🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.83 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.5

Radius: 13

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.64 AU - 1.66 AU

Year: 1463 Days

Day: 14.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 64,226,475 km

• M1: 161,715 km (0.091 R)
• M2: 646,562 km (0.097 R)
• M3: 1,318,556 km (0.111 R)
• M4: 1,860,698 km (0.08 R)
• M5: 2,477,640 km (0.115 R)
• M6: 3,086,503 km (0.092 R)
• M7: 4,229,581 km (0.105 R)
• M8: 5,895,951 km (0.099 R)
• M9: 6,648,877 km (0.105 R)
• M10: 8,154,430 km (0.069 R)
• M11: 10,642,093 km (0.109 R)
• M12: 11,829,452 km (0.048 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.8

Radius: 12.9

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.91 AU - 1.95 AU

Year: 1851 Days

Day: 10.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 64,226,475 km

• M1: 160,519 km (0.084 R)
• M2: 707,299 km (0.059 R)
• M3: 1,234,182 km (0.108 R)
• M4: 1,643,931 km (0.067 R)
• M5: 2,397,904 km (0.09 R)
• M6: 2,862,705 km (0.119 R)
• M7: 3,632,236 km (0.096 R)
• M8: 4,957,225 km (0.1 R)
• M9: 5,471,542 km (0.046 R)
• M10: 6,383,491 km (0.109 R)
• M11: 6,993,401 km (0.107 R)
• M12: 7,782,231 km (0.085 R)
• M13: 9,376,196 km (0.104 R)
• M14: 10,438,640 km (0.074 R)
• M15: 11,142,349 km (0.12 R)
• M16: 12,257,152 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.9

Radius: 9.9

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.01 AU - 2.45 AU

Year: 2299 Days

Day: 7.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 64,226,475 km

• M1: 123,418 km (0.118 R)
• M2: 455,825 km (0.106 R)
• M3: 850,913 km (0.117 R)
• M4: 1,485,656 km (0.117 R)
• M5: 1,970,503 km (0.107 R)
• M6: 2,586,098 km (0.066 R)
• M7: 2,977,446 km (0.05 R)
• M8: 4,679,870 km (0.08 R)
• M9: 5,492,486 km (0.101 R)
• M10: 6,525,908 km (0.096 R)
• M11: 7,368,443 km (0.054 R)
• M12: 8,190,035 km (0.11 R)
• M13: 9,006,689 km (0.116 R)
• M14: 10,911,818 km (0.081 R)
• M15: 11,285,065 km (0.111 R)
• M16: 12,946,948 km (0.048 R)
• M17: 13,323,336 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.7

Radius: 14.8

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 2.38 AU - 2.84 AU

Year: 2911 Days

Day: 11.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 64,226,475 km

• M1: 195,824 km (0.062 R)
• M2: 858,093 km (0.119 R)
• M3: 1,613,413 km (0.094 R)
• M4: 2,183,531 km (0.086 R)
• M5: 3,022,475 km (0.045 R)
• M6: 4,110,501 km (0.094 R)
• M7: 6,633,020 km (0.088 R)
• M8: 7,272,401 km (0.077 R)
• M9: 8,053,302 km (0.111 R)
• M10: 10,613,371 km (0.113 R)
• M11: 11,404,594 km (0.045 R)
• M12: 13,105,073 km (0.103 R)
• M13: 14,462,524 km (0.03 R)
• M14: 15,383,448 km (0.068 R)
• M15: 17,857,049 km (0.071 R)
• M16: 18,381,988 km (0.117 R)
• M17: 19,218,988 km (0.104 R)
• M18: 19,894,273 km (0.084 R)
• M19: 20,840,779 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.4

Radius: 8.8

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.4 AU - 3.36 AU

Year: 3374 Days

Day: 8.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,226,475 km

• M1: 111,600 km (0.07 R)
• M2: 424,708 km (0.082 R)
• M3: 799,152 km (0.055 R)
• M4: 1,120,338 km (0.08 R)
• M5: 1,600,398 km (0.104 R)
• M6: 3,037,884 km (0.103 R)
• M7: 4,155,829 km (0.112 R)
• M8: 5,906,274 km (0.079 R)
• M9: 6,660,396 km (0.059 R)
• M10: 7,784,475 km (0.116 R)
• M11: 8,196,767 km (0.111 R)
• M12: 8,590,059 km (0.081 R)
• M13: 9,628,867 km (0.052 R)
• M14: 10,328,835 km (0.11 R)
• M15: 10,633,417 km (0.033 R)
• M16: 11,062,164 km (0.1 R)
• M17: 11,461,740 km (0.066 R)
• M18: 14,821,708 km (0.087 R)
• M19: 15,455,554 km (0.079 R)
• M20: 17,466,150 km (0.1 R)
• M21: 18,063,344 km (0.076 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 397.1

Radius: 4.3

Gravity: 21.48 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 8.73 AU - 10.37 AU

Year: 20371 Days

Day: 16.2 Hours

Environment

Temp: -241 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 64,226,475 km

• M1: 76,445 km (0.043 R)
• M2: 500,554 km (0.057 R)
• M3: 804,089 km (0.119 R)
• M4: 951,742 km (0.063 R)
• M5: 1,105,079 km (0.096 R)
• M6: 1,417,440 km (0.116 R)
• M7: 1,892,263 km (0.063 R)
• M8: 2,598,066 km (0.058 R)
• M9: 3,123,005 km (0.106 R)
• M10: 6,505,712 km (0.033 R)
• M11: 7,979,251 km (0.072 R)
• M12: 8,818,944 km (0.063 R)
• M13: 9,935,543 km (0.106 R)
• M14: 11,444,387 km (0.117 R)
• M15: 11,689,428 km (0.068 R)
• M16: 12,253,412 km (0.049 R)
• M17: 13,984,259 km (0.067 R)
• M18: 15,053,585 km (0.097 R)
• M19: 16,023,428 km (0.083 R)
• M20: 19,354,374 km (0.085 R)
• M21: 21,043,334 km (0.077 R)
• M22: 24,407,341 km (0.108 R)
• M23: 29,350,504 km (0.092 R)
• M24: 31,813,633 km (0.039 R)
• M25: 34,537,960 km (0.064 R)
• M26: 36,746,772 km (0.112 R)
• M27: 39,463,769 km (0.118 R)
• M28: 43,044,394 km (0.114 R)
• M29: 53,695,463 km (0.106 R)
• M30: 62,320,528 km (0.1 R)
• M31: 64,034,172 km (0.052 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 437 - 14,058 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit