🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 952.7

Radius: 9.3

Gravity: 11.02 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.74 AU - 0.74 AU

Year: 418 Days

Day: 12.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 37,667,787 km

• M1: 115,639 km (0.088 R)
• M2: 462,706 km (0.111 R)
• M3: 1,025,643 km (0.075 R)
• M4: 1,394,851 km (0.068 R)
• M5: 1,704,668 km (0.107 R)
• M6: 2,398,503 km (0.068 R)
• M7: 2,870,035 km (0.104 R)
• M8: 3,222,039 km (0.092 R)
• M9: 3,628,347 km (0.116 R)
• M10: 4,180,662 km (0.118 R)
• M11: 4,604,323 km (0.057 R)
• M12: 4,976,523 km (0.051 R)
• M13: 5,486,951 km (0.103 R)
• M14: 6,104,640 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.1

Radius: 13.4

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.78 AU - 0.84 AU

Year: 478 Days

Day: 9 Hours

Environment

Temp: -150 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 37,667,787 km

• M1: 166,652 km (0.029 R)
• M2: 632,201 km (0.099 R)
• M3: 1,351,766 km (0.095 R)
• M4: 1,992,494 km (0.072 R)
• M5: 2,530,747 km (0.108 R)
• M6: 3,062,119 km (0.075 R)
• M7: 3,502,984 km (0.098 R)
• M8: 4,649,651 km (0.077 R)
• M9: 6,480,131 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.7

Radius: 14.2

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.08 AU - 1.48 AU

Year: 950 Days

Day: 6.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 37,667,787 km

• M1: 176,525 km (0.115 R)
• M2: 800,947 km (0.047 R)
• M3: 1,292,825 km (0.091 R)
• M4: 2,091,827 km (0.054 R)
• M5: 3,318,679 km (0.067 R)
• M6: 3,851,696 km (0.097 R)
• M7: 4,587,568 km (0.093 R)
• M8: 5,944,720 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.8

Radius: 10.7

Gravity: 5.53 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.45 AU - 1.97 AU

Year: 1467 Days

Day: 14.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 37,667,787 km

• M1: 133,142 km (0.048 R)
• M2: 763,099 km (0.04 R)
• M3: 1,672,953 km (0.069 R)
• M4: 2,123,243 km (0.044 R)
• M5: 2,813,038 km (0.118 R)
• M6: 4,050,512 km (0.102 R)
• M7: 5,340,794 km (0.075 R)
• M8: 6,023,109 km (0.077 R)
• M9: 6,962,883 km (0.025 R)
• M10: 8,193,775 km (0.078 R)
• M11: 8,772,120 km (0.093 R)
• M12: 9,377,393 km (0.104 R)
• M13: 12,081,225 km (0.119 R)
• M14: 12,602,873 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.3

Radius: 11.9

Gravity: 6.32 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.65 AU - 1.89 AU

Year: 1545 Days

Day: 6.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 37,667,787 km

• M1: 148,551 km (0.117 R)
• M2: 588,668 km (0.086 R)
• M3: 961,017 km (0.091 R)
• M4: 1,446,312 km (0.035 R)
• M5: 2,026,004 km (0.094 R)
• M6: 2,592,232 km (0.075 R)
• M7: 3,521,235 km (0.087 R)
• M8: 4,268,326 km (0.116 R)
• M9: 4,969,342 km (0.106 R)
• M10: 5,745,605 km (0.047 R)
• M11: 6,423,433 km (0.075 R)
• M12: 7,400,008 km (0.049 R)
• M13: 8,352,348 km (0.115 R)
• M14: 8,811,464 km (0.106 R)
• M15: 9,881,089 km (0.112 R)
• M16: 11,739,543 km (0.064 R)
• M17: 12,791,516 km (0.068 R)
• M18: 14,551,385 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.7

Radius: 8.5

Gravity: 9.86 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 4.65 AU - 6.13 AU

Year: 8209 Days

Day: 7.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 37,667,787 km

• M1: 105,915 km (0.077 R)
• M2: 477,068 km (0.076 R)
• M3: 826,678 km (0.114 R)
• M4: 1,218,475 km (0.1 R)
• M5: 1,550,432 km (0.086 R)
• M6: 2,171,263 km (0.11 R)
• M7: 3,033,246 km (0.064 R)
• M8: 3,435,964 km (0.114 R)
• M9: 4,240,202 km (0.026 R)
• M10: 5,674,247 km (0.067 R)
• M11: 6,112,868 km (0.087 R)
• M12: 8,741,153 km (0.057 R)
• M13: 10,327,489 km (0.103 R)
• M14: 12,429,040 km (0.109 R)
• M15: 13,111,356 km (0.115 R)
• M16: 14,675,402 km (0.08 R)
• M17: 15,828,502 km (0.07 R)
• M18: 16,159,263 km (0.063 R)
• M19: 17,882,780 km (0.029 R)
• M20: 20,340,972 km (0.119 R)
• M21: 22,264,352 km (0.086 R)
• M22: 25,102,672 km (0.09 R)
• M23: 26,935,396 km (0.067 R)
• M24: 28,954,069 km (0.085 R)
• M25: 29,949,943 km (0.111 R)
• M26: 31,904,588 km (0.088 R)
• M27: 34,493,379 km (0.065 R)
• M28: 36,294,987 km (0.112 R)
• M29: 36,639,660 km (0.115 R)
• M30: 36,986,428 km (0.09 R)
• M31: 38,158,378 km (0.059 R)
• M32: 39,840,456 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 447.1

Radius: 6.9

Gravity: 9.39 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 6.59 AU - 8.71 AU

Year: 13880 Days

Day: 20.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 37,667,787 km

• M1: 92,302 km (0.112 R)
• M2: 382,073 km (0.102 R)
• M3: 845,378 km (0.093 R)
• M4: 1,425,369 km (0.114 R)
• M5: 2,188,467 km (0.089 R)
• M6: 2,766,214 km (0.067 R)
• M7: 6,088,484 km (0.095 R)
• M8: 7,819,182 km (0.095 R)
• M9: 9,401,777 km (0.114 R)
• M10: 9,651,307 km (0.097 R)
• M11: 10,111,619 km (0.095 R)
• M12: 15,900,608 km (0.068 R)
• M13: 31,471,802 km (0.058 R)
• M14: 33,399,819 km (0.079 R)
• M15: 34,569,974 km (0.062 R)
• M16: 36,621,559 km (0.082 R)
• M17: 37,364,611 km (0.099 R)
• M18: 42,305,979 km (0.101 R)
• M19: 43,952,453 km (0.112 R)
• M20: 49,147,837 km (0.053 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 160.3

Radius: 6.2

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 6.28 AU - 9.4 AU

Year: 14401 Days

Day: 23.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 37,667,787 km

• M1: 78,539 km (0.12 R)
• M2: 351,555 km (0.108 R)
• M3: 564,882 km (0.098 R)
• M4: 1,003,353 km (0.075 R)
• M5: 1,477,728 km (0.119 R)
• M6: 1,981,125 km (0.095 R)
• M7: 2,429,170 km (0.053 R)
• M8: 2,822,463 km (0.111 R)
• M9: 3,045,065 km (0.112 R)
• M10: 4,889,606 km (0.086 R)
• M11: 5,241,610 km (0.113 R)
• M12: 6,856,968 km (0.096 R)
• M13: 7,564,267 km (0.053 R)
• M14: 8,278,148 km (0.085 R)
• M15: 9,387,266 km (0.089 R)
• M16: 11,231,808 km (0.078 R)
• M17: 12,426,048 km (0.041 R)
• M18: 16,774,708 km (0.108 R)
• M19: 18,261,113 km (0.072 R)
• M20: 18,822,703 km (0.068 R)
• M21: 22,119,392 km (0.112 R)
• M22: 24,830,703 km (0.056 R)
• M23: 26,221,664 km (0.109 R)
• M24: 26,936,293 km (0.069 R)
• M25: 30,705,262 km (0.095 R)
• M26: 36,440,845 km (0.038 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 458 - 18,560 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit