🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.49 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.8

Radius: 9

Gravity: 9.66 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.43 AU - 3.51 AU

Year: 3413 Days

Day: 14.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 57,688,600 km

• M1: 111,899 km (0.036 R)
• M2: 452,982 km (0.109 R)
• M3: 769,681 km (0.114 R)
• M4: 1,121,086 km (0.091 R)
• M5: 1,459,327 km (0.032 R)
• M6: 1,791,135 km (0.06 R)
• M7: 2,273,439 km (0.117 R)
• M8: 2,891,428 km (0.083 R)
• M9: 3,343,812 km (0.114 R)
• M10: 4,232,124 km (0.08 R)
• M11: 5,115,649 km (0.092 R)
• M12: 5,400,782 km (0.108 R)
• M13: 6,379,601 km (0.119 R)
• M14: 7,021,226 km (0.069 R)
• M15: 7,977,157 km (0.112 R)
• M16: 9,434,839 km (0.077 R)
• M17: 10,024,703 km (0.056 R)
• M18: 12,679,766 km (0.112 R)
• M19: 13,252,427 km (0.099 R)
• M20: 13,942,222 km (0.116 R)
• M21: 15,880,263 km (0.098 R)
• M22: 17,114,296 km (0.038 R)
• M23: 18,471,597 km (0.095 R)
• M24: 19,394,466 km (0.071 R)
• M25: 20,347,854 km (0.089 R)
• M26: 21,599,838 km (0.099 R)
• M27: 22,485,607 km (0.1 R)
• M28: 23,253,792 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.1

Radius: 11.1

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 3.54 AU - 3.88 AU

Year: 4765 Days

Day: 14.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 57,688,600 km

• M1: 138,079 km (0.114 R)
• M2: 510,428 km (0.081 R)
• M3: 1,049,279 km (0.076 R)
• M4: 1,749,098 km (0.114 R)
• M5: 2,293,485 km (0.077 R)
• M6: 2,706,674 km (0.082 R)
• M7: 4,474,024 km (0.104 R)
• M8: 5,321,645 km (0.096 R)
• M9: 6,273,237 km (0.114 R)
• M10: 6,968,269 km (0.055 R)
• M11: 7,522,679 km (0.113 R)
• M12: 8,006,927 km (0.083 R)
• M13: 8,580,784 km (0.092 R)
• M14: 9,327,427 km (0.11 R)
• M15: 10,468,560 km (0.082 R)
• M16: 11,446,631 km (0.095 R)
• M17: 12,529,121 km (0.115 R)
• M18: 13,916,641 km (0.099 R)
• M19: 15,149,178 km (0.089 R)
• M20: 19,462,384 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.5

Radius: 9.6

Gravity: 9.13 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 3.98 AU - 6.18 AU

Year: 7635 Days

Day: 11.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 57,688,600 km

• M1: 119,379 km (0.074 R)
• M2: 828,473 km (0.089 R)
• M3: 1,130,362 km (0.067 R)
• M4: 1,430,754 km (0.112 R)
• M5: 2,081,654 km (0.091 R)
• M6: 2,918,355 km (0.062 R)
• M7: 5,058,802 km (0.079 R)
• M8: 5,594,362 km (0.086 R)
• M9: 6,486,264 km (0.088 R)
• M10: 7,195,807 km (0.041 R)
• M11: 7,670,032 km (0.071 R)
• M12: 9,356,748 km (0.114 R)
• M13: 9,874,207 km (0.114 R)
• M14: 11,277,585 km (0.028 R)
• M15: 12,639,225 km (0.084 R)
• M16: 13,745,052 km (0.109 R)
• M17: 14,662,536 km (0.051 R)
• M18: 14,977,440 km (0.108 R)
• M19: 15,296,681 km (0.082 R)
• M20: 16,824,375 km (0.105 R)
• M21: 18,524,405 km (0.093 R)
• M22: 21,769,931 km (0.12 R)
• M23: 23,526,808 km (0.093 R)
• M24: 31,923,138 km (0.103 R)
• M25: 32,452,565 km (0.104 R)
• M26: 35,639,748 km (0.074 R)
• M27: 36,669,879 km (0.071 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 48.7

Radius: 3.9

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 6.51 AU - 6.53 AU

Year: 11102 Days

Day: 17.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 57,688,600 km

• M1: 55,800 km (0.093 R)
• M2: 259,552 km (0.086 R)
• M3: 466,596 km (0.05 R)
• M4: 687,402 km (0.104 R)
• M5: 1,006,943 km (0.071 R)
• M6: 1,387,670 km (0.07 R)
• M7: 1,870,273 km (0.11 R)
• M8: 2,211,954 km (0.106 R)
• M9: 3,264,974 km (0.1 R)
• M10: 4,171,686 km (0.098 R)
• M11: 4,568,270 km (0.111 R)
• M12: 5,135,545 km (0.092 R)
• M13: 5,828,333 km (0.107 R)
• M14: 5,963,121 km (0.106 R)
• M15: 6,351,776 km (0.068 R)
• M16: 7,334,484 km (0.077 R)
• M17: 7,878,273 km (0.111 R)
• M18: 11,547,609 km (0.114 R)
• M19: 14,181,429 km (0.087 R)
• M20: 14,474,791 km (0.055 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 727.2

Radius: 3.3

Gravity: 66.78 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 6.96 AU - 8.6 AU

Year: 14471 Days

Day: 23.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 57,688,600 km

• M1: 42,187 km (0.037 R)
• M2: 169,046 km (0.12 R)
• M3: 456,423 km (0.1 R)
• M4: 563,984 km (0.117 R)
• M5: 821,741 km (0.106 R)
• M6: 938,128 km (0.082 R)
• M7: 1,231,041 km (0.119 R)
• M8: 1,597,556 km (0.027 R)
• M9: 2,070,435 km (0.077 R)
• M10: 2,744,523 km (0.069 R)
• M11: 3,390,935 km (0.086 R)
• M12: 3,778,094 km (0.061 R)
• M13: 4,102,422 km (0.086 R)
• M14: 5,081,241 km (0.108 R)
• M15: 5,929,910 km (0.036 R)
• M16: 6,047,195 km (0.1 R)
• M17: 10,161,286 km (0.08 R)
• M18: 12,238,901 km (0.099 R)
• M19: 12,880,825 km (0.093 R)
• M20: 14,371,419 km (0.111 R)
• M21: 15,673,369 km (0.079 R)
• M22: 17,448,796 km (0.038 R)
• M23: 18,343,392 km (0.073 R)
• M24: 20,223,538 km (0.109 R)
• M25: 21,854,304 km (0.101 R)
• M26: 24,261,633 km (0.118 R)
• M27: 27,376,560 km (0.107 R)
• M28: 28,917,268 km (0.071 R)
• M29: 30,514,824 km (0.066 R)
• M30: 32,775,697 km (0.059 R)
• M31: 33,019,990 km (0.085 R)
• M32: 34,134,345 km (0.09 R)
• M33: 35,529,943 km (0.059 R)
• M34: 41,067,308 km (0.117 R)
• M35: 45,011,456 km (0.12 R)
• M36: 50,979,214 km (0.071 R)
• M37: 53,473,011 km (0.055 R)
• M38: 58,882,021 km (0.091 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 386.1

Radius: 7.7

Gravity: 6.51 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 8.64 AU - 9.08 AU

Year: 17587 Days

Day: 20.4 Hours

Environment

Temp: -241 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 57,688,600 km

• M1: 96,341 km (0.027 R)
• M2: 536,009 km (0.097 R)
• M3: 1,017,415 km (0.025 R)
• M4: 1,778,569 km (0.078 R)
• M5: 2,146,729 km (0.098 R)
• M6: 3,132,879 km (0.039 R)
• M7: 4,516,958 km (0.109 R)
• M8: 4,803,737 km (0.065 R)
• M9: 6,385,735 km (0.109 R)
• M10: 6,706,921 km (0.115 R)
• M11: 7,916,719 km (0.116 R)
• M12: 8,767,482 km (0.075 R)
• M13: 10,594,072 km (0.112 R)
• M14: 13,427,157 km (0.049 R)
• M15: 16,354,189 km (0.114 R)
• M16: 19,097,963 km (0.095 R)
• M17: 20,276,495 km (0.088 R)
• M18: 21,413,589 km (0.044 R)
• M19: 21,861,934 km (0.055 R)
• M20: 24,295,741 km (0.09 R)
• M21: 24,587,607 km (0.069 R)
• M22: 24,980,600 km (0.059 R)
• M23: 26,594,163 km (0.079 R)
• M24: 27,849,140 km (0.104 R)
• M25: 29,362,621 km (0.071 R)
• M26: 30,703,018 km (0.075 R)
• M27: 33,145,802 km (0.086 R)
• M28: 34,109,511 km (0.055 R)
• M29: 35,340,253 km (0.118 R)
• M30: 36,728,072 km (0.12 R)
• M31: 38,151,795 km (0.11 R)
• M32: 41,385,054 km (0.119 R)
• M33: 42,080,983 km (0.116 R)
• M34: 46,570,565 km (0.083 R)
• M35: 47,172,098 km (0.042 R)
• M36: 51,689,804 km (0.1 R)
• M37: 53,970,424 km (0.117 R)
• M38: 55,303,341 km (0.095 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 11,724 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit