🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.92 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.9

Radius: 12.3

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.76 AU - 1.9 AU

Year: 1651 Days

Day: 6.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 38,991,915 km

• M1: 153,039 km (0.114 R)
• M2: 639,381 km (0.118 R)
• M3: 1,281,605 km (0.029 R)
• M4: 1,757,775 km (0.078 R)
• M5: 2,340,459 km (0.109 R)
• M6: 2,785,512 km (0.104 R)
• M7: 5,365,028 km (0.102 R)
• M8: 5,928,115 km (0.098 R)
• M9: 7,910,436 km (0.081 R)
• M10: 8,558,045 km (0.036 R)
• M11: 9,535,817 km (0.113 R)
• M12: 10,051,930 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 246

Radius: 10.7

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.41 AU - 2.29 AU

Year: 1678 Days

Day: 12.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 38,991,915 km

• M1: 132,993 km (0.071 R)
• M2: 549,623 km (0.057 R)
• M3: 992,881 km (0.11 R)
• M4: 1,427,463 km (0.09 R)
• M5: 1,789,340 km (0.114 R)
• M6: 2,489,907 km (0.1 R)
• M7: 3,407,391 km (0.12 R)
• M8: 4,097,186 km (0.099 R)
• M9: 4,484,346 km (0.079 R)
• M10: 4,822,587 km (0.038 R)
• M11: 5,216,328 km (0.079 R)
• M12: 6,328,588 km (0.108 R)
• M13: 6,732,503 km (0.045 R)
• M14: 7,322,068 km (0.119 R)
• M15: 8,178,815 km (0.105 R)
• M16: 9,822,447 km (0.04 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.5

Radius: 10

Gravity: 7.9 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 2.18 AU - 2.88 AU

Year: 2684 Days

Day: 5.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 38,991,915 km

• M1: 125,213 km (0.104 R)
• M2: 437,574 km (0.117 R)
• M3: 780,153 km (0.102 R)
• M4: 1,151,754 km (0.034 R)
• M5: 1,556,865 km (0.062 R)
• M6: 2,785,213 km (0.113 R)
• M7: 3,097,723 km (0.104 R)
• M8: 3,833,445 km (0.076 R)
• M9: 4,200,708 km (0.111 R)
• M10: 4,959,020 km (0.066 R)
• M11: 6,018,622 km (0.077 R)
• M12: 8,276,502 km (0.075 R)
• M13: 9,104,826 km (0.104 R)
• M14: 9,539,407 km (0.092 R)
• M15: 10,489,055 km (0.104 R)
• M16: 10,926,329 km (0.114 R)
• M17: 12,355,587 km (0.106 R)
• M18: 13,483,256 km (0.055 R)
• M19: 14,727,312 km (0.051 R)
• M20: 15,581,217 km (0.072 R)
• M21: 15,942,346 km (0.097 R)
• M22: 18,398,294 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.3

Radius: 9.3

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.22 AU - 4.66 AU

Year: 5215 Days

Day: 5.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 38,991,915 km

• M1: 115,789 km (0.103 R)
• M2: 585,825 km (0.111 R)
• M3: 1,140,534 km (0.111 R)
• M4: 1,628,822 km (0.056 R)
• M5: 2,239,480 km (0.119 R)
• M6: 3,599,774 km (0.084 R)
• M7: 5,114,003 km (0.08 R)
• M8: 8,958,818 km (0.05 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.4

Radius: 13.9

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 3.32 AU - 5.19 AU

Year: 5843 Days

Day: 10.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 104.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 38,991,915 km

• M1: 180,565 km (0.06 R)
• M2: 638,484 km (0.102 R)
• M3: 1,165,068 km (0.111 R)
• M4: 3,114,328 km (0.111 R)
• M5: 3,722,593 km (0.084 R)
• M6: 4,482,551 km (0.068 R)
• M7: 6,344,147 km (0.109 R)
• M8: 7,465,682 km (0.112 R)
• M9: 8,832,109 km (0.091 R)
• M10: 11,440,198 km (0.083 R)
• M11: 12,056,392 km (0.053 R)
• M12: 14,362,144 km (0.088 R)
• M13: 17,253,721 km (0.074 R)
• M14: 21,353,450 km (0.06 R)
• M15: 23,251,249 km (0.074 R)
• M16: 24,943,051 km (0.087 R)
• M17: 25,578,094 km (0.053 R)
• M18: 29,265,981 km (0.05 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.1

Radius: 14

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 3.46 AU - 5.18 AU

Year: 5988 Days

Day: 11.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 38,991,915 km

• M1: 174,132 km (0.119 R)
• M2: 826,678 km (0.099 R)
• M3: 1,306,139 km (0.026 R)
• M4: 2,161,988 km (0.113 R)
• M5: 3,455,412 km (0.114 R)
• M6: 4,429,294 km (0.113 R)
• M7: 5,517,169 km (0.118 R)
• M8: 6,705,425 km (0.097 R)
• M9: 7,323,115 km (0.099 R)
• M10: 8,423,108 km (0.074 R)
• M11: 9,675,841 km (0.119 R)
• M12: 10,706,420 km (0.046 R)
• M13: 11,912,778 km (0.12 R)
• M14: 13,602,934 km (0.119 R)
• M15: 19,997,047 km (0.027 R)
• M16: 25,024,732 km (0.067 R)
• M17: 25,718,268 km (0.114 R)
• M18: 27,234,442 km (0.093 R)
• M19: 28,527,267 km (0.078 R)
• M20: 29,571,310 km (0.068 R)
• M21: 30,739,370 km (0.071 R)
• M22: 31,635,312 km (0.082 R)
• M23: 33,688,692 km (0.088 R)
• M24: 37,606,511 km (0.058 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 645.5

Radius: 6.1

Gravity: 17.35 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 6.54 AU - 6.54 AU

Year: 11153 Days

Day: 17.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 38,991,915 km

• M1: 77,342 km (0.096 R)
• M2: 355,744 km (0.057 R)
• M3: 722,408 km (0.097 R)
• M4: 1,148,463 km (0.102 R)
• M5: 1,371,364 km (0.06 R)
• M6: 1,593,816 km (0.095 R)
• M7: 1,889,421 km (0.115 R)
• M8: 2,130,124 km (0.109 R)
• M9: 3,579,428 km (0.108 R)
• M10: 3,787,968 km (0.068 R)
• M11: 4,116,185 km (0.117 R)
• M12: 4,345,369 km (0.107 R)
• M13: 6,159,543 km (0.085 R)
• M14: 6,421,788 km (0.104 R)
• M15: 7,130,583 km (0.087 R)
• M16: 9,520,109 km (0.091 R)
• M17: 13,304,636 km (0.115 R)
• M18: 15,734,255 km (0.082 R)
• M19: 16,154,326 km (0.085 R)
• M20: 17,608,417 km (0.104 R)
• M21: 18,290,434 km (0.104 R)
• M22: 18,911,415 km (0.104 R)
• M23: 20,277,393 km (0.064 R)
• M24: 21,365,269 km (0.084 R)
• M25: 22,579,854 km (0.084 R)
• M26: 24,580,426 km (0.063 R)
• M27: 25,241,050 km (0.089 R)
• M28: 29,244,439 km (0.105 R)
• M29: 29,560,689 km (0.098 R)
• M30: 30,739,969 km (0.094 R)
• M31: 32,736,801 km (0.073 R)
• M32: 36,986,727 km (0.113 R)
• M33: 38,734,180 km (0.12 R)
• M34: 41,325,065 km (0.119 R)
• M35: 49,189,425 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 215.8

Radius: 5

Gravity: 8.63 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 6.78 AU - 7.76 AU

Year: 13072 Days

Day: 21.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 38,991,915 km

• M1: 62,382 km (0.118 R)
• M2: 289,173 km (0.115 R)
• M3: 685,158 km (0.101 R)
• M4: 1,255,874 km (0.073 R)
• M5: 1,986,510 km (0.061 R)
• M6: 3,378,369 km (0.056 R)
• M7: 3,729,176 km (0.12 R)
• M8: 5,195,983 km (0.083 R)
• M9: 5,663,327 km (0.071 R)
• M10: 6,972,308 km (0.052 R)
• M11: 10,901,945 km (0.117 R)
• M12: 11,510,659 km (0.1 R)
• M13: 11,928,785 km (0.099 R)
• M14: 12,411,238 km (0.12 R)
• M15: 13,244,199 km (0.095 R)
• M16: 13,703,315 km (0.075 R)
• M17: 14,113,662 km (0.105 R)
• M18: 14,897,405 km (0.103 R)
• M19: 15,456,751 km (0.107 R)
• M20: 16,883,017 km (0.107 R)
• M21: 17,696,830 km (0.061 R)
• M22: 18,113,310 km (0.086 R)
• M23: 22,081,244 km (0.109 R)
• M24: 28,253,203 km (0.089 R)
• M25: 31,781,320 km (0.072 R)
• M26: 32,293,543 km (0.099 R)
• M27: 33,229,128 km (0.077 R)
• M28: 33,756,760 km (0.048 R)
• M29: 35,702,280 km (0.045 R)
• M30: 36,702,491 km (0.084 R)
• M31: 37,040,134 km (0.062 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 239 - 11,126 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit