 R)
• M20: 14,771,443 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.9

Radius: 13.7

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 3.02 AU - 3.64 AU

Year: 4052 Days

Day: 6 Hours

Environment

Temp: -222 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 23,490,720 km

• M1: 170,392 km (0.1 R)
• M2: 721,810 km (0.09 R)
• M3: 1,193,641 km (0.09 R)
• M4: 1,619,995 km (0.103 R)
• M5: 2,579,366 km (0.066 R)
• M6: 4,134,436 km (0.074 R)
• M7: 4,606,866 km (0.114 R)
• M8: 6,125,883 km (0.091 R)
• M9: 6,647,381 km (0.106 R)
• M10: 8,467,239 km (0.078 R)
• M11: 9,512,929 km (0.073 R)
• M12: 10,088,132 km (0.03 R)
• M13: 11,353,581 km (0.086 R)
• M14: 13,421,622 km (0.092 R)
• M15: 14,896,507 km (0.079 R)
• M16: 17,308,174 km (0.096 R)
• M17: 20,641,514 km (0.061 R)
• M18: 22,603,191 km (0.108 R)
• M19: 24,994,064 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 200.3

Radius: 12

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 3.53 AU - 5.45 AU

Year: 6345 Days

Day: 6.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 23,490,720 km

• M1: 149,299 km (0.106 R)
• M2: 831,166 km (0.044 R)
• M3: 1,829,582 km (0.077 R)
• M4: 2,233,945 km (0.114 R)
• M5: 2,650,725 km (0.096 R)
• M6: 5,041,299 km (0.065 R)
• M7: 6,383,491 km (0.112 R)
• M8: 7,817,087 km (0.092 R)
• M9: 9,007,437 km (0.115 R)
• M10: 10,805,454 km (0.1 R)
• M11: 12,508,028 km (0.1 R)
• M12: 15,786,166 km (0.059 R)
• M13: 18,384,232 km (0.071 R)
• M14: 18,984,718 km (0.098 R)
• M15: 19,474,501 km (0.107 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 260 - 10,606 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit