🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.23 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695.8

Radius: 9

Gravity: 8.59 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 4.13 AU - 4.77 AU

Year: 3594 Days

Day: 11.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 71,835,868 km

• M1: 111,899 km (0.089 R)
• M2: 813,513 km (0.107 R)
• M3: 1,300,604 km (0.098 R)
• M4: 1,594,863 km (0.055 R)
• M5: 2,026,154 km (0.047 R)
• M6: 2,321,310 km (0.106 R)
• M7: 2,645,339 km (0.09 R)
• M8: 3,600,372 km (0.095 R)
• M9: 3,993,814 km (0.104 R)
• M10: 5,040,999 km (0.097 R)
• M11: 6,059,761 km (0.105 R)
• M12: 6,739,833 km (0.096 R)
• M13: 8,571,659 km (0.109 R)
• M14: 8,937,276 km (0.117 R)
• M15: 10,422,633 km (0.067 R)
• M16: 12,432,929 km (0.115 R)
• M17: 13,285,637 km (0.09 R)
• M18: 13,775,870 km (0.093 R)
• M19: 15,804,267 km (0.105 R)
• M20: 18,083,391 km (0.088 R)
• M21: 18,991,898 km (0.091 R)
• M22: 19,426,181 km (0.102 R)
• M23: 20,768,672 km (0.11 R)
• M24: 22,240,416 km (0.111 R)
• M25: 23,780,526 km (0.106 R)
• M26: 24,357,825 km (0.078 R)

Planet 2 - Ice Giant

Semi-Major Axis: 11.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 145.6

Radius: 7.6

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 8.97 AU - 14.57 AU

Year: 15461 Days

Day: 16.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 71,835,868 km

• M1: 96,191 km (0.1 R)
• M2: 409,001 km (0.088 R)
• M3: 2,074,474 km (0.025 R)
• M4: 2,573,233 km (0.098 R)
• M5: 3,256,746 km (0.077 R)
• M6: 4,610,756 km (0.079 R)
• M7: 4,950,044 km (0.098 R)
• M8: 6,069,036 km (0.119 R)
• M9: 7,197,602 km (0.093 R)
• M10: 9,056,356 km (0.058 R)
• M11: 9,725,956 km (0.054 R)
• M12: 10,718,239 km (0.025 R)
• M13: 14,217,034 km (0.073 R)
• M14: 16,580,082 km (0.111 R)
• M15: 24,277,939 km (0.028 R)
• M16: 28,846,209 km (0.058 R)
• M17: 31,482,124 km (0.101 R)
• M18: 32,600,518 km (0.042 R)
• M19: 33,221,648 km (0.07 R)

Planet 3 - Ice Giant

Semi-Major Axis: 13.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 242.3

Radius: 4.5

Gravity: 11.97 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 10.86 AU - 16.36 AU

Year: 19225 Days

Day: 23.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 71,835,868 km

• M1: 63,280 km (0.074 R)
• M2: 628,760 km (0.101 R)
• M3: 1,168,659 km (0.081 R)
• M4: 1,372,860 km (0.063 R)
• M5: 1,903,483 km (0.099 R)
• M6: 2,150,320 km (0.112 R)
• M7: 4,132,043 km (0.106 R)
• M8: 4,826,775 km (0.11 R)
• M9: 5,631,612 km (0.12 R)
• M10: 6,639,752 km (0.096 R)
• M11: 7,417,511 km (0.114 R)
• M12: 7,762,634 km (0.109 R)
• M13: 8,163,406 km (0.119 R)
• M14: 8,814,157 km (0.069 R)
• M15: 9,751,836 km (0.079 R)
• M16: 13,524,844 km (0.087 R)
• M17: 15,039,672 km (0.085 R)
• M18: 17,180,567 km (0.118 R)
• M19: 20,256,150 km (0.065 R)
• M20: 21,014,611 km (0.113 R)
• M21: 22,143,477 km (0.034 R)
• M22: 29,134,784 km (0.079 R)
• M23: 34,058,798 km (0.094 R)
• M24: 34,295,013 km (0.084 R)
• M25: 38,605,975 km (0.04 R)
• M26: 43,541,507 km (0.097 R)
• M27: 45,943,750 km (0.094 R)
• M28: 50,395,932 km (0.078 R)
• M29: 52,097,907 km (0.086 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 440

Radius: 7.7

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 13.99 AU - 16.59 AU

Year: 22892 Days

Day: 22.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 71,835,868 km

• M1: 96,341 km (0.098 R)
• M2: 687,103 km (0.077 R)
• M3: 1,112,559 km (0.075 R)
• M4: 2,191,908 km (0.078 R)
• M5: 2,673,912 km (0.086 R)
• M6: 4,318,591 km (0.09 R)
• M7: 5,186,259 km (0.113 R)
• M8: 6,123,938 km (0.111 R)
• M9: 6,589,637 km (0.099 R)
• M10: 6,988,016 km (0.075 R)
• M11: 7,591,643 km (0.095 R)
• M12: 10,476,788 km (0.119 R)
• M13: 11,645,147 km (0.062 R)
• M14: 12,293,803 km (0.116 R)
• M15: 12,762,045 km (0.073 R)
• M16: 16,540,139 km (0.102 R)
• M17: 19,797,333 km (0.038 R)
• M18: 28,697,659 km (0.048 R)
• M19: 29,048,915 km (0.102 R)
• M20: 32,213,657 km (0.099 R)
• M21: 33,878,981 km (0.09 R)
• M22: 39,506,404 km (0.115 R)
• M23: 52,568,841 km (0.088 R)
• M24: 53,801,378 km (0.079 R)
• M25: 54,156,972 km (0.109 R)
• M26: 54,693,430 km (0.117 R)
• M27: 57,614,478 km (0.107 R)
• M28: 63,368,611 km (0.054 R)
• M29: 70,765,178 km (0.061 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 473 - 16,458 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit