🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 923

Radius: 10.1

Gravity: 9.05 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.63 AU - 0.79 AU

Year: 392 Days

Day: 9.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 96,469,251 km

• M1: 125,662 km (0.116 R)
• M2: 489,035 km (0.047 R)
• M3: 992,133 km (0.049 R)
• M4: 1,380,639 km (0.103 R)
• M5: 1,755,082 km (0.077 R)
• M6: 2,144,635 km (0.092 R)
• M7: 2,542,416 km (0.104 R)
• M8: 3,320,026 km (0.095 R)
• M9: 3,738,750 km (0.032 R)
• M10: 4,178,867 km (0.032 R)
• M11: 5,131,357 km (0.08 R)
• M12: 5,490,391 km (0.077 R)
• M13: 6,114,065 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.7

Radius: 11.8

Gravity: 6.25 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.68 AU - 1.88 AU

Year: 1558 Days

Day: 11.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 96,469,251 km

• M1: 146,905 km (0.116 R)
• M2: 711,188 km (0.116 R)
• M3: 1,149,959 km (0.101 R)
• M4: 1,940,733 km (0.095 R)
• M5: 2,438,296 km (0.075 R)
• M6: 3,035,191 km (0.071 R)
• M7: 3,676,068 km (0.102 R)
• M8: 4,347,613 km (0.101 R)
• M9: 4,908,755 km (0.116 R)
• M10: 5,427,860 km (0.099 R)
• M11: 6,550,891 km (0.11 R)
• M12: 7,372,632 km (0.111 R)
• M13: 8,779,001 km (0.051 R)
• M14: 9,350,017 km (0.072 R)
• M15: 10,047,442 km (0.089 R)
• M16: 11,031,048 km (0.107 R)
• M17: 13,066,925 km (0.055 R)
• M18: 13,477,571 km (0.054 R)
• M19: 13,896,745 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 117.7

Radius: 10.2

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.47 AU - 2.41 AU

Year: 1773 Days

Day: 14.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 96,469,251 km

• M1: 126,859 km (0.078 R)
• M2: 482,004 km (0.109 R)
• M3: 837,150 km (0.053 R)
• M4: 1,802,056 km (0.108 R)
• M5: 2,129,526 km (0.112 R)
• M6: 2,753,947 km (0.098 R)
• M7: 3,296,090 km (0.07 R)
• M8: 4,726,844 km (0.081 R)
• M9: 7,408,535 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.9

Radius: 14.3

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.75 AU - 2.33 AU

Year: 1911 Days

Day: 12.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 96,469,251 km

• M1: 177,872 km (0.052 R)
• M2: 648,956 km (0.107 R)
• M3: 1,160,281 km (0.112 R)
• M4: 1,674,449 km (0.096 R)
• M5: 2,162,886 km (0.089 R)
• M6: 2,692,612 km (0.102 R)
• M7: 3,169,231 km (0.076 R)
• M8: 3,634,929 km (0.05 R)
• M9: 4,146,554 km (0.096 R)
• M10: 4,746,740 km (0.039 R)
• M11: 5,316,260 km (0.093 R)
• M12: 6,146,827 km (0.056 R)
• M13: 7,442,195 km (0.118 R)
• M14: 8,912,742 km (0.029 R)
• M15: 10,119,997 km (0.064 R)
• M16: 11,619,715 km (0.067 R)
• M17: 12,306,070 km (0.11 R)
• M18: 14,098,103 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.6

Radius: 12.8

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.4 AU - 3.82 AU

Year: 3598 Days

Day: 7.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 96,469,251 km

• M1: 159,621 km (0.071 R)
• M2: 1,471,594 km (0.053 R)
• M3: 3,353,236 km (0.09 R)
• M4: 3,832,548 km (0.078 R)
• M5: 4,395,335 km (0.101 R)
• M6: 5,375,650 km (0.077 R)
• M7: 6,877,313 km (0.096 R)
• M8: 8,081,277 km (0.089 R)
• M9: 11,775,596 km (0.068 R)
• M10: 14,200,727 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 937

Radius: 14.8

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2.63 AU - 4.01 AU

Year: 3968 Days

Day: 7.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 96,469,251 km

• M1: 184,005 km (0.066 R)
• M2: 1,200,822 km (0.119 R)
• M3: 1,983,967 km (0.044 R)
• M4: 2,485,718 km (0.075 R)
• M5: 3,710,177 km (0.072 R)
• M6: 4,986,097 km (0.033 R)
• M7: 5,696,986 km (0.099 R)
• M8: 7,154,219 km (0.065 R)
• M9: 7,668,237 km (0.085 R)
• M10: 9,042,742 km (0.057 R)
• M11: 10,145,428 km (0.11 R)
• M12: 14,153,604 km (0.104 R)
• M13: 15,300,421 km (0.118 R)
• M14: 16,040,931 km (0.114 R)
• M15: 16,686,146 km (0.035 R)
• M16: 17,903,574 km (0.082 R)
• M17: 19,114,120 km (0.112 R)
• M18: 20,310,753 km (0.095 R)
• M19: 23,000,523 km (0.11 R)
• M20: 23,520,675 km (0.114 R)
• M21: 24,354,085 km (0.084 R)
• M22: 26,645,774 km (0.064 R)
• M23: 28,222,985 km (0.051 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.8

Radius: 8.3

Gravity: 6.43 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 3.78 AU - 5.28 AU

Year: 6325 Days

Day: 13.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 96,469,251 km

• M1: 103,372 km (0.084 R)
• M2: 440,715 km (0.102 R)
• M3: 892,501 km (0.04 R)
• M4: 1,227,002 km (0.112 R)
• M5: 1,682,677 km (0.037 R)
• M6: 2,125,038 km (0.075 R)
• M7: 2,858,217 km (0.095 R)
• M8: 3,953,423 km (0.064 R)
• M9: 4,382,619 km (0.084 R)
• M10: 6,909,926 km (0.096 R)
• M11: 8,577,643 km (0.082 R)
• M12: 8,892,995 km (0.101 R)
• M13: 9,546,887 km (0.105 R)
• M14: 10,014,680 km (0.086 R)
• M15: 11,228,068 km (0.048 R)
• M16: 13,305,833 km (0.063 R)
• M17: 15,337,970 km (0.084 R)
• M18: 18,336,061 km (0.063 R)
• M19: 22,512,984 km (0.057 R)
• M20: 25,624,769 km (0.096 R)
• M21: 26,197,430 km (0.112 R)
• M22: 27,708,966 km (0.08 R)
• M23: 30,174,489 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 616.5

Radius: 7.9

Gravity: 9.88 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 7.22 AU - 9.58 AU

Year: 15971 Days

Day: 23.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 96,469,251 km

• M1: 99,183 km (0.116 R)
• M2: 356,791 km (0.057 R)
• M3: 626,366 km (0.057 R)
• M4: 1,015,321 km (0.092 R)
• M5: 1,454,690 km (0.109 R)
• M6: 1,735,634 km (0.112 R)
• M7: 2,071,482 km (0.12 R)
• M8: 2,493,049 km (0.083 R)
• M9: 2,828,297 km (0.089 R)
• M10: 4,386,060 km (0.062 R)
• M11: 5,661,681 km (0.115 R)
• M12: 7,848,652 km (0.046 R)
• M13: 8,326,019 km (0.065 R)
• M14: 8,571,808 km (0.069 R)
• M15: 10,374,463 km (0.115 R)
• M16: 11,126,192 km (0.069 R)
• M17: 12,100,523 km (0.103 R)
• M18: 13,064,532 km (0.09 R)
• M19: 13,330,068 km (0.093 R)
• M20: 14,927,324 km (0.103 R)
• M21: 16,803,880 km (0.105 R)
• M22: 18,002,458 km (0.106 R)
• M23: 18,248,846 km (0.075 R)
• M24: 21,383,819 km (0.048 R)
• M25: 25,889,258 km (0.091 R)
• M26: 27,593,926 km (0.094 R)
• M27: 28,585,012 km (0.103 R)
• M28: 29,033,057 km (0.079 R)
• M29: 33,278,346 km (0.099 R)
• M30: 41,959,061 km (0.046 R)
• M31: 44,156,654 km (0.11 R)
• M32: 61,356,370 km (0.086 R)
• M33: 61,914,968 km (0.1 R)
• M34: 63,231,430 km (0.067 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 575.9

Radius: 3.6

Gravity: 44.44 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 10.5 AU - 11.02 AU

Year: 23154 Days

Day: 18.8 Hours

Environment

Temp: -238 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 96,469,251 km

• M1: 68,516 km (0.059 R)
• M2: 181,462 km (0.101 R)
• M3: 831,166 km (0.093 R)
• M4: 995,125 km (0.105 R)
• M5: 2,181,436 km (0.075 R)
• M6: 2,518,181 km (0.108 R)
• M7: 4,151,341 km (0.084 R)
• M8: 4,284,932 km (0.072 R)
• M9: 4,921,770 km (0.109 R)
• M10: 5,224,107 km (0.109 R)
• M11: 5,498,769 km (0.119 R)
• M12: 9,297,807 km (0.075 R)
• M13: 9,642,630 km (0.04 R)
• M14: 10,357,708 km (0.076 R)
• M15: 11,171,520 km (0.027 R)
• M16: 12,436,370 km (0.107 R)
• M17: 24,490,219 km (0.082 R)
• M18: 28,367,347 km (0.063 R)
• M19: 28,969,927 km (0.089 R)
• M20: 50,553,608 km (0.094 R)
• M21: 60,864,492 km (0.099 R)
• M22: 71,156,377 km (0.089 R)

Planet 10 - Ice Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 974.9

Radius: 7.2

Gravity: 18.81 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 9.66 AU - 12.34 AU

Year: 23933 Days

Day: 18.7 Hours

Environment

Temp: -240 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 96,469,251 km

• M1: 89,609 km (0.051 R)
• M2: 353,949 km (0.095 R)
• M3: 1,060,799 km (0.088 R)
• M4: 1,577,510 km (0.044 R)
• M5: 1,944,772 km (0.084 R)
• M6: 2,205,222 km (0.058 R)
• M7: 3,428,783 km (0.081 R)
• M8: 4,511,722 km (0.08 R)
• M9: 4,892,748 km (0.049 R)
• M10: 5,850,773 km (0.102 R)
• M11: 7,436,061 km (0.052 R)
• M12: 7,752,461 km (0.083 R)
• M13: 9,717,578 km (0.067 R)
• M14: 10,748,308 km (0.11 R)
• M15: 13,877,147 km (0.12 R)
• M16: 17,938,430 km (0.098 R)
• M17: 18,991,749 km (0.028 R)
• M18: 19,683,340 km (0.115 R)
• M19: 20,700,007 km (0.056 R)
• M20: 21,011,769 km (0.1 R)
• M21: 21,538,353 km (0.119 R)
• M22: 24,534,948 km (0.117 R)
• M23: 26,435,889 km (0.111 R)
• M24: 30,662,627 km (0.102 R)
• M25: 31,340,006 km (0.113 R)
• M26: 36,969,972 km (0.082 R)
• M27: 37,737,110 km (0.053 R)
• M28: 38,358,540 km (0.081 R)
• M29: 42,565,082 km (0.077 R)
• M30: 44,433,859 km (0.091 R)
• M31: 45,826,765 km (0.064 R)
• M32: 48,516,534 km (0.047 R)
• M33: 52,842,306 km (0.111 R)
• M34: 57,214,154 km (0.072 R)
• M35: 57,828,403 km (0.074 R)
• M36: 62,036,143 km (0.037 R)
• M37: 63,337,345 km (0.068 R)
• M38: 72,002,502 km (0.094 R)
• M39: 73,198,388 km (0.099 R)
• M40: 82,202,235 km (0.066 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 15,828 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit