🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.3

Radius: 14.3

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.78 AU - 1.18 AU

Year: 670 Days

Day: 10.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 76,204,659 km

• M1: 177,872 km (0.051 R)
• M2: 678,277 km (0.115 R)
• M3: 1,139,936 km (0.083 R)
• M4: 2,115,314 km (0.12 R)
• M5: 3,163,397 km (0.074 R)
• M6: 3,886,403 km (0.114 R)
• M7: 4,450,985 km (0.104 R)
• M8: 4,980,412 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.1

Radius: 11.8

Gravity: 6.51 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 3.22 AU - 3.26 AU

Year: 4026 Days

Day: 14.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 76,204,659 km

• M1: 147,055 km (0.082 R)
• M2: 614,548 km (0.106 R)
• M3: 1,853,368 km (0.075 R)
• M4: 4,278,050 km (0.106 R)
• M5: 5,214,533 km (0.061 R)
• M6: 6,313,629 km (0.111 R)
• M7: 11,716,056 km (0.084 R)
• M8: 14,223,317 km (0.08 R)
• M9: 15,207,521 km (0.079 R)
• M10: 16,236,754 km (0.103 R)
• M11: 17,372,801 km (0.027 R)
• M12: 19,012,244 km (0.078 R)
• M13: 19,603,155 km (0.098 R)
• M14: 24,548,113 km (0.04 R)
• M15: 26,284,795 km (0.106 R)
• M16: 27,431,612 km (0.081 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 290.2

Radius: 4

Gravity: 18.14 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 6.97 AU - 8.23 AU

Year: 14462 Days

Day: 17.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 76,204,659 km

• M1: 49,816 km (0.102 R)
• M2: 181,462 km (0.092 R)
• M3: 1,027,139 km (0.116 R)
• M4: 1,159,832 km (0.091 R)
• M5: 1,303,895 km (0.111 R)
• M6: 2,004,611 km (0.087 R)
• M7: 2,694,706 km (0.05 R)
• M8: 3,266,021 km (0.104 R)
• M9: 4,212,676 km (0.061 R)
• M10: 4,794,013 km (0.088 R)
• M11: 5,072,415 km (0.056 R)
• M12: 6,114,364 km (0.119 R)
• M13: 6,294,929 km (0.116 R)
• M14: 7,251,158 km (0.048 R)
• M15: 7,453,415 km (0.093 R)
• M16: 9,209,694 km (0.086 R)
• M17: 9,494,977 km (0.071 R)
• M18: 10,183,426 km (0.075 R)
• M19: 12,505,335 km (0.103 R)
• M20: 13,758,067 km (0.064 R)
• M21: 16,509,771 km (0.104 R)
• M22: 18,013,828 km (0.119 R)
• M23: 19,451,314 km (0.1 R)
• M24: 19,841,914 km (0.103 R)
• M25: 19,999,739 km (0.034 R)
• M26: 20,237,750 km (0.099 R)
• M27: 21,539,849 km (0.088 R)
• M28: 23,070,236 km (0.084 R)
• M29: 26,061,595 km (0.085 R)
• M30: 26,536,269 km (0.104 R)
• M31: 27,698,794 km (0.067 R)
• M32: 34,024,689 km (0.088 R)
• M33: 35,511,692 km (0.086 R)
• M34: 36,684,539 km (0.082 R)
• M35: 38,614,352 km (0.04 R)
• M36: 43,334,165 km (0.083 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 833.3

Radius: 7.9

Gravity: 13.35 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 5.87 AU - 9.47 AU

Year: 14662 Days

Day: 23.9 Hours

Environment

Temp: -241 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 76,204,659 km

• M1: 98,435 km (0.036 R)
• M2: 610,060 km (0.068 R)
• M3: 1,657,096 km (0.056 R)
• M4: 2,974,305 km (0.098 R)
• M5: 4,643,069 km (0.108 R)
• M6: 5,160,229 km (0.11 R)
• M7: 8,047,767 km (0.111 R)
• M8: 8,340,979 km (0.06 R)
• M9: 9,859,996 km (0.119 R)
• M10: 11,009,506 km (0.094 R)
• M11: 13,097,742 km (0.052 R)
• M12: 13,641,231 km (0.063 R)
• M13: 13,918,586 km (0.073 R)
• M14: 16,586,814 km (0.115 R)
• M15: 17,142,570 km (0.049 R)
• M16: 21,293,163 km (0.085 R)
• M17: 21,666,559 km (0.088 R)
• M18: 25,962,112 km (0.114 R)
• M19: 26,711,149 km (0.086 R)
• M20: 27,145,730 km (0.104 R)
• M21: 27,474,696 km (0.103 R)
• M22: 28,028,807 km (0.073 R)
• M23: 29,389,250 km (0.072 R)
• M24: 30,793,076 km (0.032 R)
• M25: 33,607,760 km (0.086 R)
• M26: 33,987,140 km (0.047 R)
• M27: 35,402,635 km (0.072 R)
• M28: 37,395,429 km (0.113 R)
• M29: 39,321,950 km (0.063 R)
• M30: 41,024,972 km (0.072 R)
• M31: 43,222,266 km (0.111 R)
• M32: 43,971,751 km (0.076 R)
• M33: 46,585,076 km (0.032 R)
• M34: 48,009,697 km (0.077 R)
• M35: 51,279,009 km (0.117 R)
• M36: 55,570,523 km (0.085 R)
• M37: 56,278,719 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 97.5

Radius: 7.5

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 8.8 AU - 9.18 AU

Year: 18606 Days

Day: 19.8 Hours

Environment

Temp: -239 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 76,204,659 km

• M1: 93,199 km (0.06 R)
• M2: 895,942 km (0.076 R)
• M3: 4,322,331 km (0.11 R)
• M4: 5,015,119 km (0.107 R)
• M5: 7,423,794 km (0.05 R)
• M6: 8,792,465 km (0.03 R)
• M7: 11,300,025 km (0.108 R)
• M8: 14,604,492 km (0.116 R)
• M9: 19,357,067 km (0.083 R)
• M10: 21,299,446 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 638.9

Radius: 7.5

Gravity: 11.36 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 8.74 AU - 10.6 AU

Year: 20756 Days

Day: 20.3 Hours

Environment

Temp: -237 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 76,204,659 km

• M1: 93,349 km (0.105 R)
• M2: 1,106,426 km (0.118 R)
• M3: 1,370,167 km (0.082 R)
• M4: 2,168,870 km (0.069 R)
• M5: 2,681,991 km (0.115 R)
• M6: 3,824,918 km (0.082 R)
• M7: 4,236,761 km (0.107 R)
• M8: 5,149,308 km (0.113 R)
• M9: 6,488,808 km (0.087 R)
• M10: 6,845,599 km (0.09 R)
• M11: 8,147,698 km (0.115 R)
• M12: 8,669,346 km (0.073 R)
• M13: 10,981,381 km (0.119 R)
• M14: 11,618,070 km (0.062 R)
• M15: 16,947,793 km (0.095 R)
• M16: 17,970,743 km (0.102 R)
• M17: 19,489,461 km (0.1 R)
• M18: 20,516,750 km (0.093 R)
• M19: 22,882,341 km (0.106 R)
• M20: 27,797,379 km (0.093 R)
• M21: 28,977,856 km (0.1 R)
• M22: 30,437,931 km (0.087 R)
• M23: 30,810,579 km (0.118 R)
• M24: 31,060,707 km (0.117 R)
• M25: 31,312,031 km (0.088 R)
• M26: 37,619,227 km (0.074 R)
• M27: 39,797,522 km (0.115 R)
• M28: 41,144,202 km (0.119 R)
• M29: 46,015,108 km (0.077 R)
• M30: 46,835,204 km (0.109 R)
• M31: 51,081,988 km (0.096 R)
• M32: 51,432,346 km (0.109 R)
• M33: 62,107,351 km (0.064 R)
• M34: 64,324,392 km (0.093 R)
• M35: 67,011,768 km (0.045 R)
• M36: 69,343,400 km (0.094 R)
• M37: 73,497,434 km (0.075 R)
• M38: 74,842,917 km (0.036 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 496 - 17,713 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit