🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 897.2

Radius: 10.4

Gravity: 8.3 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.93 AU - 1.03 AU

Year: 636 Days

Day: 8.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 59,666,637 km

• M1: 129,402 km (0.052 R)
• M2: 464,352 km (0.05 R)
• M3: 797,506 km (0.055 R)
• M4: 1,447,060 km (0.104 R)
• M5: 1,785,600 km (0.068 R)
• M6: 2,276,880 km (0.056 R)
• M7: 3,001,083 km (0.089 R)
• M8: 3,901,512 km (0.045 R)
• M9: 4,801,493 km (0.084 R)
• M10: 6,010,244 km (0.076 R)
• M11: 6,900,202 km (0.099 R)
• M12: 7,388,489 km (0.095 R)
• M13: 7,899,516 km (0.049 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.7

Radius: 10.3

Gravity: 9.35 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.54 AU - 2.16 AU

Year: 1651 Days

Day: 12 Hours

Environment

Temp: -178 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,666,637 km

• M1: 129,253 km (0.116 R)
• M2: 483,500 km (0.096 R)
• M3: 877,092 km (0.043 R)
• M4: 1,227,600 km (0.062 R)
• M5: 1,673,252 km (0.093 R)
• M6: 2,275,533 km (0.097 R)
• M7: 2,649,079 km (0.039 R)
• M8: 4,846,073 km (0.043 R)
• M9: 5,633,407 km (0.08 R)
• M10: 6,120,348 km (0.063 R)
• M11: 7,751,713 km (0.062 R)
• M12: 8,924,111 km (0.116 R)
• M13: 9,384,723 km (0.041 R)
• M14: 9,792,078 km (0.12 R)
• M15: 11,085,352 km (0.098 R)
• M16: 12,127,600 km (0.097 R)
• M17: 13,318,549 km (0.026 R)
• M18: 14,585,792 km (0.055 R)
• M19: 15,040,869 km (0.025 R)
• M20: 15,599,468 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.3

Radius: 11.6

Gravity: 6.74 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.51 AU - 2.67 AU

Year: 2734 Days

Day: 14.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 59,666,637 km

• M1: 145,858 km (0.102 R)
• M2: 554,111 km (0.113 R)
• M3: 979,716 km (0.115 R)
• M4: 1,460,823 km (0.1 R)
• M5: 2,020,319 km (0.076 R)
• M6: 3,573,893 km (0.105 R)
• M7: 4,830,515 km (0.102 R)
• M8: 5,625,179 km (0.119 R)
• M9: 8,364,765 km (0.075 R)
• M10: 9,965,761 km (0.083 R)
• M11: 13,244,647 km (0.094 R)
• M12: 14,597,162 km (0.091 R)
• M13: 15,670,527 km (0.047 R)
• M14: 16,039,734 km (0.099 R)
• M15: 17,071,361 km (0.083 R)
• M16: 19,874,376 km (0.067 R)
• M17: 21,579,044 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 938.1

Radius: 8.5

Gravity: 12.98 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.69 AU - 4.33 AU

Year: 4314 Days

Day: 5.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 109 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 59,666,637 km

• M1: 106,065 km (0.075 R)
• M2: 394,190 km (0.052 R)
• M3: 859,739 km (0.108 R)
• M4: 1,285,495 km (0.094 R)
• M5: 1,860,998 km (0.081 R)
• M6: 2,132,518 km (0.065 R)
• M7: 2,598,515 km (0.079 R)
• M8: 3,801,132 km (0.051 R)
• M9: 6,168,668 km (0.108 R)
• M10: 6,484,918 km (0.095 R)
• M11: 9,132,800 km (0.066 R)
• M12: 10,537,824 km (0.081 R)
• M13: 12,032,755 km (0.085 R)
• M14: 14,039,611 km (0.118 R)
• M15: 14,643,687 km (0.05 R)
• M16: 16,560,484 km (0.066 R)
• M17: 19,910,878 km (0.119 R)
• M18: 21,671,944 km (0.089 R)
• M19: 22,851,972 km (0.07 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 541

Radius: 7

Gravity: 11.04 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 5.77 AU - 6.59 AU

Year: 10078 Days

Day: 21.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 59,666,637 km

• M1: 87,216 km (0.072 R)
• M2: 313,258 km (0.109 R)
• M3: 686,355 km (0.074 R)
• M4: 1,205,160 km (0.085 R)
• M5: 1,437,037 km (0.117 R)
• M6: 1,773,184 km (0.073 R)
• M7: 2,143,737 km (0.102 R)
• M8: 2,375,315 km (0.073 R)
• M9: 2,974,754 km (0.085 R)
• M10: 3,310,302 km (0.111 R)
• M11: 3,621,166 km (0.089 R)
• M12: 4,643,368 km (0.068 R)
• M13: 5,610,219 km (0.105 R)
• M14: 6,053,179 km (0.107 R)
• M15: 7,362,160 km (0.037 R)
• M16: 8,189,735 km (0.083 R)
• M17: 8,940,567 km (0.072 R)
• M18: 9,216,276 km (0.115 R)
• M19: 9,592,814 km (0.037 R)
• M20: 9,979,375 km (0.093 R)
• M21: 11,361,360 km (0.107 R)
• M22: 12,924,658 km (0.084 R)
• M23: 14,499,923 km (0.097 R)
• M24: 14,880,949 km (0.076 R)
• M25: 15,268,407 km (0.071 R)
• M26: 16,471,773 km (0.1 R)
• M27: 19,677,057 km (0.097 R)
• M28: 21,919,978 km (0.062 R)
• M29: 22,590,774 km (0.11 R)
• M30: 25,687,750 km (0.117 R)
• M31: 26,811,529 km (0.079 R)
• M32: 28,459,050 km (0.044 R)
• M33: 29,358,133 km (0.083 R)
• M34: 34,362,930 km (0.044 R)
• M35: 34,587,776 km (0.096 R)
• M36: 39,660,639 km (0.089 R)
• M37: 41,286,768 km (0.066 R)
• M38: 41,668,243 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 922.5

Radius: 4.2

Gravity: 52.3 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 5.23 AU - 8.63 AU

Year: 11968 Days

Day: 24.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 59,666,637 km

• M1: 52,210 km (0.113 R)
• M2: 233,971 km (0.111 R)
• M3: 529,128 km (0.085 R)
• M4: 918,232 km (0.084 R)
• M5: 1,136,645 km (0.104 R)
• M6: 1,333,067 km (0.05 R)
• M7: 1,629,869 km (0.086 R)
• M8: 1,969,306 km (0.114 R)
• M9: 2,500,229 km (0.109 R)
• M10: 2,880,208 km (0.107 R)
• M11: 5,520,909 km (0.083 R)
• M12: 9,028,231 km (0.102 R)
• M13: 9,491,536 km (0.073 R)
• M14: 9,755,726 km (0.114 R)
• M15: 11,444,686 km (0.074 R)
• M16: 12,048,463 km (0.112 R)
• M17: 18,549,837 km (0.062 R)
• M18: 19,551,095 km (0.056 R)
• M19: 20,412,480 km (0.077 R)
• M20: 21,842,785 km (0.09 R)
• M21: 22,864,090 km (0.052 R)
• M22: 23,723,081 km (0.026 R)
• M23: 24,901,463 km (0.088 R)
• M24: 27,909,428 km (0.104 R)
• M25: 35,638,850 km (0.115 R)
• M26: 37,838,238 km (0.116 R)
• M27: 41,374,134 km (0.087 R)
• M28: 42,362,527 km (0.11 R)
• M29: 43,222,116 km (0.1 R)
• M30: 49,567,010 km (0.115 R)
• M31: 50,521,295 km (0.111 R)
• M32: 51,002,851 km (0.074 R)
• M33: 52,138,747 km (0.029 R)
• M34: 52,302,258 km (0.106 R)
• M35: 53,790,308 km (0.114 R)
• M36: 55,989,247 km (0.04 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 521 - 18,366 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit