🌌 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: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 10.1

Radius: 13.1

Gravity: 0.06 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.28 AU - 1.7 AU

Year: 1255 Days

Day: 14.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 61,525,458 km

• M1: 162,912 km (0.08 R)
• M2: 594,053 km (0.078 R)
• M3: 1,034,469 km (0.11 R)
• M4: 1,588,281 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 186.3

Radius: 12.6

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.94 AU - 3.8 AU

Year: 4270 Days

Day: 6.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 61,525,458 km

• M1: 156,779 km (0.116 R)
• M2: 739,462 km (0.096 R)
• M3: 1,152,801 km (0.087 R)
• M4: 1,726,060 km (0.078 R)
• M5: 2,639,355 km (0.115 R)
• M6: 4,041,087 km (0.119 R)
• M7: 4,840,239 km (0.056 R)
• M8: 5,382,831 km (0.088 R)
• M9: 6,430,165 km (0.071 R)
• M10: 8,093,993 km (0.088 R)
• M11: 9,535,967 km (0.053 R)
• M12: 10,762,520 km (0.119 R)
• M13: 11,689,877 km (0.072 R)
• M14: 12,173,228 km (0.048 R)
• M15: 13,748,044 km (0.086 R)
• M16: 16,685,099 km (0.03 R)
• M17: 17,558,452 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.8

Radius: 10.2

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 4.13 AU - 4.33 AU

Year: 6005 Days

Day: 12.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 61,525,458 km

• M1: 142,118 km (0.11 R)
• M2: 469,588 km (0.052 R)
• M3: 892,650 km (0.104 R)
• M4: 1,268,590 km (0.094 R)
• M5: 1,616,555 km (0.1 R)
• M6: 2,142,840 km (0.065 R)
• M7: 2,745,869 km (0.032 R)
• M8: 3,220,842 km (0.074 R)
• M9: 3,560,729 km (0.077 R)
• M10: 4,504,841 km (0.064 R)
• M11: 5,248,791 km (0.104 R)
• M12: 6,192,604 km (0.089 R)
• M13: 6,914,713 km (0.077 R)
• M14: 8,753,869 km (0.099 R)
• M15: 9,141,776 km (0.109 R)
• M16: 13,422,669 km (0.062 R)
• M17: 13,834,811 km (0.103 R)
• M18: 14,361,994 km (0.077 R)
• M19: 15,966,880 km (0.096 R)
• M20: 16,961,556 km (0.096 R)
• M21: 18,183,920 km (0.114 R)
• M22: 20,803,379 km (0.081 R)
• M23: 22,418,438 km (0.064 R)
• M24: 22,926,173 km (0.062 R)
• M25: 24,342,865 km (0.113 R)
• M26: 27,185,972 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 989

Radius: 9

Gravity: 12.21 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 4.36 AU - 4.9 AU

Year: 6877 Days

Day: 5.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 61,525,458 km

• M1: 112,198 km (0.097 R)
• M2: 409,898 km (0.083 R)
• M3: 869,014 km (0.046 R)
• M4: 1,465,610 km (0.075 R)
• M5: 1,932,356 km (0.036 R)
• M6: 3,576,885 km (0.114 R)
• M7: 4,796,557 km (0.111 R)
• M8: 5,373,855 km (0.041 R)
• M9: 5,695,939 km (0.082 R)
• M10: 6,414,607 km (0.082 R)
• M11: 7,504,577 km (0.034 R)
• M12: 8,282,935 km (0.117 R)
• M13: 11,250,807 km (0.105 R)
• M14: 11,619,117 km (0.092 R)
• M15: 15,114,920 km (0.077 R)
• M16: 16,758,552 km (0.103 R)
• M17: 17,239,359 km (0.074 R)
• M18: 17,729,292 km (0.032 R)
• M19: 19,255,191 km (0.073 R)
• M20: 20,319,879 km (0.091 R)
• M21: 22,732,743 km (0.033 R)
• M22: 23,068,291 km (0.111 R)
• M23: 25,691,190 km (0.112 R)
• M24: 29,688,146 km (0.096 R)
• M25: 30,902,133 km (0.115 R)
• M26: 31,729,559 km (0.099 R)
• M27: 36,203,732 km (0.109 R)
• M28: 41,205,387 km (0.082 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 359.9

Radius: 7.1

Gravity: 7.14 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 5.84 AU - 6.58 AU

Year: 10682 Days

Day: 24.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 61,525,458 km

• M1: 821,891 km (0.118 R)
• M2: 1,348,774 km (0.099 R)
• M3: 1,673,402 km (0.116 R)
• M4: 1,923,230 km (0.108 R)
• M5: 2,908,631 km (0.062 R)
• M6: 3,862,168 km (0.069 R)
• M7: 5,251,334 km (0.109 R)
• M8: 5,758,770 km (0.086 R)
• M9: 6,834,678 km (0.081 R)
• M10: 7,170,675 km (0.077 R)
• M11: 13,802,797 km (0.063 R)
• M12: 25,118,230 km (0.077 R)
• M13: 27,198,090 km (0.112 R)
• M14: 32,841,819 km (0.088 R)
• M15: 33,158,817 km (0.052 R)
• M16: 35,213,843 km (0.058 R)
• M17: 35,657,101 km (0.083 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 962.7

Radius: 3.7

Gravity: 70.32 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 6.59 AU - 7.03 AU

Year: 12267 Days

Day: 18.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 61,525,458 km

• M1: 46,076 km (0.062 R)
• M2: 302,636 km (0.072 R)
• M3: 854,054 km (0.09 R)
• M4: 1,395,599 km (0.103 R)
• M5: 1,949,410 km (0.115 R)
• M6: 3,554,445 km (0.12 R)
• M7: 4,568,420 km (0.036 R)
• M8: 5,648,367 km (0.049 R)
• M9: 6,030,141 km (0.117 R)
• M10: 6,887,785 km (0.085 R)
• M11: 7,963,843 km (0.066 R)
• M12: 9,998,224 km (0.083 R)
• M13: 11,193,511 km (0.116 R)
• M14: 12,996,315 km (0.04 R)
• M15: 15,345,750 km (0.063 R)
• M16: 19,634,122 km (0.087 R)
• M17: 26,295,117 km (0.102 R)
• M18: 26,504,853 km (0.11 R)
• M19: 28,553,147 km (0.116 R)
• M20: 29,899,678 km (0.06 R)
• M21: 35,967,068 km (0.09 R)
• M22: 39,423,826 km (0.099 R)
• M23: 41,373,834 km (0.044 R)
• M24: 43,974,144 km (0.114 R)
• M25: 51,764,454 km (0.076 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 535 - 13,402 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit