🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.44 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.6

Radius: 13.2

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.56 AU - 3.18 AU

Year: 3139 Days

Day: 9.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 172.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 86,239,886 km

• M1: 164,109 km (0.045 R)
• M2: 577,149 km (0.073 R)
• M3: 1,246,300 km (0.099 R)
• M4: 2,122,794 km (0.096 R)
• M5: 2,838,620 km (0.108 R)
• M6: 3,271,406 km (0.119 R)
• M7: 3,787,369 km (0.104 R)
• M8: 6,391,569 km (0.038 R)
• M9: 7,172,769 km (0.119 R)
• M10: 8,016,800 km (0.088 R)
• M11: 8,547,424 km (0.057 R)
• M12: 9,423,619 km (0.095 R)
• M13: 11,191,566 km (0.066 R)
• M14: 11,855,482 km (0.118 R)
• M15: 12,501,744 km (0.102 R)
• M16: 13,864,581 km (0.084 R)
• M17: 15,425,336 km (0.108 R)
• M18: 15,936,212 km (0.103 R)
• M19: 17,263,145 km (0.085 R)
• M20: 19,715,952 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.9

Radius: 14.3

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 3.34 AU - 3.66 AU

Year: 4228 Days

Day: 11.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 86,239,886 km

• M1: 179,517 km (0.053 R)
• M2: 841,937 km (0.111 R)
• M3: 1,329,327 km (0.108 R)
• M4: 1,789,041 km (0.108 R)
• M5: 2,848,493 km (0.063 R)
• M6: 4,131,744 km (0.086 R)
• M7: 5,138,537 km (0.073 R)
• M8: 6,964,379 km (0.095 R)
• M9: 8,315,846 km (0.097 R)
• M10: 9,230,488 km (0.1 R)
• M11: 11,215,352 km (0.112 R)
• M12: 13,167,455 km (0.027 R)
• M13: 13,779,460 km (0.057 R)
• M14: 15,392,873 km (0.111 R)
• M15: 18,294,024 km (0.111 R)
• M16: 19,906,839 km (0.097 R)
• M17: 22,972,847 km (0.036 R)
• M18: 23,935,809 km (0.089 R)
• M19: 27,726,320 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.7

Radius: 12.6

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 3.53 AU - 4.77 AU

Year: 5459 Days

Day: 5.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 86,239,886 km

• M1: 157,078 km (0.084 R)
• M2: 584,479 km (0.078 R)
• M3: 1,174,044 km (0.107 R)
• M4: 1,852,470 km (0.059 R)
• M5: 2,492,600 km (0.093 R)
• M6: 3,111,337 km (0.066 R)
• M7: 3,784,078 km (0.12 R)
• M8: 4,578,443 km (0.118 R)
• M9: 5,072,415 km (0.08 R)
• M10: 5,480,967 km (0.093 R)
• M11: 5,943,224 km (0.104 R)
• M12: 6,981,882 km (0.033 R)
• M13: 9,075,205 km (0.062 R)
• M14: 9,992,539 km (0.084 R)
• M15: 10,685,028 km (0.043 R)
• M16: 11,707,829 km (0.108 R)
• M17: 16,272,209 km (0.082 R)
• M18: 20,044,918 km (0.054 R)
• M19: 21,598,791 km (0.11 R)
• M20: 22,366,378 km (0.118 R)
• M21: 22,993,342 km (0.084 R)
• M22: 23,391,273 km (0.102 R)
• M23: 26,654,152 km (0.11 R)
• M24: 27,895,964 km (0.111 R)
• M25: 32,547,261 km (0.088 R)
• M26: 33,251,268 km (0.028 R)
• M27: 34,378,339 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187.3

Radius: 10.1

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3.68 AU - 5.9 AU

Year: 6769 Days

Day: 10.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 86,239,886 km

• M1: 125,662 km (0.112 R)
• M2: 660,624 km (0.116 R)
• M3: 1,868,178 km (0.079 R)
• M4: 2,213,899 km (0.083 R)
• M5: 2,898,309 km (0.119 R)
• M6: 3,882,514 km (0.064 R)
• M7: 4,338,039 km (0.086 R)
• M8: 9,217,622 km (0.066 R)
• M9: 11,188,574 km (0.093 R)
• M10: 14,674,654 km (0.082 R)
• M11: 16,663,408 km (0.082 R)
• M12: 18,104,933 km (0.073 R)
• M13: 19,254,742 km (0.116 R)
• M14: 20,324,217 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535.1

Radius: 9.5

Gravity: 5.93 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 4.84 AU - 5.5 AU

Year: 7590 Days

Day: 8.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 86,239,886 km

• M1: 118,182 km (0.089 R)
• M2: 546,481 km (0.103 R)
• M3: 1,208,900 km (0.075 R)
• M4: 2,391,920 km (0.088 R)
• M5: 3,131,981 km (0.11 R)
• M6: 3,499,244 km (0.119 R)
• M7: 4,321,134 km (0.048 R)
• M8: 4,722,506 km (0.113 R)
• M9: 6,077,862 km (0.09 R)
• M10: 6,687,025 km (0.055 R)
• M11: 8,106,110 km (0.09 R)
• M12: 9,014,319 km (0.1 R)
• M13: 10,454,348 km (0.118 R)
• M14: 12,146,300 km (0.092 R)
• M15: 14,303,202 km (0.069 R)
• M16: 16,899,024 km (0.082 R)
• M17: 17,694,735 km (0.06 R)
• M18: 19,793,444 km (0.119 R)
• M19: 20,232,214 km (0.117 R)
• M20: 20,752,516 km (0.118 R)
• M21: 21,053,656 km (0.08 R)
• M22: 22,052,821 km (0.118 R)
• M23: 24,478,999 km (0.117 R)
• M24: 24,899,967 km (0.096 R)
• M25: 25,756,415 km (0.082 R)
• M26: 28,815,542 km (0.11 R)
• M27: 29,190,733 km (0.099 R)
• M28: 31,017,174 km (0.036 R)
• M29: 31,411,215 km (0.039 R)
• M30: 33,225,837 km (0.062 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 701.6

Radius: 6.9

Gravity: 14.74 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 8.41 AU - 13.77 AU

Year: 23846 Days

Day: 24.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 86,239,886 km

• M1: 87,664 km (0.107 R)
• M2: 579,991 km (0.118 R)
• M3: 930,200 km (0.038 R)
• M4: 1,617,602 km (0.067 R)
• M5: 1,858,006 km (0.059 R)
• M6: 2,122,495 km (0.096 R)
• M7: 2,435,304 km (0.097 R)
• M8: 3,654,526 km (0.116 R)
• M9: 4,414,484 km (0.064 R)
• M10: 5,275,419 km (0.114 R)
• M11: 5,517,319 km (0.097 R)
• M12: 6,887,935 km (0.052 R)
• M13: 7,128,638 km (0.079 R)
• M14: 7,884,406 km (0.105 R)
• M15: 9,793,574 km (0.086 R)
• M16: 11,050,047 km (0.087 R)
• M17: 11,313,788 km (0.056 R)
• M18: 11,853,686 km (0.078 R)
• M19: 12,269,718 km (0.115 R)
• M20: 14,814,228 km (0.102 R)
• M21: 16,808,667 km (0.118 R)
• M22: 17,511,478 km (0.069 R)
• M23: 18,051,377 km (0.116 R)
• M24: 21,525,937 km (0.087 R)
• M25: 22,145,422 km (0.038 R)
• M26: 24,407,192 km (0.029 R)
• M27: 34,016,162 km (0.112 R)
• M28: 36,286,908 km (0.075 R)
• M29: 37,756,259 km (0.103 R)
• M30: 38,054,856 km (0.062 R)
• M31: 39,264,953 km (0.069 R)
• M32: 41,443,996 km (0.099 R)
• M33: 49,347,550 km (0.109 R)
• M34: 54,503,142 km (0.028 R)
• M35: 55,845,932 km (0.081 R)
• M36: 58,000,441 km (0.116 R)
• M37: 67,611,506 km (0.071 R)
• M38: 72,791,930 km (0.066 R)
• M39: 80,184,459 km (0.03 R)
• M40: 82,420,797 km (0.103 R)
• M41: 83,934,578 km (0.059 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 543 - 17,967 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit