🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.5

Radius: 9

Gravity: 11.52 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.59 AU - 0.65 AU

Year: 326 Days

Day: 13.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 70,979,551 km

• M1: 112,049 km (0.117 R)
• M2: 677,080 km (0.058 R)
• M3: 1,388,867 km (0.095 R)
• M4: 2,236,039 km (0.119 R)
• M5: 2,639,654 km (0.105 R)
• M6: 2,942,291 km (0.048 R)
• M7: 3,302,074 km (0.05 R)
• M8: 3,877,876 km (0.05 R)
• M9: 4,270,870 km (0.109 R)
• M10: 5,229,493 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 117.2

Radius: 13.8

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.76 AU - 1.06 AU

Year: 579 Days

Day: 11.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 70,979,551 km

• M1: 181,163 km (0.025 R)
• M2: 869,912 km (0.109 R)
• M3: 1,911,262 km (0.115 R)
• M4: 2,848,792 km (0.118 R)
• M5: 3,387,345 km (0.027 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.7

Radius: 9.1

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.1 AU - 1.16 AU

Year: 801 Days

Day: 6.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,979,551 km

• M1: 113,096 km (0.062 R)
• M2: 414,386 km (0.111 R)
• M3: 860,487 km (0.028 R)
• M4: 1,196,334 km (0.052 R)
• M5: 1,540,559 km (0.111 R)
• M6: 2,071,332 km (0.095 R)
• M7: 2,948,574 km (0.108 R)
• M8: 3,396,769 km (0.083 R)
• M9: 4,027,324 km (0.11 R)
• M10: 4,370,801 km (0.077 R)
• M11: 4,733,875 km (0.084 R)
• M12: 5,520,610 km (0.079 R)
• M13: 5,837,309 km (0.063 R)
• M14: 6,166,125 km (0.086 R)

Asteroid Belt

Center: 1.46 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.9

Radius: 10

Gravity: 9.17 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.66 AU - 1.92 AU

Year: 1597 Days

Day: 5.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,979,551 km

• M1: 124,765 km (0.063 R)
• M2: 524,341 km (0.045 R)
• M3: 868,266 km (0.032 R)
• M4: 1,333,665 km (0.116 R)
• M5: 1,655,300 km (0.117 R)
• M6: 2,305,752 km (0.056 R)
• M7: 3,244,329 km (0.043 R)
• M8: 3,908,394 km (0.034 R)
• M9: 4,579,191 km (0.078 R)
• M10: 5,369,965 km (0.106 R)
• M11: 5,692,049 km (0.071 R)
• M12: 7,332,390 km (0.092 R)
• M13: 8,382,717 km (0.112 R)
• M14: 9,365,275 km (0.093 R)
• M15: 9,969,950 km (0.083 R)
• M16: 10,636,109 km (0.047 R)
• M17: 11,035,237 km (0.117 R)
• M18: 11,406,838 km (0.105 R)
• M19: 12,332,699 km (0.05 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 460.2

Radius: 5.1

Gravity: 17.69 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 7.6 AU - 12.08 AU

Year: 20584 Days

Day: 18.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 70,979,551 km

• M1: 65,374 km (0.081 R)
• M2: 238,010 km (0.034 R)
• M3: 656,735 km (0.063 R)
• M4: 878,439 km (0.062 R)
• M5: 1,474,885 km (0.064 R)
• M6: 1,788,143 km (0.088 R)
• M7: 2,104,842 km (0.109 R)
• M8: 2,329,239 km (0.056 R)
• M9: 3,445,688 km (0.053 R)
• M10: 4,672,839 km (0.11 R)
• M11: 4,879,135 km (0.099 R)
• M12: 5,091,564 km (0.112 R)
• M13: 5,611,416 km (0.106 R)
• M14: 6,755,840 km (0.112 R)
• M15: 7,382,954 km (0.095 R)
• M16: 9,716,681 km (0.085 R)
• M17: 9,884,081 km (0.073 R)
• M18: 10,514,337 km (0.082 R)
• M19: 11,982,041 km (0.07 R)
• M20: 12,369,201 km (0.113 R)
• M21: 13,650,656 km (0.077 R)
• M22: 17,195,527 km (0.04 R)
• M23: 18,701,529 km (0.109 R)
• M24: 20,202,444 km (0.081 R)
• M25: 24,047,259 km (0.119 R)
• M26: 27,676,504 km (0.11 R)
• M27: 28,694,966 km (0.068 R)
• M28: 29,738,112 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 70.8

Radius: 6.8

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 9.7 AU - 10.92 AU

Year: 22076 Days

Day: 22.4 Hours

Environment

Temp: -241 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 70,979,551 km

• M1: 94,995 km (0.063 R)
• M2: 306,526 km (0.073 R)
• M3: 1,111,961 km (0.073 R)
• M4: 1,527,993 km (0.089 R)
• M5: 2,843,856 km (0.098 R)
• M6: 3,152,476 km (0.089 R)
• M7: 3,885,954 km (0.076 R)
• M8: 6,911,571 km (0.097 R)
• M9: 18,212,494 km (0.028 R)
• M10: 26,194,288 km (0.118 R)
• M11: 36,562,168 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 408.3

Radius: 6.7

Gravity: 9.1 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 8.41 AU - 12.99 AU

Year: 23340 Days

Day: 17.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 70,979,551 km

• M1: 92,152 km (0.116 R)
• M2: 431,590 km (0.093 R)
• M3: 1,015,171 km (0.118 R)
• M4: 1,343,838 km (0.092 R)
• M5: 2,055,475 km (0.081 R)
• M6: 3,255,100 km (0.092 R)
• M7: 3,587,806 km (0.077 R)
• M8: 4,321,284 km (0.057 R)
• M9: 6,805,656 km (0.093 R)
• M10: 7,826,213 km (0.101 R)
• M11: 8,221,600 km (0.109 R)
• M12: 11,123,350 km (0.118 R)
• M13: 12,072,698 km (0.097 R)
• M14: 15,550,549 km (0.066 R)
• M15: 15,782,875 km (0.087 R)
• M16: 17,226,344 km (0.032 R)
• M17: 17,475,126 km (0.095 R)
• M18: 18,321,999 km (0.087 R)
• M19: 18,581,402 km (0.072 R)
• M20: 20,280,983 km (0.092 R)
• M21: 20,932,482 km (0.109 R)
• M22: 23,070,834 km (0.083 R)
• M23: 27,100,253 km (0.119 R)
• M24: 29,163,058 km (0.102 R)
• M25: 31,082,398 km (0.115 R)
• M26: 33,727,289 km (0.077 R)
• M27: 35,437,641 km (0.107 R)
• M28: 37,482,046 km (0.05 R)
• M29: 42,858,593 km (0.103 R)
• M30: 44,550,994 km (0.112 R)
• M31: 46,929,899 km (0.069 R)
• M32: 47,741,318 km (0.081 R)
• M33: 50,062,927 km (0.056 R)
• M34: 51,594,660 km (0.072 R)
• M35: 54,038,790 km (0.104 R)
• M36: 56,194,346 km (0.116 R)
• M37: 57,848,150 km (0.077 R)
• M38: 69,082,502 km (0.113 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 287 - 16,413 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit