🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.6

Radius: 8.6

Gravity: 11.15 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.33 AU - 1.43 AU

Year: 1031 Days

Day: 14.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 62,526,643 km

• M1: 107,262 km (0.078 R)
• M2: 464,053 km (0.096 R)
• M3: 745,446 km (0.102 R)
• M4: 1,078,750 km (0.056 R)
• M5: 1,389,315 km (0.076 R)
• M6: 1,686,118 km (0.113 R)
• M7: 2,184,727 km (0.11 R)
• M8: 3,017,389 km (0.116 R)
• M9: 3,567,161 km (0.117 R)
• M10: 3,915,126 km (0.087 R)
• M11: 4,233,769 km (0.116 R)
• M12: 5,898,644 km (0.107 R)
• M13: 6,547,450 km (0.078 R)
• M14: 7,095,128 km (0.095 R)
• M15: 8,146,801 km (0.1 R)
• M16: 8,922,615 km (0.093 R)
• M17: 10,022,160 km (0.058 R)
• M18: 10,588,537 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815.3

Radius: 13.9

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.46 AU - 1.88 AU

Year: 1372 Days

Day: 9.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,526,643 km

• M1: 172,935 km (0.093 R)
• M2: 790,176 km (0.096 R)
• M3: 1,263,504 km (0.076 R)
• M4: 1,820,606 km (0.118 R)
• M5: 2,540,920 km (0.105 R)
• M6: 3,853,641 km (0.096 R)
• M7: 4,312,458 km (0.089 R)
• M8: 4,887,512 km (0.1 R)
• M9: 5,689,357 km (0.115 R)
• M10: 7,080,617 km (0.073 R)
• M11: 8,023,831 km (0.062 R)
• M12: 8,717,816 km (0.064 R)
• M13: 9,264,447 km (0.099 R)
• M14: 10,259,422 km (0.105 R)
• M15: 10,973,153 km (0.069 R)
• M16: 13,235,672 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.3

Radius: 14

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.78 AU - 2.84 AU

Year: 2232 Days

Day: 13 Hours

Environment

Temp: -184 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 62,526,643 km

• M1: 174,132 km (0.071 R)
• M2: 662,270 km (0.107 R)
• M3: 1,275,621 km (0.075 R)
• M4: 3,605,009 km (0.087 R)
• M5: 4,911,597 km (0.102 R)
• M6: 6,178,392 km (0.092 R)
• M7: 6,646,185 km (0.098 R)
• M8: 7,278,236 km (0.054 R)
• M9: 7,950,229 km (0.091 R)
• M10: 9,217,473 km (0.056 R)
• M11: 11,636,171 km (0.098 R)
• M12: 13,055,556 km (0.078 R)
• M13: 13,698,079 km (0.106 R)
• M14: 14,678,543 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 909.2

Radius: 8.7

Gravity: 12.01 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.31 AU - 2.49 AU

Year: 2364 Days

Day: 11.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,526,643 km

• M1: 108,159 km (0.035 R)
• M2: 566,976 km (0.119 R)
• M3: 974,481 km (0.063 R)
• M4: 1,678,787 km (0.082 R)
• M5: 2,201,183 km (0.109 R)
• M6: 2,479,286 km (0.104 R)
• M7: 2,812,590 km (0.096 R)
• M8: 3,210,221 km (0.107 R)
• M9: 3,759,694 km (0.078 R)
• M10: 4,118,579 km (0.115 R)
• M11: 7,097,521 km (0.114 R)
• M12: 7,710,274 km (0.105 R)
• M13: 8,391,094 km (0.113 R)
• M14: 8,832,408 km (0.057 R)
• M15: 11,193,511 km (0.115 R)
• M16: 14,229,899 km (0.101 R)
• M17: 15,757,593 km (0.111 R)
• M18: 18,674,751 km (0.066 R)
• M19: 19,193,706 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.5

Radius: 12.4

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.13 AU - 2.79 AU

Year: 2453 Days

Day: 14.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,526,643 km

• M1: 154,235 km (0.11 R)
• M2: 727,345 km (0.077 R)
• M3: 1,210,097 km (0.064 R)
• M4: 1,778,868 km (0.09 R)
• M5: 2,294,532 km (0.084 R)
• M6: 2,687,675 km (0.093 R)
• M7: 3,444,940 km (0.071 R)
• M8: 4,558,696 km (0.111 R)
• M9: 5,187,007 km (0.097 R)
• M10: 6,278,772 km (0.112 R)
• M11: 6,998,039 km (0.086 R)
• M12: 8,914,088 km (0.086 R)
• M13: 9,489,143 km (0.11 R)
• M14: 11,117,067 km (0.095 R)
• M15: 12,213,918 km (0.108 R)
• M16: 13,151,448 km (0.067 R)
• M17: 15,119,558 km (0.114 R)
• M18: 15,886,546 km (0.096 R)
• M19: 16,465,190 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 696.3

Radius: 12.5

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.93 AU - 3.09 AU

Year: 2528 Days

Day: 6.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,526,643 km

• M1: 155,432 km (0.075 R)
• M2: 561,740 km (0.08 R)
• M3: 968,048 km (0.063 R)
• M4: 1,482,515 km (0.115 R)
• M5: 2,052,632 km (0.099 R)
• M6: 2,736,145 km (0.032 R)
• M7: 4,061,433 km (0.108 R)
• M8: 4,711,136 km (0.056 R)
• M9: 5,213,486 km (0.058 R)
• M10: 5,751,589 km (0.095 R)
• M11: 6,407,726 km (0.062 R)
• M12: 7,439,801 km (0.116 R)
• M13: 8,349,356 km (0.117 R)
• M14: 8,882,224 km (0.089 R)
• M15: 10,201,677 km (0.114 R)
• M16: 15,382,700 km (0.116 R)
• M17: 16,700,209 km (0.042 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 183

Radius: 7.4

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 5.06 AU - 7.66 AU

Year: 10198 Days

Day: 22.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,526,643 km

• M1: 92,152 km (0.072 R)
• M2: 341,532 km (0.08 R)
• M3: 640,129 km (0.072 R)
• M4: 1,306,887 km (0.103 R)
• M5: 1,621,043 km (0.032 R)
• M6: 3,584,215 km (0.07 R)
• M7: 4,156,278 km (0.032 R)
• M8: 4,734,773 km (0.094 R)
• M9: 5,394,499 km (0.107 R)
• M10: 6,794,436 km (0.036 R)
• M11: 7,032,147 km (0.078 R)
• M12: 8,267,078 km (0.116 R)
• M13: 8,538,298 km (0.096 R)
• M14: 9,811,526 km (0.106 R)
• M15: 12,173,976 km (0.068 R)
• M16: 16,481,796 km (0.062 R)
• M17: 19,927,783 km (0.117 R)
• M18: 24,614,235 km (0.082 R)
• M19: 25,095,492 km (0.09 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 993.3

Radius: 6.9

Gravity: 20.86 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 4.89 AU - 8.07 AU

Year: 10488 Days

Day: 19.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 62,526,643 km

• M1: 85,869 km (0.106 R)
• M2: 319,242 km (0.118 R)
• M3: 649,404 km (0.077 R)
• M4: 1,223,561 km (0.074 R)
• M5: 2,322,657 km (0.091 R)
• M6: 2,804,960 km (0.049 R)
• M7: 3,082,165 km (0.087 R)
• M8: 3,745,781 km (0.119 R)
• M9: 4,752,425 km (0.096 R)
• M10: 4,980,263 km (0.032 R)
• M11: 5,928,713 km (0.05 R)
• M12: 6,909,327 km (0.046 R)
• M13: 9,088,220 km (0.113 R)
• M14: 10,171,458 km (0.058 R)
• M15: 11,628,990 km (0.095 R)
• M16: 13,803,545 km (0.101 R)
• M17: 14,813,480 km (0.063 R)
• M18: 18,138,143 km (0.117 R)
• M19: 22,653,905 km (0.052 R)
• M20: 31,257,577 km (0.117 R)
• M21: 34,670,204 km (0.118 R)
• M22: 44,056,872 km (0.105 R)
• M23: 44,343,202 km (0.066 R)
• M24: 44,631,029 km (0.055 R)
• M25: 47,426,564 km (0.083 R)
• M26: 49,869,497 km (0.103 R)
• M27: 51,915,099 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 235.9

Radius: 4.9

Gravity: 9.83 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 5.56 AU - 7.86 AU

Year: 11051 Days

Day: 21.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 62,526,643 km

• M1: 60,886 km (0.108 R)
• M2: 249,828 km (0.06 R)
• M3: 402,568 km (0.039 R)
• M4: 1,139,337 km (0.084 R)
• M5: 1,470,098 km (0.06 R)
• M6: 1,790,088 km (0.102 R)
• M7: 2,091,079 km (0.112 R)
• M8: 2,478,089 km (0.086 R)
• M9: 2,971,612 km (0.113 R)
• M10: 3,807,116 km (0.051 R)
• M11: 4,075,644 km (0.093 R)
• M12: 5,131,207 km (0.097 R)
• M13: 6,596,219 km (0.114 R)
• M14: 7,461,792 km (0.027 R)
• M15: 7,766,373 km (0.095 R)
• M16: 8,039,689 km (0.104 R)
• M17: 8,198,711 km (0.115 R)
• M18: 12,623,816 km (0.119 R)
• M19: 13,893,902 km (0.078 R)
• M20: 14,238,725 km (0.11 R)
• M21: 14,471,799 km (0.118 R)
• M22: 15,675,463 km (0.094 R)
• M23: 16,944,352 km (0.091 R)
• M24: 20,119,567 km (0.094 R)
• M25: 24,996,607 km (0.063 R)
• M26: 25,764,194 km (0.117 R)
• M27: 28,436,461 km (0.105 R)
• M28: 29,179,214 km (0.104 R)
• M29: 31,092,122 km (0.092 R)
• M30: 32,379,412 km (0.119 R)
• M31: 33,087,159 km (0.114 R)
• M32: 34,638,190 km (0.109 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 786.5

Radius: 4.3

Gravity: 42.54 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 7.37 AU - 8.27 AU

Year: 13904 Days

Day: 24.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 62,526,643 km

• M1: 53,406 km (0.115 R)
• M2: 449,093 km (0.111 R)
• M3: 864,227 km (0.111 R)
• M4: 1,242,560 km (0.068 R)
• M5: 1,577,061 km (0.09 R)
• M6: 1,757,177 km (0.044 R)
• M7: 2,158,697 km (0.092 R)
• M8: 3,454,514 km (0.106 R)
• M9: 4,951,540 km (0.106 R)
• M10: 6,706,622 km (0.106 R)
• M11: 6,876,565 km (0.055 R)
• M12: 7,909,539 km (0.089 R)
• M13: 9,407,013 km (0.114 R)
• M14: 11,992,214 km (0.113 R)
• M15: 14,870,627 km (0.109 R)
• M16: 18,014,276 km (0.087 R)
• M17: 24,058,180 km (0.118 R)
• M18: 31,681,239 km (0.119 R)
• M19: 35,133,210 km (0.114 R)
• M20: 37,213,966 km (0.041 R)
• M21: 38,284,489 km (0.101 R)
• M22: 43,651,312 km (0.104 R)
• M23: 45,748,375 km (0.088 R)
• M24: 54,637,780 km (0.086 R)
• M25: 56,719,135 km (0.11 R)
• M26: 57,424,489 km (0.109 R)
• M27: 57,601,763 km (0.097 R)
• M28: 61,780,031 km (0.105 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 438 - 17,793 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit