🌌 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: 780.2

Radius: 9.6

Gravity: 8.47 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.42 AU - 0.66 AU

Year: 265 Days

Day: 9.4 Hours

Environment

Temp: -143 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 30,853,169 km

• M1: 119,379 km (0.092 R)
• M2: 442,211 km (0.114 R)
• M3: 831,315 km (0.118 R)
• M4: 1,165,367 km (0.107 R)
• M5: 1,522,009 km (0.082 R)
• M6: 1,872,217 km (0.116 R)
• M7: 2,359,158 km (0.04 R)
• M8: 2,899,656 km (0.068 R)
• M9: 3,272,902 km (0.1 R)
• M10: 3,689,383 km (0.077 R)
• M11: 4,316,647 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.5

Radius: 11.5

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.53 AU - 0.83 AU

Year: 374 Days

Day: 13.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 99 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 30,853,169 km

• M1: 143,165 km (0.038 R)
• M2: 662,120 km (0.073 R)
• M3: 1,160,431 km (0.11 R)
• M4: 1,912,459 km (0.097 R)
• M5: 2,560,517 km (0.088 R)
• M6: 3,532,903 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.4

Radius: 13.8

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.53 AU - 1.57 AU

Year: 1287 Days

Day: 9.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 30,853,169 km

• M1: 171,738 km (0.07 R)
• M2: 635,043 km (0.115 R)
• M3: 1,418,487 km (0.095 R)
• M4: 2,373,370 km (0.094 R)
• M5: 3,420,406 km (0.087 R)
• M6: 3,879,522 km (0.117 R)
• M7: 4,502,896 km (0.103 R)
• M8: 5,212,139 km (0.073 R)
• M9: 5,908,817 km (0.061 R)
• M10: 6,760,178 km (0.062 R)
• M11: 7,950,977 km (0.06 R)
• M12: 8,459,311 km (0.119 R)
• M13: 8,989,336 km (0.085 R)
• M14: 9,423,319 km (0.095 R)
• M15: 11,169,426 km (0.045 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.8

Radius: 9.3

Gravity: 10.18 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.27 AU - 2.37 AU

Year: 2356 Days

Day: 11.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 30,853,169 km

• M1: 121,623 km (0.114 R)
• M2: 451,187 km (0.079 R)
• M3: 865,573 km (0.084 R)
• M4: 1,191,996 km (0.041 R)
• M5: 2,014,934 km (0.095 R)
• M6: 3,532,006 km (0.05 R)
• M7: 6,414,607 km (0.044 R)
• M8: 9,533,573 km (0.047 R)
• M9: 10,086,786 km (0.118 R)
• M10: 11,833,341 km (0.035 R)
• M11: 13,912,303 km (0.041 R)
• M12: 14,384,284 km (0.117 R)
• M13: 17,065,826 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.6

Radius: 8.7

Gravity: 9.86 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.73 AU - 3.37 AU

Year: 3552 Days

Day: 9.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 30,853,169 km

• M1: 108,159 km (0.09 R)
• M2: 582,385 km (0.037 R)
• M3: 870,809 km (0.117 R)
• M4: 1,276,668 km (0.062 R)
• M5: 1,637,947 km (0.117 R)
• M6: 2,490,206 km (0.094 R)
• M7: 3,114,029 km (0.061 R)
• M8: 4,139,822 km (0.039 R)
• M9: 4,504,093 km (0.112 R)
• M10: 5,192,991 km (0.104 R)
• M11: 5,482,313 km (0.092 R)
• M12: 5,922,281 km (0.066 R)
• M13: 6,475,194 km (0.061 R)
• M14: 7,030,352 km (0.085 R)
• M15: 7,853,589 km (0.09 R)
• M16: 11,618,818 km (0.11 R)
• M17: 12,392,089 km (0.102 R)
• M18: 12,958,168 km (0.095 R)
• M19: 14,397,598 km (0.081 R)
• M20: 18,732,047 km (0.09 R)
• M21: 19,352,130 km (0.107 R)
• M22: 20,962,102 km (0.106 R)
• M23: 21,563,037 km (0.09 R)
• M24: 21,901,876 km (0.044 R)
• M25: 23,009,798 km (0.066 R)
• M26: 24,373,383 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.2

Radius: 10.3

Gravity: 9.27 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 3.3 AU - 3.64 AU

Year: 4310 Days

Day: 9.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 30,853,169 km

• M1: 128,056 km (0.107 R)
• M2: 459,714 km (0.087 R)
• M3: 1,445,415 km (0.056 R)
• M4: 2,065,199 km (0.08 R)
• M5: 2,486,765 km (0.113 R)
• M6: 3,157,861 km (0.057 R)
• M7: 3,945,793 km (0.065 R)
• M8: 4,993,128 km (0.113 R)
• M9: 5,848,230 km (0.088 R)
• M10: 7,309,950 km (0.048 R)
• M11: 10,576,719 km (0.108 R)
• M12: 11,124,995 km (0.091 R)
• M13: 12,278,245 km (0.115 R)
• M14: 13,562,543 km (0.102 R)
• M15: 14,652,663 km (0.09 R)
• M16: 15,977,651 km (0.092 R)
• M17: 20,152,030 km (0.098 R)
• M18: 20,641,065 km (0.096 R)
• M19: 21,281,195 km (0.081 R)
• M20: 23,511,400 km (0.057 R)
• M21: 24,524,477 km (0.113 R)
• M22: 28,869,547 km (0.078 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 407 - 20,161 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit