🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.3

Radius: 12.7

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.42 AU - 0.64 AU

Year: 262 Days

Day: 14.1 Hours

Environment

Temp: -136 °C

Axial Tilt: 119.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 44,908,590 km

• M1: 157,975 km (0.082 R)
• M2: 600,935 km (0.067 R)
• M3: 1,116,748 km (0.09 R)
• M4: 1,516,474 km (0.113 R)
• M5: 2,043,357 km (0.113 R)
• M6: 2,586,098 km (0.117 R)
• M7: 3,264,674 km (0.072 R)
• M8: 3,988,279 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 531.3

Radius: 9.7

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.53 AU - 0.67 AU

Year: 315 Days

Day: 10.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,908,590 km

• M1: 120,576 km (0.08 R)
• M2: 426,055 km (0.119 R)
• M3: 746,194 km (0.112 R)
• M4: 1,071,869 km (0.065 R)
• M5: 1,482,365 km (0.048 R)
• M6: 1,873,713 km (0.113 R)
• M7: 2,188,168 km (0.064 R)
• M8: 2,708,619 km (0.093 R)
• M9: 3,013,500 km (0.105 R)
• M10: 3,384,053 km (0.058 R)
• M11: 3,902,111 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.2

Radius: 9.6

Gravity: 7.78 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.29 AU - 2.01 AU

Year: 1438 Days

Day: 12.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 44,908,590 km

• M1: 119,379 km (0.078 R)
• M2: 429,047 km (0.039 R)
• M3: 1,100,143 km (0.118 R)
• M4: 1,476,232 km (0.039 R)
• M5: 2,215,395 km (0.114 R)
• M6: 2,649,079 km (0.102 R)
• M7: 3,445,089 km (0.081 R)
• M8: 4,300,041 km (0.099 R)
• M9: 5,039,653 km (0.05 R)
• M10: 5,418,435 km (0.065 R)
• M11: 5,930,209 km (0.104 R)
• M12: 6,621,052 km (0.105 R)
• M13: 6,922,342 km (0.09 R)
• M14: 7,391,332 km (0.099 R)
• M15: 7,965,189 km (0.08 R)
• M16: 8,597,838 km (0.113 R)
• M17: 9,048,278 km (0.081 R)
• M18: 9,609,419 km (0.114 R)
• M19: 10,426,972 km (0.095 R)
• M20: 10,732,450 km (0.086 R)
• M21: 12,885,762 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272

Radius: 14.8

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.61 AU - 1.91 AU

Year: 1584 Days

Day: 11.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,908,590 km

• M1: 184,005 km (0.067 R)
• M2: 664,514 km (0.051 R)
• M3: 1,176,438 km (0.105 R)
• M4: 1,674,898 km (0.081 R)
• M5: 2,170,516 km (0.111 R)
• M6: 3,095,928 km (0.1 R)
• M7: 3,733,065 km (0.049 R)
• M8: 4,474,173 km (0.046 R)
• M9: 5,254,027 km (0.071 R)
• M10: 5,768,643 km (0.072 R)
• M11: 6,969,316 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.8

Radius: 9.3

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.56 AU - 2.26 AU

Year: 1790 Days

Day: 13.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 44,908,590 km

• M1: 115,639 km (0.076 R)
• M2: 438,621 km (0.056 R)
• M3: 992,881 km (0.098 R)
• M4: 1,774,081 km (0.076 R)
• M5: 2,569,044 km (0.11 R)
• M6: 3,164,893 km (0.075 R)
• M7: 4,075,944 km (0.095 R)
• M8: 4,535,359 km (0.05 R)
• M9: 5,194,337 km (0.057 R)
• M10: 5,492,635 km (0.074 R)
• M11: 6,456,943 km (0.113 R)
• M12: 6,903,194 km (0.117 R)
• M13: 7,290,802 km (0.112 R)
• M14: 8,395,582 km (0.115 R)
• M15: 12,042,778 km (0.043 R)
• M16: 12,835,198 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 937.8

Radius: 12.6

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.12 AU - 2.44 AU

Year: 2335 Days

Day: 7.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,908,590 km

• M1: 156,629 km (0.105 R)
• M2: 736,171 km (0.08 R)
• M3: 1,264,252 km (0.087 R)
• M4: 1,726,808 km (0.101 R)
• M5: 2,972,510 km (0.097 R)
• M6: 4,003,538 km (0.105 R)
• M7: 4,747,040 km (0.11 R)
• M8: 5,357,249 km (0.09 R)
• M9: 6,453,353 km (0.112 R)
• M10: 7,233,655 km (0.115 R)
• M11: 8,370,599 km (0.106 R)
• M12: 10,878,159 km (0.098 R)
• M13: 13,072,610 km (0.089 R)
• M14: 14,804,056 km (0.1 R)
• M15: 15,247,314 km (0.102 R)
• M16: 17,708,349 km (0.11 R)
• M17: 18,489,998 km (0.094 R)
• M18: 18,946,870 km (0.113 R)
• M19: 19,352,878 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.5

Radius: 12.5

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.17 AU - 2.61 AU

Year: 2506 Days

Day: 10.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 44,908,590 km

• M1: 155,432 km (0.053 R)
• M2: 681,867 km (0.096 R)
• M3: 1,074,711 km (0.025 R)
• M4: 1,645,128 km (0.105 R)
• M5: 2,326,396 km (0.118 R)
• M6: 2,740,483 km (0.103 R)
• M7: 3,188,978 km (0.111 R)
• M8: 4,016,852 km (0.073 R)
• M9: 4,501,250 km (0.085 R)
• M10: 5,956,239 km (0.11 R)
• M11: 6,921,145 km (0.115 R)
• M12: 8,161,013 km (0.078 R)
• M13: 9,414,792 km (0.12 R)
• M14: 10,172,356 km (0.1 R)
• M15: 11,997,001 km (0.052 R)
• M16: 12,690,387 km (0.036 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.4

Radius: 14.8

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.73 AU - 2.95 AU

Year: 3246 Days

Day: 12.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 44,908,590 km

• M1: 186,698 km (0.082 R)
• M2: 917,185 km (0.105 R)
• M3: 1,493,884 km (0.099 R)
• M4: 2,099,008 km (0.1 R)
• M5: 3,183,592 km (0.106 R)
• M6: 5,795,422 km (0.112 R)
• M7: 7,731,667 km (0.071 R)
• M8: 8,681,912 km (0.08 R)
• M9: 11,320,220 km (0.112 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919

Radius: 9.6

Gravity: 9.97 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 4.57 AU - 5.95 AU

Year: 8182 Days

Day: 14 Hours

Environment

Temp: -217 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 44,908,590 km

• M1: 119,379 km (0.057 R)
• M2: 425,905 km (0.1 R)
• M3: 911,500 km (0.112 R)
• M4: 1,256,024 km (0.115 R)
• M5: 1,659,489 km (0.107 R)
• M6: 1,980,825 km (0.093 R)
• M7: 2,325,798 km (0.111 R)
• M8: 2,983,879 km (0.063 R)
• M9: 5,317,008 km (0.114 R)
• M10: 6,130,970 km (0.114 R)
• M11: 6,456,794 km (0.064 R)
• M12: 7,302,470 km (0.101 R)
• M13: 11,006,963 km (0.109 R)
• M14: 12,154,977 km (0.109 R)
• M15: 12,497,257 km (0.067 R)
• M16: 13,260,804 km (0.075 R)
• M17: 13,684,764 km (0.096 R)
• M18: 14,687,669 km (0.025 R)
• M19: 15,806,062 km (0.107 R)
• M20: 17,264,941 km (0.096 R)
• M21: 18,963,624 km (0.096 R)
• M22: 22,518,668 km (0.119 R)
• M23: 24,003,726 km (0.042 R)
• M24: 27,459,736 km (0.099 R)
• M25: 32,638,216 km (0.074 R)
• M26: 34,084,229 km (0.087 R)
• M27: 35,225,063 km (0.12 R)
• M28: 36,746,174 km (0.116 R)
• M29: 38,800,601 km (0.083 R)
• M30: 41,829,809 km (0.062 R)
• M31: 45,971,276 km (0.046 R)

Planet 10 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773.4

Radius: 9.5

Gravity: 8.57 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 4.85 AU - 5.97 AU

Year: 8535 Days

Day: 10.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 44,908,590 km

• M1: 118,182 km (0.086 R)
• M2: 635,193 km (0.095 R)
• M3: 932,892 km (0.046 R)
• M4: 1,339,649 km (0.082 R)
• M5: 2,634,568 km (0.111 R)
• M6: 3,484,284 km (0.113 R)
• M7: 4,948,847 km (0.108 R)
• M8: 5,616,802 km (0.077 R)
• M9: 6,379,751 km (0.082 R)
• M10: 7,942,001 km (0.089 R)
• M11: 8,326,019 km (0.09 R)
• M12: 12,137,025 km (0.106 R)
• M13: 17,758,165 km (0.105 R)
• M14: 21,950,944 km (0.116 R)
• M15: 23,309,742 km (0.098 R)
• M16: 24,365,155 km (0.108 R)
• M17: 24,723,890 km (0.1 R)
• M18: 25,086,217 km (0.085 R)
• M19: 29,006,728 km (0.08 R)
• M20: 30,433,892 km (0.111 R)
• M21: 36,612,583 km (0.12 R)
• M22: 38,520,405 km (0.109 R)
• M23: 38,885,274 km (0.06 R)
• M24: 41,123,707 km (0.109 R)
• M25: 42,533,218 km (0.087 R)
• M26: 44,107,137 km (0.076 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 270 - 19,451 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit