🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526.5

Radius: 13.1

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.37 AU - 2.19 AU

Year: 1510 Days

Day: 13.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 65,196,656 km

• M1: 164,707 km (0.092 R)
• M2: 760,406 km (0.076 R)
• M3: 1,202,468 km (0.101 R)
• M4: 2,055,026 km (0.083 R)
• M5: 2,474,498 km (0.096 R)
• M6: 3,399,163 km (0.041 R)
• M7: 3,809,061 km (0.107 R)
• M8: 4,691,988 km (0.114 R)
• M9: 5,926,918 km (0.117 R)
• M10: 6,644,689 km (0.099 R)
• M11: 7,471,666 km (0.103 R)
• M12: 8,226,237 km (0.063 R)
• M13: 9,001,453 km (0.083 R)
• M14: 11,102,107 km (0.059 R)
• M15: 11,977,254 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.9

Radius: 8.9

Gravity: 12.37 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 2.01 AU - 2.07 AU

Year: 1853 Days

Day: 5.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 65,196,656 km

• M1: 111,301 km (0.094 R)
• M2: 469,438 km (0.088 R)
• M3: 808,277 km (0.097 R)
• M4: 1,586,186 km (0.079 R)
• M5: 1,864,289 km (0.082 R)
• M6: 2,492,899 km (0.08 R)
• M7: 2,811,542 km (0.111 R)
• M8: 3,374,778 km (0.091 R)
• M9: 3,784,527 km (0.105 R)
• M10: 4,661,320 km (0.104 R)
• M11: 5,034,268 km (0.118 R)
• M12: 5,716,583 km (0.081 R)
• M13: 6,620,454 km (0.049 R)
• M14: 7,616,776 km (0.068 R)
• M15: 9,656,842 km (0.119 R)
• M16: 10,264,508 km (0.1 R)
• M17: 10,859,459 km (0.119 R)
• M18: 12,118,176 km (0.052 R)
• M19: 13,914,397 km (0.102 R)
• M20: 15,979,297 km (0.108 R)
• M21: 16,475,662 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.3

Radius: 10.8

Gravity: 7.38 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.91 AU - 3.61 AU

Year: 3742 Days

Day: 11.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 65,196,656 km

• M1: 135,386 km (0.114 R)
• M2: 542,143 km (0.105 R)
• M3: 885,320 km (0.107 R)
• M4: 1,222,514 km (0.103 R)
• M5: 1,578,108 km (0.11 R)
• M6: 2,003,863 km (0.118 R)
• M7: 2,652,520 km (0.045 R)
• M8: 3,279,485 km (0.109 R)
• M9: 4,114,241 km (0.101 R)
• M10: 4,930,447 km (0.091 R)
• M11: 5,966,561 km (0.05 R)
• M12: 6,383,042 km (0.055 R)
• M13: 8,689,243 km (0.03 R)
• M14: 9,108,715 km (0.101 R)
• M15: 10,923,337 km (0.114 R)
• M16: 11,322,464 km (0.083 R)
• M17: 12,009,119 km (0.11 R)
• M18: 13,215,027 km (0.089 R)
• M19: 14,982,227 km (0.042 R)
• M20: 16,378,573 km (0.114 R)
• M21: 16,960,808 km (0.075 R)
• M22: 18,104,933 km (0.11 R)
• M23: 19,557,977 km (0.094 R)
• M24: 20,279,637 km (0.09 R)
• M25: 20,815,646 km (0.056 R)
• M26: 22,267,643 km (0.091 R)
• M27: 23,860,112 km (0.079 R)
• M28: 24,684,247 km (0.113 R)
• M29: 26,073,562 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 116.8

Radius: 11

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 4.06 AU - 4.98 AU

Year: 6110 Days

Day: 14.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 65,196,656 km

• M1: 137,181 km (0.065 R)
• M2: 544,985 km (0.12 R)
• M3: 1,171,202 km (0.066 R)
• M4: 2,134,911 km (0.108 R)
• M5: 2,702,186 km (0.096 R)
• M6: 3,768,071 km (0.109 R)
• M7: 5,674,546 km (0.052 R)
• M8: 6,059,013 km (0.116 R)
• M9: 6,488,209 km (0.116 R)
• M10: 8,845,572 km (0.12 R)
• M11: 9,188,900 km (0.118 R)
• M12: 9,756,773 km (0.057 R)
• M13: 10,923,487 km (0.074 R)
• M14: 11,399,208 km (0.084 R)
• M15: 16,739,104 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.9

Radius: 13

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 4.5 AU - 6.34 AU

Year: 8023 Days

Day: 8.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 65,196,656 km

• M1: 167,101 km (0.095 R)
• M2: 613,800 km (0.108 R)
• M3: 1,428,061 km (0.118 R)
• M4: 2,087,788 km (0.06 R)
• M5: 3,277,540 km (0.106 R)
• M6: 3,850,500 km (0.11 R)
• M7: 6,213,697 km (0.108 R)
• M8: 7,702,495 km (0.105 R)
• M9: 11,122,153 km (0.112 R)
• M10: 11,995,206 km (0.096 R)
• M11: 12,803,035 km (0.059 R)
• M12: 23,813,139 km (0.09 R)
• M13: 28,149,233 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 463.9

Radius: 8.5

Gravity: 6.42 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 4.62 AU - 7.32 AU

Year: 9275 Days

Day: 7.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 65,196,656 km

• M1: 106,364 km (0.116 R)
• M2: 1,330,075 km (0.044 R)
• M3: 2,177,696 km (0.086 R)
• M4: 5,066,581 km (0.108 R)
• M5: 6,049,887 km (0.099 R)
• M6: 13,683,418 km (0.083 R)
• M7: 14,516,828 km (0.108 R)
• M8: 20,016,046 km (0.098 R)
• M9: 22,200,474 km (0.066 R)
• M10: 23,100,454 km (0.1 R)
• M11: 27,037,122 km (0.1 R)
• M12: 30,691,649 km (0.106 R)
• M13: 32,013,944 km (0.08 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 959.9

Radius: 5.6

Gravity: 30.61 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 6.53 AU - 8.73 AU

Year: 13400 Days

Day: 22.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 65,196,656 km

• M1: 69,713 km (0.115 R)
• M2: 424,708 km (0.079 R)
• M3: 672,742 km (0.099 R)
• M4: 872,455 km (0.051 R)
• M5: 1,545,795 km (0.048 R)
• M6: 1,863,541 km (0.1 R)
• M7: 2,629,332 km (0.104 R)
• M8: 4,083,423 km (0.106 R)
• M9: 4,724,450 km (0.108 R)
• M10: 5,104,579 km (0.081 R)
• M11: 5,579,701 km (0.029 R)
• M12: 5,925,572 km (0.106 R)
• M13: 6,961,687 km (0.116 R)
• M14: 7,684,992 km (0.077 R)
• M15: 8,113,291 km (0.111 R)
• M16: 9,121,730 km (0.088 R)
• M17: 10,154,853 km (0.113 R)
• M18: 12,067,312 km (0.097 R)
• M19: 15,144,989 km (0.076 R)
• M20: 17,790,628 km (0.047 R)
• M21: 19,745,273 km (0.107 R)
• M22: 20,457,509 km (0.081 R)
• M23: 24,785,525 km (0.052 R)
• M24: 27,325,846 km (0.051 R)
• M25: 33,040,934 km (0.099 R)
• M26: 34,425,013 km (0.108 R)
• M27: 37,578,237 km (0.112 R)
• M28: 40,207,121 km (0.064 R)
• M29: 40,918,758 km (0.098 R)
• M30: 41,783,732 km (0.097 R)
• M31: 43,550,184 km (0.086 R)
• M32: 44,603,353 km (0.081 R)
• M33: 53,646,844 km (0.091 R)
• M34: 59,693,290 km (0.076 R)
• M35: 61,179,246 km (0.086 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 543 - 12,929 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit