🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.9

Radius: 13

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.06 AU - 1.24 AU

Year: 809 Days

Day: 14.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 56,533,879 km

• M1: 161,715 km (0.112 R)
• M2: 642,074 km (0.075 R)
• M3: 1,060,499 km (0.098 R)
• M4: 1,513,182 km (0.104 R)
• M5: 2,347,639 km (0.113 R)
• M6: 2,851,934 km (0.101 R)
• M7: 3,307,160 km (0.069 R)
• M8: 4,904,417 km (0.108 R)
• M9: 5,467,802 km (0.118 R)
• M10: 6,300,015 km (0.081 R)
• M11: 7,445,486 km (0.102 R)
• M12: 8,596,193 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.4

Radius: 11.1

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.17 AU - 1.63 AU

Year: 1087 Days

Day: 13.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 56,533,879 km

• M1: 138,079 km (0.107 R)
• M2: 681,269 km (0.106 R)
• M3: 1,048,531 km (0.055 R)
• M4: 1,635,554 km (0.04 R)
• M5: 2,182,932 km (0.119 R)
• M6: 2,605,546 km (0.075 R)
• M7: 3,176,860 km (0.1 R)
• M8: 3,753,261 km (0.112 R)
• M9: 6,099,704 km (0.069 R)
• M10: 6,876,416 km (0.101 R)
• M11: 7,919,562 km (0.112 R)
• M12: 8,439,265 km (0.069 R)
• M13: 9,037,207 km (0.077 R)
• M14: 9,547,187 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893.8

Radius: 13.7

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.99 AU - 2.85 AU

Year: 2470 Days

Day: 9.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 56,533,879 km

• M1: 172,187 km (0.11 R)
• M2: 628,909 km (0.071 R)
• M3: 1,062,145 km (0.095 R)
• M4: 1,717,982 km (0.109 R)
• M5: 2,803,763 km (0.029 R)
• M6: 3,390,037 km (0.047 R)
• M7: 4,017,152 km (0.103 R)
• M8: 4,653,541 km (0.111 R)
• M9: 6,265,308 km (0.098 R)
• M10: 6,975,450 km (0.034 R)
• M11: 7,426,936 km (0.082 R)
• M12: 8,625,215 km (0.107 R)
• M13: 9,541,651 km (0.047 R)
• M14: 10,797,226 km (0.117 R)
• M15: 11,526,965 km (0.071 R)
• M16: 12,860,929 km (0.096 R)
• M17: 14,057,114 km (0.068 R)
• M18: 14,585,044 km (0.091 R)
• M19: 17,316,702 km (0.05 R)
• M20: 18,204,266 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536

Radius: 9

Gravity: 6.62 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 3.29 AU - 3.71 AU

Year: 4295 Days

Day: 8.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 56,533,879 km

• M1: 112,348 km (0.091 R)
• M2: 471,084 km (0.108 R)
• M3: 822,190 km (0.09 R)
• M4: 1,122,134 km (0.104 R)
• M5: 1,654,702 km (0.107 R)
• M6: 2,393,117 km (0.107 R)
• M7: 3,631,937 km (0.091 R)
• M8: 4,010,270 km (0.03 R)
• M9: 4,821,689 km (0.105 R)
• M10: 5,738,425 km (0.09 R)
• M11: 6,341,753 km (0.104 R)
• M12: 7,341,815 km (0.119 R)
• M13: 7,948,733 km (0.088 R)
• M14: 8,625,215 km (0.075 R)
• M15: 9,573,067 km (0.114 R)
• M16: 11,057,826 km (0.081 R)
• M17: 11,946,138 km (0.101 R)
• M18: 16,202,048 km (0.074 R)
• M19: 16,653,684 km (0.105 R)
• M20: 17,346,920 km (0.076 R)
• M21: 21,440,068 km (0.101 R)
• M22: 22,678,140 km (0.119 R)
• M23: 23,673,564 km (0.051 R)
• M24: 24,328,803 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.6

Radius: 14.8

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 4.13 AU - 5.11 AU

Year: 6514 Days

Day: 12.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 56,533,879 km

• M1: 190,288 km (0.064 R)
• M2: 675,135 km (0.103 R)
• M3: 1,541,456 km (0.092 R)
• M4: 2,273,289 km (0.046 R)
• M5: 2,858,367 km (0.096 R)
• M6: 4,013,860 km (0.058 R)
• M7: 5,835,215 km (0.116 R)
• M8: 6,332,777 km (0.048 R)
• M9: 11,043,464 km (0.085 R)
• M10: 11,932,225 km (0.105 R)
• M11: 12,565,324 km (0.085 R)
• M12: 13,806,986 km (0.027 R)
• M13: 15,621,010 km (0.086 R)
• M14: 18,466,062 km (0.048 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 333.2

Radius: 6.5

Gravity: 7.89 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 8.4 AU - 10.04 AU

Year: 18366 Days

Day: 18.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 56,533,879 km

• M1: 85,570 km (0.116 R)
• M2: 358,137 km (0.11 R)
• M3: 657,632 km (0.041 R)
• M4: 1,280,707 km (0.081 R)
• M5: 2,222,276 km (0.05 R)
• M6: 3,010,508 km (0.094 R)
• M7: 3,403,950 km (0.093 R)
• M8: 4,323,378 km (0.114 R)
• M9: 4,727,592 km (0.095 R)
• M10: 4,955,579 km (0.099 R)
• M11: 6,845,150 km (0.08 R)
• M12: 7,481,689 km (0.075 R)
• M13: 8,970,188 km (0.09 R)
• M14: 9,320,396 km (0.026 R)
• M15: 10,757,134 km (0.056 R)
• M16: 16,384,707 km (0.114 R)
• M17: 19,444,282 km (0.059 R)
• M18: 20,200,799 km (0.108 R)
• M19: 21,683,015 km (0.119 R)
• M20: 23,423,735 km (0.091 R)
• M21: 26,358,846 km (0.105 R)
• M22: 32,011,252 km (0.076 R)
• M23: 34,872,610 km (0.113 R)
• M24: 35,862,948 km (0.072 R)
• M25: 36,618,118 km (0.103 R)
• M26: 41,786,276 km (0.112 R)
• M27: 43,896,952 km (0.092 R)
• M28: 44,183,582 km (0.092 R)
• M29: 44,616,069 km (0.112 R)
• M30: 46,373,844 km (0.059 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: 330 - 10,611 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit