🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 626.8

Radius: 13.3

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.81 AU - 5.79 AU

Year: 3860 Days

Day: 8.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 71,670,037 km

• M1: 165,455 km (0.081 R)
• M2: 664,065 km (0.107 R)
• M3: 1,145,770 km (0.088 R)
• M4: 1,630,318 km (0.117 R)
• M5: 2,113,818 km (0.052 R)
• M6: 2,535,235 km (0.067 R)
• M7: 3,155,767 km (0.11 R)
• M8: 3,752,214 km (0.071 R)
• M9: 4,446,049 km (0.104 R)
• M10: 5,838,057 km (0.057 R)
• M11: 9,542,998 km (0.116 R)
• M12: 11,051,094 km (0.082 R)
• M13: 12,156,473 km (0.033 R)
• M14: 13,431,794 km (0.113 R)
• M15: 14,026,446 km (0.073 R)
• M16: 14,794,481 km (0.098 R)
• M17: 15,644,347 km (0.09 R)
• M18: 16,303,026 km (0.097 R)
• M19: 20,004,826 km (0.054 R)
• M20: 24,306,064 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 9.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.8

Radius: 14.7

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 7.54 AU - 12.22 AU

Year: 11400 Days

Day: 6.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 71,670,037 km

• M1: 182,809 km (0.104 R)
• M2: 787,034 km (0.055 R)
• M3: 1,532,331 km (0.075 R)
• M4: 2,724,626 km (0.095 R)
• M5: 3,602,766 km (0.102 R)
• M6: 4,120,374 km (0.111 R)
• M7: 5,980,624 km (0.041 R)
• M8: 6,522,916 km (0.079 R)
• M9: 7,364,404 km (0.098 R)
• M10: 8,024,280 km (0.109 R)
• M11: 9,992,539 km (0.111 R)
• M12: 10,802,462 km (0.117 R)
• M13: 11,518,138 km (0.114 R)
• M14: 12,846,717 km (0.084 R)
• M15: 14,973,550 km (0.114 R)
• M16: 16,092,093 km (0.1 R)
• M17: 18,307,638 km (0.101 R)
• M18: 19,849,393 km (0.058 R)
• M19: 21,896,491 km (0.113 R)

Planet 3 - Ice Giant

Semi-Major Axis: 12.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 837

Radius: 7.2

Gravity: 16.15 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 11.54 AU - 13.3 AU

Year: 16068 Days

Day: 22.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 71,670,037 km

• M1: 89,609 km (0.107 R)
• M2: 651,200 km (0.073 R)
• M3: 878,588 km (0.12 R)
• M4: 1,281,306 km (0.09 R)
• M5: 1,630,766 km (0.058 R)
• M6: 2,023,311 km (0.077 R)
• M7: 2,800,622 km (0.104 R)
• M8: 4,127,405 km (0.097 R)
• M9: 4,650,699 km (0.092 R)
• M10: 5,071,517 km (0.089 R)
• M11: 5,403,475 km (0.097 R)
• M12: 8,248,827 km (0.1 R)
• M13: 9,239,464 km (0.109 R)
• M14: 9,904,725 km (0.09 R)
• M15: 13,160,424 km (0.047 R)
• M16: 13,437,030 km (0.072 R)
• M17: 19,639,059 km (0.111 R)
• M18: 20,551,007 km (0.106 R)
• M19: 22,854,366 km (0.065 R)
• M20: 25,218,311 km (0.115 R)
• M21: 30,185,559 km (0.118 R)
• M22: 30,909,762 km (0.1 R)
• M23: 31,522,067 km (0.082 R)
• M24: 35,902,143 km (0.104 R)
• M25: 38,236,917 km (0.065 R)
• M26: 43,511,887 km (0.104 R)
• M27: 44,280,970 km (0.077 R)
• M28: 53,171,870 km (0.093 R)
• M29: 55,117,989 km (0.105 R)
• M30: 58,218,405 km (0.104 R)
• M31: 59,905,869 km (0.09 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 665.2

Radius: 3.3

Gravity: 61.08 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 11.66 AU - 15.68 AU

Year: 18553 Days

Day: 23.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 71,670,037 km

• M1: 42,336 km (0.101 R)
• M2: 171,140 km (0.067 R)
• M3: 287,677 km (0.118 R)
• M4: 509,381 km (0.1 R)
• M5: 856,897 km (0.094 R)
• M6: 1,133,653 km (0.109 R)
• M7: 1,681,779 km (0.114 R)
• M8: 1,936,544 km (0.099 R)
• M9: 2,093,323 km (0.089 R)
• M10: 2,322,806 km (0.029 R)
• M11: 2,856,272 km (0.034 R)
• M12: 3,940,558 km (0.052 R)
• M13: 4,065,322 km (0.118 R)
• M14: 4,625,267 km (0.11 R)
• M15: 6,568,244 km (0.105 R)
• M16: 7,913,279 km (0.036 R)
• M17: 8,887,609 km (0.08 R)
• M18: 9,824,840 km (0.116 R)
• M19: 10,406,028 km (0.1 R)
• M20: 10,887,135 km (0.097 R)
• M21: 11,509,013 km (0.08 R)
• M22: 12,485,887 km (0.111 R)
• M23: 13,167,156 km (0.077 R)
• M24: 16,865,664 km (0.093 R)
• M25: 20,077,530 km (0.038 R)
• M26: 20,447,486 km (0.101 R)
• M27: 23,880,009 km (0.038 R)
• M28: 24,504,580 km (0.071 R)
• M29: 29,066,866 km (0.093 R)
• M30: 34,294,863 km (0.104 R)
• M31: 43,875,111 km (0.068 R)
• M32: 45,601,021 km (0.074 R)
• M33: 58,778,649 km (0.114 R)
• M34: 61,260,178 km (0.087 R)
• M35: 67,251,573 km (0.051 R)
• M36: 70,176,361 km (0.108 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 242 - 14,596 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit