🌌 Stone's Star System Generator

Asteroid Belt

Center: 3.01 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332.2

Radius: 14.4

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 5.5 AU - 6.52 AU

Year: 5178 Days

Day: 14.3 Hours

Environment

Temp: -139 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 99,236,208 km

• M1: 180,116 km (0.068 R)
• M2: 669,600 km (0.049 R)
• M3: 1,294,470 km (0.076 R)
• M4: 1,889,571 km (0.073 R)
• M5: 2,587,146 km (0.044 R)
• M6: 3,102,809 km (0.116 R)
• M7: 4,059,787 km (0.052 R)
• M8: 5,256,720 km (0.116 R)
• M9: 6,149,370 km (0.063 R)
• M10: 8,953,283 km (0.109 R)
• M11: 9,518,015 km (0.11 R)
• M12: 10,267,500 km (0.102 R)
• M13: 13,470,091 km (0.111 R)
• M14: 15,458,098 km (0.045 R)
• M15: 17,058,346 km (0.082 R)
• M16: 19,133,867 km (0.104 R)
• M17: 20,200,649 km (0.074 R)
• M18: 20,846,463 km (0.104 R)
• M19: 22,797,519 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.2

Radius: 11.3

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 6.18 AU - 6.68 AU

Year: 5731 Days

Day: 12.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 99,236,208 km

• M1: 140,622 km (0.079 R)
• M2: 635,342 km (0.038 R)
• M3: 1,053,019 km (0.099 R)
• M4: 1,776,325 km (0.094 R)
• M5: 2,265,809 km (0.041 R)
• M6: 2,658,953 km (0.12 R)
• M7: 3,563,122 km (0.101 R)
• M8: 3,930,385 km (0.097 R)
• M9: 4,502,896 km (0.09 R)
• M10: 7,294,991 km (0.12 R)
• M11: 8,200,806 km (0.114 R)
• M12: 9,307,830 km (0.1 R)
• M13: 9,875,255 km (0.116 R)
• M14: 10,935,455 km (0.113 R)
• M15: 11,419,553 km (0.078 R)
• M16: 12,070,005 km (0.118 R)
• M17: 13,555,213 km (0.111 R)
• M18: 14,863,596 km (0.067 R)
• M19: 15,518,236 km (0.052 R)
• M20: 18,670,861 km (0.095 R)
• M21: 22,926,472 km (0.042 R)
• M22: 24,205,384 km (0.106 R)
• M23: 25,111,798 km (0.098 R)
• M24: 27,255,984 km (0.088 R)
• M25: 28,056,931 km (0.095 R)
• M26: 32,795,294 km (0.105 R)
• M27: 33,498,554 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 683.6

Radius: 12

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5.85 AU - 8.59 AU

Year: 6818 Days

Day: 5.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 99,236,208 km

• M1: 149,299 km (0.108 R)
• M2: 673,041 km (0.12 R)
• M3: 1,465,311 km (0.082 R)
• M4: 3,817,438 km (0.095 R)
• M5: 5,968,805 km (0.115 R)
• M6: 7,175,312 km (0.114 R)
• M7: 9,434,539 km (0.062 R)
• M8: 10,439,987 km (0.08 R)
• M9: 15,308,500 km (0.081 R)
• M10: 15,803,369 km (0.095 R)
• M11: 16,245,282 km (0.053 R)
• M12: 17,823,090 km (0.051 R)
• M13: 19,717,598 km (0.082 R)
• M14: 21,205,049 km (0.089 R)
• M15: 22,211,245 km (0.063 R)
• M16: 23,574,829 km (0.119 R)
• M17: 24,235,304 km (0.065 R)
• M18: 25,421,166 km (0.118 R)
• M19: 27,816,527 km (0.119 R)
• M20: 29,305,026 km (0.115 R)
• M21: 30,553,121 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215.9

Radius: 12.4

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 9.56 AU - 13.02 AU

Year: 13333 Days

Day: 5.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 99,236,208 km

• M1: 155,133 km (0.07 R)
• M2: 838,047 km (0.102 R)
• M3: 1,372,860 km (0.119 R)
• M4: 1,784,553 km (0.058 R)
• M5: 2,692,313 km (0.109 R)
• M6: 3,837,485 km (0.117 R)
• M7: 4,453,080 km (0.119 R)
• M8: 6,215,492 km (0.072 R)
• M9: 9,000,855 km (0.055 R)
• M10: 9,671,951 km (0.12 R)
• M11: 10,569,538 km (0.078 R)
• M12: 12,476,163 km (0.116 R)
• M13: 13,197,524 km (0.026 R)
• M14: 15,216,048 km (0.12 R)
• M15: 17,296,805 km (0.099 R)
• M16: 20,081,270 km (0.084 R)
• M17: 22,660,487 km (0.108 R)
• M18: 25,277,552 km (0.111 R)
• M19: 27,622,948 km (0.072 R)
• M20: 28,562,572 km (0.09 R)
• M21: 33,266,228 km (0.049 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 545.5

Radius: 9.6

Gravity: 5.92 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 9.37 AU - 13.37 AU

Year: 13475 Days

Day: 9.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 99,236,208 km

• M1: 119,678 km (0.1 R)
• M2: 1,069,924 km (0.108 R)
• M3: 3,327,505 km (0.077 R)
• M4: 4,126,208 km (0.041 R)
• M5: 4,885,268 km (0.052 R)
• M6: 6,365,988 km (0.094 R)
• M7: 7,167,683 km (0.12 R)
• M8: 8,874,146 km (0.043 R)
• M9: 9,925,669 km (0.08 R)
• M10: 11,859,670 km (0.077 R)
• M11: 12,760,848 km (0.118 R)
• M12: 15,040,420 km (0.105 R)
• M13: 18,909,171 km (0.073 R)
• M14: 20,474,264 km (0.074 R)
• M15: 24,522,382 km (0.105 R)
• M16: 25,883,124 km (0.111 R)
• M17: 28,332,042 km (0.082 R)
• M18: 29,612,599 km (0.112 R)
• M19: 30,047,929 km (0.116 R)
• M20: 34,041,145 km (0.09 R)
• M21: 36,849,546 km (0.108 R)
• M22: 39,677,095 km (0.066 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 692

Radius: 3.8

Gravity: 47.92 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 18.61 AU - 19.85 AU

Year: 29638 Days

Day: 18.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 99,236,208 km

• M1: 47,572 km (0.066 R)
• M2: 227,389 km (0.094 R)
• M3: 578,794 km (0.027 R)
• M4: 852,708 km (0.046 R)
• M5: 1,318,107 km (0.11 R)
• M6: 1,488,200 km (0.05 R)
• M7: 2,698,596 km (0.111 R)
• M8: 3,177,160 km (0.053 R)
• M9: 3,843,468 km (0.102 R)
• M10: 5,112,358 km (0.069 R)
• M11: 5,319,850 km (0.094 R)
• M12: 5,707,608 km (0.105 R)
• M13: 7,085,554 km (0.094 R)
• M14: 8,965,849 km (0.116 R)
• M15: 11,223,730 km (0.1 R)
• M16: 11,363,155 km (0.037 R)
• M17: 11,574,387 km (0.06 R)
• M18: 13,674,592 km (0.088 R)
• M19: 18,127,821 km (0.119 R)
• M20: 24,496,502 km (0.068 R)
• M21: 31,928,524 km (0.102 R)
• M22: 33,345,216 km (0.114 R)
• M23: 36,303,364 km (0.043 R)
• M24: 36,455,655 km (0.063 R)
• M25: 39,754,138 km (0.099 R)
• M26: 41,725,389 km (0.095 R)
• M27: 42,396,785 km (0.104 R)
• M28: 42,565,681 km (0.097 R)
• M29: 44,279,923 km (0.114 R)
• M30: 44,453,905 km (0.09 R)
• M31: 48,396,258 km (0.062 R)
• M32: 52,370,774 km (0.068 R)
• M33: 52,565,401 km (0.101 R)
• M34: 57,379,460 km (0.116 R)
• M35: 59,680,874 km (0.099 R)
• M36: 74,793,101 km (0.063 R)
• M37: 78,805,615 km (0.043 R)
• M38: 81,645,731 km (0.06 R)
• M39: 81,907,228 km (0.117 R)
• M40: 89,737,031 km (0.062 R)
• M41: 94,839,365 km (0.082 R)
• M42: 95,998,898 km (0.034 R)
• M43: 96,582,180 km (0.104 R)

Kuiper Belt

Range: 31.2 - 58.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 538 - 12,818 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit