🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.6

Radius: 14.5

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.68 AU - 0.78 AU

Year: 403 Days

Day: 7 Hours

Environment

Temp: -138 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 65,671,264 km

• M1: 218,263 km (0.118 R)
• M2: 885,470 km (0.118 R)
• M3: 1,567,935 km (0.083 R)
• M4: 2,218,686 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.1

Radius: 12.8

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.61 AU - 0.93 AU

Year: 436 Days

Day: 10.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 65,671,264 km

• M1: 160,519 km (0.096 R)
• M2: 612,753 km (0.109 R)
• M3: 1,464,862 km (0.063 R)
• M4: 2,214,796 km (0.066 R)
• M5: 2,769,356 km (0.052 R)
• M6: 3,438,357 km (0.101 R)
• M7: 3,921,708 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.6

Radius: 13

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.69 AU - 1.81 AU

Year: 1495 Days

Day: 7.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 65,671,264 km

• M1: 163,361 km (0.116 R)
• M2: 716,723 km (0.079 R)
• M3: 1,289,234 km (0.081 R)
• M4: 1,865,485 km (0.116 R)
• M5: 2,442,335 km (0.077 R)
• M6: 2,878,263 km (0.048 R)
• M7: 4,475,519 km (0.095 R)
• M8: 5,075,856 km (0.082 R)
• M9: 5,498,619 km (0.065 R)
• M10: 5,966,711 km (0.102 R)

Asteroid Belt

Center: 3.88 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 236.9

Radius: 3.7

Gravity: 17.3 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 5.39 AU - 6.61 AU

Year: 9489 Days

Day: 20.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 65,671,264 km

• M1: 48,021 km (0.101 R)
• M2: 241,601 km (0.105 R)
• M3: 1,276,668 km (0.047 R)
• M4: 2,076,119 km (0.116 R)
• M5: 3,839,729 km (0.088 R)
• M6: 4,529,375 km (0.038 R)
• M7: 5,443,867 km (0.111 R)
• M8: 6,641,846 km (0.044 R)
• M9: 7,159,604 km (0.105 R)
• M10: 8,081,576 km (0.116 R)
• M11: 11,079,218 km (0.078 R)
• M12: 11,707,230 km (0.065 R)
• M13: 12,461,054 km (0.033 R)
• M14: 14,742,721 km (0.098 R)
• M15: 15,265,565 km (0.113 R)
• M16: 17,804,091 km (0.112 R)
• M17: 18,530,239 km (0.092 R)
• M18: 18,731,598 km (0.09 R)
• M19: 23,776,786 km (0.067 R)
• M20: 27,600,209 km (0.073 R)
• M21: 30,209,944 km (0.065 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 496.3

Radius: 3.9

Gravity: 32.63 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 8.42 AU - 9.52 AU

Year: 17346 Days

Day: 19.8 Hours

Environment

Temp: -236 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 65,671,264 km

• M1: 48,619 km (0.034 R)
• M2: 375,640 km (0.032 R)
• M3: 995,723 km (0.107 R)
• M4: 1,127,519 km (0.099 R)
• M5: 2,160,792 km (0.078 R)
• M6: 3,019,035 km (0.067 R)
• M7: 3,537,541 km (0.076 R)
• M8: 3,704,193 km (0.098 R)
• M9: 3,993,366 km (0.115 R)
• M10: 4,519,352 km (0.101 R)
• M11: 5,447,606 km (0.084 R)
• M12: 6,537,427 km (0.056 R)
• M13: 9,138,186 km (0.029 R)
• M14: 9,991,492 km (0.077 R)
• M15: 11,013,395 km (0.115 R)
• M16: 11,190,220 km (0.06 R)
• M17: 13,462,761 km (0.106 R)
• M18: 14,993,147 km (0.108 R)
• M19: 15,503,426 km (0.061 R)
• M20: 16,025,223 km (0.047 R)
• M21: 17,024,986 km (0.047 R)
• M22: 18,978,883 km (0.08 R)
• M23: 19,148,228 km (0.076 R)
• M24: 20,361,467 km (0.12 R)
• M25: 26,775,775 km (0.064 R)
• M26: 27,202,877 km (0.048 R)
• M27: 28,400,707 km (0.094 R)
• M28: 29,406,603 km (0.047 R)
• M29: 32,687,434 km (0.053 R)
• M30: 42,370,156 km (0.071 R)
• M31: 43,388,170 km (0.11 R)
• M32: 51,630,564 km (0.092 R)
• M33: 54,480,104 km (0.103 R)
• M34: 56,553,381 km (0.098 R)
• M35: 56,904,038 km (0.042 R)
• M36: 60,307,240 km (0.12 R)
• M37: 60,490,049 km (0.076 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 568.2

Radius: 5.5

Gravity: 18.78 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 8.22 AU - 9.9 AU

Year: 17608 Days

Day: 16 Hours

Environment

Temp: -235 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 65,671,264 km

• M1: 75,248 km (0.082 R)
• M2: 264,339 km (0.067 R)
• M3: 463,903 km (0.105 R)
• M4: 766,988 km (0.099 R)
• M5: 1,345,334 km (0.092 R)
• M6: 2,341,207 km (0.087 R)
• M7: 2,512,795 km (0.092 R)
• M8: 2,738,987 km (0.09 R)
• M9: 3,364,456 km (0.086 R)
• M10: 4,204,299 km (0.11 R)
• M11: 4,556,751 km (0.08 R)
• M12: 6,288,795 km (0.082 R)
• M13: 7,460,446 km (0.039 R)
• M14: 8,367,607 km (0.112 R)
• M15: 12,153,780 km (0.083 R)
• M16: 12,345,863 km (0.118 R)
• M17: 12,802,287 km (0.087 R)
• M18: 13,541,898 km (0.027 R)
• M19: 14,452,201 km (0.036 R)
• M20: 15,253,896 km (0.065 R)
• M21: 15,552,643 km (0.115 R)
• M22: 23,747,316 km (0.064 R)
• M23: 27,744,571 km (0.108 R)
• M24: 34,418,431 km (0.094 R)
• M25: 35,975,745 km (0.113 R)
• M26: 38,536,411 km (0.12 R)
• M27: 41,360,370 km (0.088 R)
• M28: 42,674,887 km (0.093 R)
• M29: 43,417,192 km (0.108 R)
• M30: 47,258,117 km (0.101 R)
• M31: 54,383,314 km (0.088 R)
• M32: 57,028,204 km (0.107 R)
• M33: 57,567,205 km (0.103 R)
• M34: 64,303,298 km (0.096 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 462 - 17,782 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit