🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.63 AU - 0.69 AU

Year: 341 Days

Day: 29.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 26,087,382 km

• M1: 36,053 km (0.119 R)
• M2: 680,222 km (0.056 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.64 AU - 0.7 AU

Year: 349 Days

Day: 33.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 26,087,382 km

• M1: 107,411 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.3

Radius: 9.6

Gravity: 8.33 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 3.16 AU - 3.22 AU

Year: 3623 Days

Day: 9.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 26,087,382 km

• M1: 144,512 km (0.053 R)
• M2: 291,417 km (0.059 R)
• M3: 409,300 km (0.054 R)
• M4: 498,759 km (0.088 R)
• M5: 1,114,055 km (0.064 R)
• M6: 1,179,130 km (0.069 R)
• M7: 1,285,943 km (0.078 R)
• M8: 1,480,869 km (0.098 R)
• M9: 1,946,867 km (0.091 R)
• M10: 2,026,154 km (0.085 R)
• M11: 2,188,168 km (0.118 R)
• M12: 2,270,746 km (0.08 R)
• M13: 2,337,616 km (0.102 R)
• M14: 2,559,620 km (0.073 R)
• M15: 2,735,247 km (0.038 R)
• M16: 2,824,408 km (0.09 R)
• M17: 2,969,368 km (0.074 R)
• M18: 3,457,356 km (0.074 R)
• M19: 3,632,087 km (0.109 R)
• M20: 4,092,100 km (0.043 R)
• M21: 4,318,741 km (0.108 R)
• M22: 4,444,104 km (0.036 R)
• M23: 4,741,355 km (0.039 R)
• M24: 4,957,524 km (0.086 R)
• M25: 5,110,862 km (0.036 R)
• M26: 5,512,532 km (0.069 R)
• M27: 5,831,923 km (0.115 R)
• M28: 6,017,275 km (0.062 R)
• M29: 6,110,624 km (0.11 R)
• M30: 6,298,818 km (0.088 R)
• M31: 6,512,743 km (0.067 R)
• M32: 6,729,211 km (0.116 R)
• M33: 6,850,535 km (0.074 R)
• M34: 7,169,328 km (0.118 R)
• M35: 7,795,844 km (0.1 R)
• M36: 7,974,464 km (0.051 R)
• M37: 8,623,569 km (0.044 R)
• M38: 9,074,457 km (0.103 R)
• M39: 9,370,511 km (0.079 R)
• M40: 9,560,501 km (0.089 R)
• M41: 10,027,246 km (0.034 R)
• M42: 10,473,347 km (0.107 R)
• M43: 10,925,880 km (0.055 R)
• M44: 11,011,450 km (0.117 R)
• M45: 11,097,320 km (0.108 R)
• M46: 11,269,507 km (0.083 R)
• M47: 12,055,793 km (0.112 R)
• M48: 12,321,778 km (0.108 R)
• M49: 12,559,788 km (0.119 R)
• M50: 13,222,507 km (0.093 R)
• M51: 13,283,244 km (0.029 R)
• M52: 13,435,684 km (0.119 R)
• M53: 13,650,058 km (0.088 R)
• M54: 13,927,263 km (0.119 R)
• M55: 13,989,196 km (0.071 R)
• M56: 14,051,130 km (0.076 R)
• M57: 14,206,412 km (0.109 R)
• M58: 14,362,443 km (0.036 R)
• M59: 14,707,266 km (0.12 R)
• M60: 14,833,377 km (0.085 R)
• M61: 15,182,090 km (0.064 R)
• M62: 15,790,803 km (0.073 R)
• M63: 15,919,906 km (0.12 R)
• M64: 16,146,846 km (0.115 R)
• M65: 16,244,384 km (0.097 R)
• M66: 17,497,117 km (0.087 R)
• M67: 17,966,405 km (0.099 R)
• M68: 18,033,874 km (0.114 R)
• M69: 19,711,165 km (0.063 R)
• M70: 19,780,578 km (0.115 R)
• M71: 19,954,710 km (0.063 R)
• M72: 20,199,452 km (0.073 R)
• M73: 20,691,779 km (0.091 R)
• M74: 21,294,808 km (0.116 R)
• M75: 21,473,428 km (0.059 R)
• M76: 22,228,448 km (0.096 R)
• M77: 23,212,054 km (0.102 R)
• M78: 23,653,817 km (0.081 R)
• M79: 24,024,072 km (0.038 R)
• M80: 24,695,317 km (0.072 R)
• M81: 25,108,507 km (0.09 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 26.2

Radius: 3.6

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 8.3 AU - 11.98 AU

Year: 20530 Days

Day: 16.7 Hours

Environment

Temp: -236 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 26,087,382 km

• M1: 51,312 km (0.109 R)
• M2: 180,116 km (0.08 R)
• M3: 344,673 km (0.094 R)
• M4: 645,066 km (0.09 R)
• M5: 783,444 km (0.102 R)
• M6: 831,465 km (0.069 R)
• M7: 905,666 km (0.113 R)
• M8: 930,798 km (0.1 R)
• M9: 1,020,856 km (0.116 R)
• M10: 1,336,507 km (0.105 R)
• M11: 1,453,044 km (0.117 R)
• M12: 1,572,872 km (0.101 R)
• M13: 1,727,107 km (0.084 R)
• M14: 1,838,109 km (0.095 R)
• M15: 2,150,769 km (0.091 R)
• M16: 2,568,895 km (0.075 R)
• M17: 3,617,576 km (0.098 R)
• M18: 3,678,163 km (0.069 R)
• M19: 3,739,049 km (0.038 R)
• M20: 3,820,879 km (0.078 R)
• M21: 3,862,019 km (0.111 R)
• M22: 4,132,940 km (0.114 R)
• M23: 4,648,903 km (0.099 R)
• M24: 4,759,007 km (0.088 R)
• M25: 5,116,995 km (0.094 R)
• M26: 5,139,584 km (0.068 R)
• M27: 5,414,097 km (0.034 R)
• M28: 6,485,367 km (0.061 R)
• M29: 6,534,585 km (0.113 R)
• M30: 6,707,370 km (0.106 R)
• M31: 6,806,853 km (0.111 R)
• M32: 7,439,353 km (0.092 R)
• M33: 7,853,888 km (0.072 R)
• M34: 8,090,402 km (0.064 R)
• M35: 8,922,765 km (0.076 R)
• M36: 9,004,745 km (0.075 R)
• M37: 9,390,707 km (0.057 R)
• M38: 9,529,833 km (0.093 R)
• M39: 10,725,270 km (0.11 R)
• M40: 11,488,668 km (0.109 R)
• M41: 11,667,437 km (0.12 R)
• M42: 12,269,569 km (0.094 R)
• M43: 12,513,263 km (0.058 R)
• M44: 12,727,787 km (0.037 R)
• M45: 13,005,291 km (0.116 R)
• M46: 13,378,538 km (0.088 R)
• M47: 13,945,065 km (0.113 R)
• M48: 14,295,124 km (0.025 R)
• M49: 15,460,641 km (0.103 R)
• M50: 15,988,422 km (0.113 R)
• M51: 16,088,054 km (0.049 R)
• M52: 16,321,277 km (0.091 R)
• M53: 16,824,824 km (0.026 R)
• M54: 16,858,483 km (0.084 R)
• M55: 17,469,890 km (0.085 R)
• M56: 18,296,268 km (0.099 R)
• M57: 18,609,526 km (0.041 R)
• M58: 19,135,363 km (0.096 R)
• M59: 19,772,949 km (0.109 R)
• M60: 19,951,270 km (0.039 R)
• M61: 20,022,777 km (0.096 R)
• M62: 20,489,373 km (0.105 R)
• M63: 21,068,616 km (0.084 R)
• M64: 21,105,118 km (0.083 R)
• M65: 21,250,826 km (0.118 R)
• M66: 21,543,290 km (0.114 R)
• M67: 21,763,498 km (0.034 R)
• M68: 21,984,454 km (0.107 R)
• M69: 22,391,660 km (0.081 R)
• M70: 23,175,702 km (0.05 R)
• M71: 24,311,300 km (0.085 R)
• M72: 24,578,781 km (0.087 R)
• M73: 25,736,668 km (0.12 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: 489 - 15,477 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit