🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.01 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.9

Radius: 12.8

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.85 AU - 2.19 AU

Year: 1947 Days

Day: 7.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 79,373,517 km

• M1: 159,920 km (0.079 R)
• M2: 594,053 km (0.105 R)
• M3: 1,020,706 km (0.089 R)
• M4: 1,591,871 km (0.117 R)
• M5: 2,180,389 km (0.074 R)
• M6: 2,865,996 km (0.115 R)
• M7: 3,602,167 km (0.117 R)
• M8: 4,239,155 km (0.118 R)
• M9: 4,906,361 km (0.065 R)
• M10: 5,546,640 km (0.039 R)
• M11: 6,241,971 km (0.109 R)
• M12: 6,828,544 km (0.114 R)
• M13: 8,081,576 km (0.119 R)
• M14: 8,910,348 km (0.088 R)
• M15: 9,585,783 km (0.049 R)
• M16: 10,368,030 km (0.028 R)
• M17: 11,154,017 km (0.094 R)
• M18: 14,153,006 km (0.087 R)
• M19: 16,678,816 km (0.081 R)
• M20: 17,393,146 km (0.1 R)

Planet 2 - Ice Giant

Semi-Major Axis: 7.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 280.2

Radius: 6.3

Gravity: 7.06 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 5.91 AU - 8.89 AU

Year: 13653 Days

Day: 22.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 79,373,517 km

• M1: 78,688 km (0.114 R)
• M2: 281,992 km (0.099 R)
• M3: 697,874 km (0.094 R)
• M4: 1,368,073 km (0.113 R)
• M5: 1,842,298 km (0.091 R)
• M6: 2,592,382 km (0.103 R)
• M7: 4,388,902 km (0.109 R)
• M8: 5,252,680 km (0.094 R)
• M9: 5,911,061 km (0.067 R)
• M10: 7,271,952 km (0.055 R)
• M11: 8,388,551 km (0.104 R)
• M12: 9,951,550 km (0.092 R)
• M13: 10,395,855 km (0.086 R)
• M14: 12,588,511 km (0.078 R)
• M15: 12,875,440 km (0.106 R)
• M16: 18,741,771 km (0.1 R)
• M17: 20,190,477 km (0.106 R)
• M18: 22,042,199 km (0.037 R)
• M19: 22,966,564 km (0.09 R)
• M20: 25,435,827 km (0.07 R)
• M21: 26,734,336 km (0.119 R)
• M22: 29,362,472 km (0.105 R)
• M23: 35,580,358 km (0.062 R)
• M24: 40,593,831 km (0.078 R)

Planet 3 - Ice Giant

Semi-Major Axis: 8.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 659.6

Radius: 6.4

Gravity: 16.1 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 6.72 AU - 11.14 AU

Year: 18100 Days

Day: 18.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 79,373,517 km

• M1: 79,586 km (0.081 R)
• M2: 311,912 km (0.098 R)
• M3: 584,329 km (0.114 R)
• M4: 1,299,557 km (0.08 R)
• M5: 1,757,027 km (0.054 R)
• M6: 2,295,280 km (0.108 R)
• M7: 2,839,517 km (0.037 R)
• M8: 3,328,403 km (0.103 R)
• M9: 4,055,598 km (0.118 R)
• M10: 4,883,772 km (0.114 R)
• M11: 5,171,299 km (0.108 R)
• M12: 7,323,414 km (0.097 R)
• M13: 8,090,402 km (0.111 R)
• M14: 8,391,393 km (0.104 R)
• M15: 9,559,454 km (0.093 R)
• M16: 11,826,011 km (0.114 R)
• M17: 15,246,716 km (0.096 R)
• M18: 16,333,395 km (0.068 R)
• M19: 18,573,324 km (0.119 R)
• M20: 19,721,487 km (0.072 R)
• M21: 20,175,517 km (0.097 R)
• M22: 20,916,176 km (0.08 R)
• M23: 23,856,073 km (0.09 R)
• M24: 27,283,660 km (0.094 R)
• M25: 28,533,699 km (0.106 R)
• M26: 28,765,127 km (0.066 R)
• M27: 37,534,854 km (0.088 R)
• M28: 37,952,082 km (0.091 R)
• M29: 38,795,665 km (0.073 R)
• M30: 41,106,503 km (0.065 R)
• M31: 41,996,311 km (0.118 R)
• M32: 43,967,861 km (0.058 R)
• M33: 46,159,321 km (0.051 R)
• M34: 48,094,668 km (0.099 R)
• M35: 49,082,463 km (0.091 R)
• M36: 52,646,034 km (0.069 R)
• M37: 55,834,563 km (0.087 R)
• M38: 64,165,967 km (0.068 R)
• M39: 69,458,591 km (0.083 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 320.2

Radius: 5.9

Gravity: 9.2 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 7.78 AU - 10.68 AU

Year: 19019 Days

Day: 21.9 Hours

Environment

Temp: -235 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 79,373,517 km

• M1: 74,350 km (0.031 R)
• M2: 324,927 km (0.09 R)
• M3: 680,670 km (0.08 R)
• M4: 996,920 km (0.103 R)
• M5: 1,183,469 km (0.086 R)
• M6: 1,822,252 km (0.106 R)
• M7: 2,013,139 km (0.064 R)
• M8: 2,476,892 km (0.095 R)
• M9: 3,404,698 km (0.105 R)
• M10: 3,696,115 km (0.11 R)
• M11: 4,032,859 km (0.109 R)
• M12: 4,268,626 km (0.059 R)
• M13: 4,482,401 km (0.089 R)
• M14: 5,516,721 km (0.119 R)
• M15: 6,660,546 km (0.084 R)
• M16: 9,003,997 km (0.051 R)
• M17: 10,250,895 km (0.082 R)
• M18: 11,143,396 km (0.107 R)
• M19: 12,891,447 km (0.093 R)
• M20: 13,665,616 km (0.075 R)
• M21: 15,808,007 km (0.106 R)
• M22: 17,613,205 km (0.107 R)
• M23: 19,803,317 km (0.088 R)
• M24: 23,655,463 km (0.11 R)
• M25: 24,911,636 km (0.068 R)
• M26: 26,826,638 km (0.093 R)
• M27: 27,661,544 km (0.114 R)
• M28: 33,395,481 km (0.077 R)
• M29: 35,719,484 km (0.091 R)
• M30: 36,096,021 km (0.056 R)
• M31: 38,280,001 km (0.086 R)
• M32: 38,938,680 km (0.092 R)
• M33: 48,508,905 km (0.056 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 734

Radius: 4.6

Gravity: 34.69 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 9.53 AU - 9.93 AU

Year: 20585 Days

Day: 18.8 Hours

Environment

Temp: -241 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 79,373,517 km

• M1: 57,146 km (0.037 R)
• M2: 592,707 km (0.095 R)
• M3: 1,060,499 km (0.1 R)
• M4: 1,357,002 km (0.111 R)
• M5: 1,951,953 km (0.089 R)
• M6: 2,198,790 km (0.063 R)
• M7: 3,174,616 km (0.102 R)
• M8: 3,575,838 km (0.091 R)
• M9: 4,042,284 km (0.082 R)
• M10: 7,188,926 km (0.111 R)
• M11: 8,504,041 km (0.026 R)
• M12: 12,067,312 km (0.037 R)
• M13: 13,038,651 km (0.032 R)
• M14: 14,823,503 km (0.084 R)
• M15: 17,972,090 km (0.098 R)
• M16: 19,328,793 km (0.066 R)
• M17: 20,947,143 km (0.058 R)
• M18: 22,448,208 km (0.091 R)
• M19: 24,019,584 km (0.079 R)
• M20: 24,886,952 km (0.072 R)
• M21: 28,445,437 km (0.04 R)
• M22: 34,192,538 km (0.083 R)
• M23: 36,408,980 km (0.089 R)
• M24: 37,408,144 km (0.094 R)
• M25: 40,667,134 km (0.055 R)
• M26: 41,125,801 km (0.117 R)
• M27: 41,433,374 km (0.095 R)
• M28: 48,253,392 km (0.105 R)
• M29: 65,307,250 km (0.068 R)
• M30: 74,025,664 km (0.11 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 322 - 15,232 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit