🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.9

Radius: 11.6

Gravity: 7.04 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.51 AU - 0.55 AU

Year: 271 Days

Day: 12 Hours

Environment

Temp: -135 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 86,577,876 km

• M1: 144,212 km (0.098 R)
• M2: 516,113 km (0.11 R)
• M3: 1,056,909 km (0.088 R)
• M4: 1,621,491 km (0.117 R)
• M5: 2,279,722 km (0.07 R)
• M6: 2,996,595 km (0.119 R)
• M7: 3,882,364 km (0.042 R)
• M8: 4,269,673 km (0.081 R)
• M9: 4,765,889 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.1

Radius: 14

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.48 AU - 3.68 AU

Year: 4761 Days

Day: 7.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 86,577,876 km

• M1: 174,132 km (0.098 R)
• M2: 689,048 km (0.084 R)
• M3: 1,619,098 km (0.103 R)
• M4: 2,094,819 km (0.102 R)
• M5: 3,038,782 km (0.087 R)
• M6: 3,561,177 km (0.099 R)
• M7: 4,650,250 km (0.069 R)
• M8: 6,627,335 km (0.101 R)
• M9: 7,230,065 km (0.12 R)
• M10: 7,673,623 km (0.096 R)
• M11: 8,202,750 km (0.109 R)
• M12: 9,371,708 km (0.067 R)
• M13: 10,289,491 km (0.053 R)
• M14: 10,975,397 km (0.101 R)
• M15: 11,734,457 km (0.09 R)
• M16: 14,570,533 km (0.071 R)
• M17: 16,228,078 km (0.082 R)
• M18: 17,778,959 km (0.1 R)
• M19: 19,305,456 km (0.055 R)
• M20: 21,626,467 km (0.056 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.7

Radius: 8.3

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 3.92 AU - 5.22 AU

Year: 6867 Days

Day: 11.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 86,577,876 km

• M1: 103,223 km (0.109 R)
• M2: 455,526 km (0.094 R)
• M3: 856,897 km (0.098 R)
• M4: 1,161,029 km (0.094 R)
• M5: 1,464,264 km (0.094 R)
• M6: 1,893,759 km (0.059 R)
• M7: 2,262,219 km (0.034 R)
• M8: 2,725,524 km (0.078 R)
• M9: 3,781,834 km (0.115 R)
• M10: 4,195,622 km (0.079 R)
• M11: 4,920,274 km (0.042 R)
• M12: 8,392,740 km (0.067 R)
• M13: 8,670,094 km (0.082 R)
• M14: 8,953,732 km (0.102 R)
• M15: 11,240,634 km (0.079 R)
• M16: 12,676,475 km (0.108 R)
• M17: 14,035,871 km (0.073 R)
• M18: 15,232,354 km (0.114 R)
• M19: 16,120,068 km (0.082 R)
• M20: 17,152,593 km (0.104 R)
• M21: 18,402,333 km (0.119 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 743.9

Radius: 4.6

Gravity: 35.16 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 6.6 AU - 8.48 AU

Year: 14553 Days

Day: 24.6 Hours

Environment

Temp: -235 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 86,577,876 km

• M1: 57,745 km (0.113 R)
• M2: 306,526 km (0.112 R)
• M3: 867,219 km (0.045 R)
• M4: 1,068,877 km (0.118 R)
• M5: 1,400,834 km (0.113 R)
• M6: 2,033,035 km (0.075 R)
• M7: 4,012,664 km (0.088 R)
• M8: 5,189,251 km (0.106 R)
• M9: 6,090,728 km (0.115 R)
• M10: 6,495,540 km (0.073 R)
• M11: 7,004,771 km (0.054 R)
• M12: 8,295,800 km (0.112 R)
• M13: 8,641,671 km (0.119 R)
• M14: 10,689,815 km (0.044 R)
• M15: 14,405,976 km (0.073 R)
• M16: 15,343,057 km (0.105 R)
• M17: 17,578,647 km (0.095 R)
• M18: 18,480,423 km (0.117 R)
• M19: 19,672,419 km (0.069 R)
• M20: 28,247,818 km (0.101 R)
• M21: 28,805,070 km (0.082 R)
• M22: 29,711,633 km (0.094 R)
• M23: 31,225,115 km (0.057 R)
• M24: 34,027,382 km (0.102 R)
• M25: 34,531,228 km (0.078 R)
• M26: 36,072,684 km (0.06 R)
• M27: 37,525,429 km (0.057 R)
• M28: 39,707,613 km (0.1 R)
• M29: 53,744,980 km (0.083 R)
• M30: 58,110,096 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 899.1

Radius: 5.4

Gravity: 30.83 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 8.36 AU - 10.52 AU

Year: 20388 Days

Day: 18.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 86,577,876 km

• M1: 69,264 km (0.08 R)
• M2: 329,564 km (0.066 R)
• M3: 1,636,152 km (0.072 R)
• M4: 1,917,994 km (0.091 R)
• M5: 2,166,327 km (0.111 R)
• M6: 2,412,565 km (0.117 R)
• M7: 3,620,568 km (0.084 R)
• M8: 4,201,007 km (0.098 R)
• M9: 5,107,271 km (0.115 R)
• M10: 5,878,149 km (0.12 R)
• M11: 7,597,777 km (0.093 R)
• M12: 8,821,038 km (0.031 R)
• M13: 9,103,330 km (0.11 R)
• M14: 9,333,561 km (0.047 R)
• M15: 10,417,996 km (0.088 R)
• M16: 12,198,210 km (0.053 R)
• M17: 12,834,001 km (0.088 R)
• M18: 13,566,283 km (0.032 R)
• M19: 17,208,093 km (0.066 R)
• M20: 17,738,268 km (0.108 R)
• M21: 19,871,534 km (0.105 R)
• M22: 21,149,848 km (0.089 R)
• M23: 30,757,322 km (0.036 R)
• M24: 31,800,468 km (0.071 R)
• M25: 38,260,553 km (0.106 R)
• M26: 39,466,611 km (0.107 R)
• M27: 41,322,821 km (0.035 R)
• M28: 48,977,744 km (0.079 R)
• M29: 49,862,616 km (0.112 R)
• M30: 50,758,258 km (0.09 R)
• M31: 59,908,113 km (0.119 R)
• M32: 63,814,113 km (0.077 R)
• M33: 67,667,904 km (0.065 R)
• M34: 68,986,160 km (0.112 R)
• M35: 74,663,549 km (0.065 R)
• M36: 78,938,757 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 862.7

Radius: 4.1

Gravity: 51.32 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 9.12 AU - 10.52 AU

Year: 21631 Days

Day: 18.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 110.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 86,577,876 km

• M1: 53,855 km (0.118 R)
• M2: 189,541 km (0.111 R)
• M3: 581,337 km (0.058 R)
• M4: 785,538 km (0.087 R)
• M5: 997,668 km (0.103 R)
• M6: 1,850,526 km (0.066 R)
• M7: 4,258,603 km (0.111 R)
• M8: 4,398,327 km (0.065 R)
• M9: 4,798,950 km (0.064 R)
• M10: 5,105,177 km (0.051 R)
• M11: 6,693,308 km (0.076 R)
• M12: 7,675,867 km (0.065 R)
• M13: 8,806,976 km (0.08 R)
• M14: 9,034,515 km (0.111 R)
• M15: 12,932,886 km (0.098 R)
• M16: 13,152,794 km (0.092 R)
• M17: 17,108,611 km (0.117 R)
• M18: 17,373,848 km (0.108 R)
• M19: 27,498,632 km (0.08 R)
• M20: 27,740,831 km (0.104 R)
• M21: 28,475,805 km (0.027 R)
• M22: 35,829,288 km (0.107 R)
• M23: 44,021,268 km (0.045 R)
• M24: 44,685,782 km (0.107 R)
• M25: 44,853,032 km (0.12 R)
• M26: 45,357,027 km (0.072 R)
• M27: 47,759,120 km (0.037 R)
• M28: 49,169,080 km (0.117 R)
• M29: 54,703,902 km (0.089 R)
• M30: 56,246,855 km (0.058 R)
• M31: 58,415,575 km (0.091 R)
• M32: 61,875,923 km (0.047 R)
• M33: 62,709,483 km (0.112 R)
• M34: 65,040,367 km (0.087 R)
• M35: 68,755,331 km (0.09 R)
• M36: 74,706,484 km (0.082 R)
• M37: 78,291,298 km (0.115 R)
• M38: 80,991,838 km (0.085 R)
• M39: 85,286,494 km (0.053 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 264 - 10,966 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit