🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77.5

Radius: 12.6

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.11 AU - 1.41 AU

Year: 913 Days

Day: 9.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 49,857,102 km

• M1: 156,779 km (0.112 R)
• M2: 557,102 km (0.081 R)
• M3: 1,153,100 km (0.107 R)
• M4: 1,790,088 km (0.038 R)
• M5: 2,255,786 km (0.104 R)
• M6: 3,098,022 km (0.114 R)
• M7: 3,502,984 km (0.11 R)
• M8: 4,227,935 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.5

Radius: 9.5

Gravity: 9.12 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.51 AU - 2.79 AU

Year: 2785 Days

Day: 8.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 49,857,102 km

• M1: 118,182 km (0.119 R)
• M2: 417,079 km (0.095 R)
• M3: 725,550 km (0.082 R)
• M4: 2,168,122 km (0.12 R)
• M5: 2,724,476 km (0.111 R)
• M6: 3,466,033 km (0.113 R)
• M7: 4,185,449 km (0.108 R)
• M8: 4,695,129 km (0.102 R)
• M9: 6,678,947 km (0.09 R)
• M10: 7,407,189 km (0.09 R)
• M11: 7,725,982 km (0.114 R)
• M12: 9,571,272 km (0.084 R)
• M13: 13,023,841 km (0.101 R)
• M14: 13,630,909 km (0.071 R)
• M15: 15,053,136 km (0.057 R)
• M16: 19,727,920 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.6

Radius: 10

Gravity: 6.1 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.41 AU - 3.21 AU

Year: 3041 Days

Day: 15 Hours

Environment

Temp: -194 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 49,857,102 km

• M1: 124,465 km (0.107 R)
• M2: 541,395 km (0.048 R)
• M3: 1,279,810 km (0.026 R)
• M4: 2,221,828 km (0.113 R)
• M5: 3,192,718 km (0.074 R)
• M6: 4,829,019 km (0.082 R)
• M7: 5,481,715 km (0.12 R)
• M8: 7,203,287 km (0.115 R)
• M9: 8,354,293 km (0.116 R)
• M10: 11,221,336 km (0.12 R)
• M11: 13,632,405 km (0.086 R)
• M12: 14,249,197 km (0.111 R)
• M13: 16,159,263 km (0.097 R)
• M14: 16,582,026 km (0.109 R)
• M15: 17,951,296 km (0.062 R)
• M16: 18,519,618 km (0.091 R)
• M17: 19,158,551 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466

Radius: 11.3

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.36 AU - 3.68 AU

Year: 3389 Days

Day: 9.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 85.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 49,857,102 km

• M1: 160,219 km (0.08 R)
• M2: 541,095 km (0.076 R)
• M3: 976,126 km (0.069 R)
• M4: 1,423,424 km (0.112 R)
• M5: 1,933,702 km (0.119 R)
• M6: 2,294,083 km (0.103 R)
• M7: 2,776,985 km (0.093 R)
• M8: 3,239,243 km (0.108 R)
• M9: 3,638,220 km (0.077 R)
• M10: 4,536,107 km (0.062 R)
• M11: 6,124,986 km (0.105 R)
• M12: 8,122,267 km (0.094 R)
• M13: 8,725,595 km (0.082 R)
• M14: 13,866,975 km (0.068 R)
• M15: 14,438,139 km (0.118 R)
• M16: 16,194,269 km (0.079 R)
• M17: 17,920,628 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.9

Radius: 11.7

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 4.78 AU - 4.86 AU

Year: 6833 Days

Day: 8.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 49,857,102 km

• M1: 178,919 km (0.084 R)
• M2: 602,131 km (0.034 R)
• M3: 2,570,091 km (0.095 R)
• M4: 4,173,332 km (0.096 R)
• M5: 4,544,933 km (0.097 R)
• M6: 5,667,067 km (0.048 R)
• M7: 6,535,632 km (0.076 R)
• M8: 7,452,517 km (0.099 R)
• M9: 8,791,568 km (0.051 R)
• M10: 9,316,357 km (0.12 R)
• M11: 10,671,115 km (0.037 R)
• M12: 13,252,576 km (0.112 R)
• M13: 15,024,264 km (0.071 R)
• M14: 22,229,047 km (0.107 R)
• M15: 23,286,853 km (0.092 R)
• M16: 32,368,042 km (0.036 R)
• M17: 33,199,657 km (0.114 R)
• M18: 36,222,282 km (0.119 R)
• M19: 36,893,228 km (0.117 R)
• M20: 37,572,253 km (0.058 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 289.5

Radius: 7.8

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 5.01 AU - 8.01 AU

Year: 10725 Days

Day: 21.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 49,857,102 km

• M1: 99,483 km (0.115 R)
• M2: 470,635 km (0.104 R)
• M3: 742,604 km (0.065 R)
• M4: 985,700 km (0.079 R)
• M5: 1,317,359 km (0.06 R)
• M6: 1,640,640 km (0.036 R)
• M7: 1,895,106 km (0.105 R)
• M8: 3,085,755 km (0.055 R)
• M9: 3,828,060 km (0.117 R)
• M10: 4,176,922 km (0.109 R)
• M11: 4,852,506 km (0.071 R)
• M12: 5,112,956 km (0.092 R)
• M13: 6,182,282 km (0.115 R)
• M14: 8,713,777 km (0.099 R)
• M15: 10,325,544 km (0.092 R)
• M16: 11,453,811 km (0.058 R)
• M17: 11,864,906 km (0.107 R)
• M18: 13,381,679 km (0.091 R)
• M19: 13,665,466 km (0.113 R)
• M20: 15,023,366 km (0.119 R)
• M21: 20,672,481 km (0.108 R)
• M22: 25,366,862 km (0.107 R)
• M23: 25,714,677 km (0.076 R)
• M24: 25,977,521 km (0.048 R)
• M25: 28,989,075 km (0.094 R)
• M26: 35,694,950 km (0.049 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 206.4

Radius: 5.7

Gravity: 6.35 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 8.84 AU - 10.44 AU

Year: 19326 Days

Day: 15.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 49,857,102 km

• M1: 72,256 km (0.109 R)
• M2: 256,261 km (0.101 R)
• M3: 558,748 km (0.032 R)
• M4: 794,065 km (0.118 R)
• M5: 1,029,233 km (0.087 R)
• M6: 2,151,068 km (0.072 R)
• M7: 3,233,408 km (0.107 R)
• M8: 3,838,981 km (0.083 R)
• M9: 4,729,686 km (0.104 R)
• M10: 9,050,372 km (0.11 R)
• M11: 9,585,184 km (0.1 R)
• M12: 10,295,924 km (0.041 R)
• M13: 12,284,229 km (0.099 R)
• M14: 15,725,279 km (0.088 R)
• M15: 17,294,411 km (0.101 R)
• M16: 19,920,004 km (0.09 R)
• M17: 22,185,663 km (0.099 R)
• M18: 24,992,119 km (0.1 R)
• M19: 26,139,236 km (0.064 R)
• M20: 26,725,809 km (0.111 R)
• M21: 27,823,858 km (0.088 R)
• M22: 30,323,189 km (0.04 R)
• M23: 32,181,644 km (0.082 R)
• M24: 33,081,924 km (0.09 R)
• M25: 36,729,120 km (0.118 R)
• M26: 36,973,263 km (0.094 R)
• M27: 37,218,454 km (0.055 R)
• M28: 38,712,488 km (0.074 R)
• M29: 39,219,326 km (0.063 R)
• M30: 41,819,636 km (0.064 R)
• M31: 42,487,291 km (0.058 R)
• M32: 45,509,467 km (0.12 R)
• M33: 47,360,891 km (0.045 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: 219 - 14,663 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit