🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.22 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.8

Radius: 9.6

Gravity: 6.53 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2.42 AU - 2.46 AU

Year: 2461 Days

Day: 12 Hours

Environment

Temp: -199 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,581,805 km

• M1: 119,678 km (0.084 R)
• M2: 499,956 km (0.104 R)
• M3: 842,086 km (0.069 R)
• M4: 1,265,598 km (0.092 R)
• M5: 1,978,731 km (0.073 R)
• M6: 2,494,993 km (0.066 R)
• M7: 2,831,140 km (0.084 R)
• M8: 3,131,532 km (0.051 R)
• M9: 3,891,789 km (0.116 R)
• M10: 4,597,442 km (0.117 R)
• M11: 5,505,650 km (0.084 R)
• M12: 6,262,167 km (0.086 R)
• M13: 7,317,879 km (0.09 R)
• M14: 7,765,775 km (0.077 R)
• M15: 9,531,479 km (0.117 R)
• M16: 10,583,152 km (0.082 R)
• M17: 13,928,908 km (0.095 R)
• M18: 14,478,082 km (0.06 R)
• M19: 17,078,542 km (0.098 R)
• M20: 17,496,369 km (0.059 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599.4

Radius: 13.8

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 2.14 AU - 3.5 AU

Year: 3058 Days

Day: 12.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 50,581,805 km

• M1: 171,589 km (0.074 R)
• M2: 629,508 km (0.103 R)
• M3: 1,087,128 km (0.044 R)
• M4: 1,522,308 km (0.111 R)
• M5: 2,246,511 km (0.055 R)
• M6: 3,157,861 km (0.111 R)
• M7: 3,834,642 km (0.083 R)
• M8: 4,878,835 km (0.111 R)
• M9: 5,786,745 km (0.099 R)
• M10: 7,010,007 km (0.054 R)
• M11: 7,810,206 km (0.069 R)
• M12: 9,159,279 km (0.074 R)
• M13: 9,703,516 km (0.106 R)
• M14: 10,192,552 km (0.103 R)
• M15: 11,384,248 km (0.059 R)
• M16: 11,971,420 km (0.059 R)
• M17: 13,481,611 km (0.086 R)
• M18: 14,043,949 km (0.087 R)
• M19: 14,573,226 km (0.091 R)
• M20: 16,610,749 km (0.111 R)
• M21: 17,642,376 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.4

Radius: 9.8

Gravity: 9.02 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 2.93 AU - 3.95 AU

Year: 4120 Days

Day: 12.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 50,581,805 km

• M1: 121,922 km (0.039 R)
• M2: 443,109 km (0.091 R)
• M3: 916,885 km (0.109 R)
• M4: 1,411,306 km (0.054 R)
• M5: 2,105,889 km (0.064 R)
• M6: 3,107,896 km (0.051 R)
• M7: 3,802,329 km (0.073 R)
• M8: 4,210,133 km (0.105 R)
• M9: 5,194,636 km (0.059 R)
• M10: 6,294,630 km (0.1 R)
• M11: 8,526,031 km (0.065 R)
• M12: 10,135,705 km (0.099 R)
• M13: 12,081,973 km (0.103 R)
• M14: 13,219,515 km (0.029 R)
• M15: 14,753,791 km (0.086 R)
• M16: 17,487,093 km (0.096 R)
• M17: 19,135,812 km (0.1 R)
• M18: 22,739,924 km (0.09 R)
• M19: 26,365,727 km (0.098 R)
• M20: 28,103,755 km (0.1 R)
• M21: 28,443,342 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.3

Radius: 14.9

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 3.12 AU - 4.86 AU

Year: 5146 Days

Day: 12.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,581,805 km

• M1: 185,352 km (0.072 R)
• M2: 871,707 km (0.098 R)
• M3: 1,493,884 km (0.107 R)
• M4: 2,095,717 km (0.081 R)
• M5: 2,579,815 km (0.089 R)
• M6: 3,991,271 km (0.074 R)
• M7: 4,530,871 km (0.094 R)
• M8: 5,594,063 km (0.041 R)
• M9: 6,511,247 km (0.12 R)
• M10: 8,320,035 km (0.058 R)
• M11: 9,092,559 km (0.1 R)
• M12: 10,278,720 km (0.11 R)
• M13: 11,610,440 km (0.075 R)
• M14: 12,718,362 km (0.057 R)
• M15: 16,129,194 km (0.117 R)
• M16: 18,778,273 km (0.095 R)
• M17: 19,915,067 km (0.113 R)
• M18: 23,170,765 km (0.068 R)
• M19: 24,404,499 km (0.047 R)
• M20: 25,301,338 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 413

Radius: 9.6

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 4.08 AU - 6.62 AU

Year: 7990 Days

Day: 10.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 50,581,805 km

• M1: 119,379 km (0.08 R)
• M2: 558,898 km (0.085 R)
• M3: 975,677 km (0.051 R)
• M4: 1,437,486 km (0.073 R)
• M5: 1,879,398 km (0.117 R)
• M6: 2,180,539 km (0.112 R)
• M7: 2,959,943 km (0.104 R)
• M8: 3,962,249 km (0.079 R)
• M9: 4,701,711 km (0.118 R)
• M10: 5,470,196 km (0.101 R)
• M11: 5,932,154 km (0.118 R)
• M12: 9,618,096 km (0.117 R)
• M13: 10,200,331 km (0.119 R)
• M14: 12,089,004 km (0.059 R)
• M15: 12,714,323 km (0.068 R)
• M16: 13,860,243 km (0.082 R)
• M17: 14,372,017 km (0.042 R)
• M18: 14,778,624 km (0.077 R)
• M19: 15,921,253 km (0.111 R)
• M20: 16,672,533 km (0.1 R)
• M21: 19,138,355 km (0.087 R)
• M22: 21,158,973 km (0.102 R)
• M23: 22,220,969 km (0.058 R)
• M24: 22,765,056 km (0.038 R)
• M25: 27,089,033 km (0.117 R)
• M26: 28,431,225 km (0.119 R)
• M27: 28,980,399 km (0.095 R)
• M28: 33,225,837 km (0.095 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 196.6

Radius: 3.9

Gravity: 12.93 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 8.11 AU - 11.77 AU

Year: 20235 Days

Day: 17.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 50,581,805 km

• M1: 49,218 km (0.06 R)
• M2: 233,073 km (0.073 R)
• M3: 471,233 km (0.096 R)
• M4: 764,744 km (0.103 R)
• M5: 1,230,592 km (0.081 R)
• M6: 1,751,342 km (0.115 R)
• M7: 2,034,681 km (0.088 R)
• M8: 2,196,546 km (0.112 R)
• M9: 2,505,764 km (0.06 R)
• M10: 3,115,824 km (0.11 R)
• M11: 5,261,656 km (0.103 R)
• M12: 5,602,291 km (0.08 R)
• M13: 9,357,796 km (0.115 R)
• M14: 9,655,346 km (0.045 R)
• M15: 10,321,804 km (0.069 R)
• M16: 11,238,839 km (0.104 R)
• M17: 20,775,853 km (0.102 R)
• M18: 24,680,657 km (0.085 R)
• M19: 27,103,394 km (0.109 R)
• M20: 27,606,193 km (0.09 R)
• M21: 27,910,924 km (0.043 R)
• M22: 28,838,430 km (0.047 R)
• M23: 29,468,088 km (0.109 R)
• M24: 30,106,871 km (0.052 R)
• M25: 30,429,703 km (0.098 R)
• M26: 30,863,686 km (0.045 R)
• M27: 32,754,454 km (0.082 R)
• M28: 35,793,086 km (0.085 R)
• M29: 36,155,412 km (0.102 R)
• M30: 37,878,480 km (0.088 R)
• M31: 42,020,695 km (0.09 R)
• M32: 45,318,281 km (0.107 R)
• M33: 47,029,980 km (0.117 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: 346 - 15,039 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit