🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 584

Radius: 8

Gravity: 9.13 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.62 AU - 0.76 AU

Year: 370 Days

Day: 12.1 Hours

Environment

Temp: -139 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 41,744,897 km

• M1: 99,483 km (0.114 R)
• M2: 520,900 km (0.092 R)
• M3: 811,419 km (0.119 R)
• M4: 1,141,731 km (0.116 R)
• M5: 1,414,897 km (0.057 R)
• M6: 2,096,315 km (0.114 R)
• M7: 2,393,716 km (0.096 R)
• M8: 2,847,595 km (0.1 R)
• M9: 3,213,811 km (0.101 R)
• M10: 3,670,533 km (0.081 R)
• M11: 4,545,830 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.7

Radius: 11.4

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.82 AU - 1 AU

Year: 561 Days

Day: 9.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 41,744,897 km

• M1: 142,268 km (0.09 R)
• M2: 568,921 km (0.051 R)
• M3: 1,132,456 km (0.116 R)
• M4: 2,552,140 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616.1

Radius: 12.2

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 3.04 AU - 4.54 AU

Year: 4764 Days

Day: 12.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 41,744,897 km

• M1: 216,319 km (0.095 R)
• M2: 622,626 km (0.062 R)
• M3: 1,045,988 km (0.113 R)
• M4: 1,679,984 km (0.08 R)
• M5: 2,625,443 km (0.108 R)
• M6: 3,217,551 km (0.098 R)
• M7: 4,121,571 km (0.054 R)
• M8: 4,670,894 km (0.096 R)
• M9: 6,337,265 km (0.114 R)
• M10: 8,481,601 km (0.064 R)
• M11: 9,333,411 km (0.068 R)
• M12: 10,849,137 km (0.026 R)
• M13: 14,849,982 km (0.034 R)
• M14: 20,141,857 km (0.077 R)
• M15: 21,445,154 km (0.112 R)
• M16: 27,471,854 km (0.101 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 943.5

Radius: 4

Gravity: 58.97 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 6.24 AU - 6.62 AU

Year: 10528 Days

Day: 21.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 41,744,897 km

• M1: 49,816 km (0.043 R)
• M2: 210,933 km (0.055 R)
• M3: 382,223 km (0.077 R)
• M4: 582,684 km (0.081 R)
• M5: 774,468 km (0.119 R)
• M6: 2,236,189 km (0.054 R)
• M7: 2,980,887 km (0.117 R)
• M8: 4,048,118 km (0.085 R)
• M9: 4,282,688 km (0.077 R)
• M10: 5,665,720 km (0.067 R)
• M11: 5,885,031 km (0.067 R)
• M12: 9,527,440 km (0.077 R)
• M13: 11,782,627 km (0.079 R)
• M14: 13,001,701 km (0.11 R)
• M15: 14,302,454 km (0.096 R)
• M16: 16,486,284 km (0.078 R)
• M17: 16,708,736 km (0.071 R)
• M18: 18,963,325 km (0.098 R)
• M19: 29,571,909 km (0.054 R)
• M20: 34,878,893 km (0.068 R)
• M21: 36,990,317 km (0.081 R)
• M22: 37,755,511 km (0.069 R)
• M23: 49,141,105 km (0.116 R)
• M24: 49,756,102 km (0.054 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 258.3

Radius: 5

Gravity: 10.33 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 7.07 AU - 7.91 AU

Year: 13235 Days

Day: 24.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 41,744,897 km

• M1: 84,373 km (0.108 R)
• M2: 348,114 km (0.064 R)
• M3: 512,074 km (0.067 R)
• M4: 811,868 km (0.087 R)
• M5: 1,221,766 km (0.047 R)
• M6: 1,958,685 km (0.094 R)
• M7: 2,790,299 km (0.065 R)
• M8: 3,735,309 km (0.1 R)
• M9: 4,226,140 km (0.107 R)
• M10: 4,473,276 km (0.09 R)
• M11: 4,817,500 km (0.114 R)
• M12: 5,822,200 km (0.096 R)
• M13: 7,580,124 km (0.109 R)
• M14: 8,069,459 km (0.037 R)
• M15: 8,579,438 km (0.097 R)
• M16: 9,246,944 km (0.091 R)
• M17: 9,569,925 km (0.116 R)
• M18: 10,584,349 km (0.088 R)
• M19: 11,143,396 km (0.102 R)
• M20: 12,375,633 km (0.081 R)
• M21: 16,612,993 km (0.063 R)
• M22: 18,577,363 km (0.034 R)
• M23: 19,017,629 km (0.109 R)
• M24: 24,591,646 km (0.098 R)
• M25: 24,767,723 km (0.071 R)
• M26: 25,300,889 km (0.11 R)
• M27: 26,482,413 km (0.102 R)
• M28: 31,784,760 km (0.089 R)
• M29: 33,806,725 km (0.109 R)
• M30: 35,127,076 km (0.074 R)
• M31: 37,987,387 km (0.06 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: 478 - 12,382 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit