🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.95 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847.3

Radius: 13.9

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.56 AU - 2.24 AU

Year: 1746 Days

Day: 10.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 81,574,823 km

• M1: 173,534 km (0.11 R)
• M2: 655,837 km (0.089 R)
• M3: 1,094,608 km (0.072 R)
• M4: 1,622,090 km (0.104 R)
• M5: 2,066,844 km (0.118 R)
• M6: 2,513,843 km (0.063 R)
• M7: 3,573,744 km (0.061 R)
• M8: 4,111,697 km (0.045 R)
• M9: 4,580,836 km (0.11 R)
• M10: 6,643,492 km (0.11 R)
• M11: 10,609,331 km (0.061 R)
• M12: 13,339,941 km (0.114 R)
• M13: 14,111,866 km (0.053 R)
• M14: 14,777,577 km (0.096 R)
• M15: 15,232,953 km (0.089 R)
• M16: 15,744,727 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494.5

Radius: 9.5

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.37 AU - 2.61 AU

Year: 2620 Days

Day: 11.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 81,574,823 km

• M1: 118,332 km (0.116 R)
• M2: 447,298 km (0.068 R)
• M3: 769,831 km (0.106 R)
• M4: 1,131,857 km (0.06 R)
• M5: 1,659,190 km (0.069 R)
• M6: 2,278,076 km (0.096 R)
• M7: 2,721,784 km (0.071 R)
• M8: 5,077,801 km (0.062 R)
• M9: 5,544,695 km (0.062 R)
• M10: 7,062,216 km (0.119 R)
• M11: 7,466,579 km (0.114 R)
• M12: 8,642,867 km (0.101 R)
• M13: 9,550,627 km (0.082 R)
• M14: 10,226,660 km (0.093 R)
• M15: 11,874,331 km (0.087 R)
• M16: 13,647,664 km (0.082 R)
• M17: 14,783,411 km (0.073 R)
• M18: 15,494,450 km (0.113 R)
• M19: 16,327,560 km (0.078 R)
• M20: 17,606,622 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.2

Radius: 13.4

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 2.51 AU - 2.69 AU

Year: 2796 Days

Day: 12.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 81,574,823 km

• M1: 166,652 km (0.086 R)
• M2: 636,838 km (0.111 R)
• M3: 1,093,560 km (0.112 R)
• M4: 1,950,307 km (0.107 R)
• M5: 3,615,631 km (0.045 R)
• M6: 4,399,823 km (0.03 R)
• M7: 5,718,977 km (0.106 R)
• M8: 6,266,655 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.3

Radius: 11

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 3.34 AU - 4.38 AU

Year: 5057 Days

Day: 5.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 81,574,823 km

• M1: 136,732 km (0.07 R)
• M2: 685,757 km (0.078 R)
• M3: 1,171,651 km (0.098 R)
• M4: 1,559,857 km (0.099 R)
• M5: 2,061,010 km (0.034 R)
• M6: 3,261,383 km (0.081 R)
• M7: 3,818,486 km (0.07 R)
• M8: 5,960,129 km (0.096 R)
• M9: 6,382,593 km (0.042 R)
• M10: 7,446,982 km (0.089 R)
• M11: 9,204,308 km (0.043 R)
• M12: 13,713,338 km (0.036 R)
• M13: 15,530,204 km (0.064 R)
• M14: 19,147,779 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 828.2

Radius: 9.4

Gravity: 9.37 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 4.12 AU - 5.42 AU

Year: 6947 Days

Day: 10.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 81,574,823 km

• M1: 116,986 km (0.076 R)
• M2: 877,092 km (0.074 R)
• M3: 1,591,572 km (0.119 R)
• M4: 2,091,079 km (0.066 R)
• M5: 2,692,163 km (0.1 R)
• M6: 3,780,488 km (0.065 R)
• M7: 4,902,322 km (0.073 R)
• M8: 7,018,534 km (0.061 R)
• M9: 7,749,170 km (0.11 R)
• M10: 9,635,150 km (0.116 R)
• M11: 13,294,015 km (0.076 R)
• M12: 16,831,256 km (0.112 R)
• M13: 18,208,155 km (0.111 R)
• M14: 18,779,320 km (0.115 R)
• M15: 21,184,704 km (0.09 R)
• M16: 27,799,922 km (0.057 R)
• M17: 32,866,951 km (0.078 R)
• M18: 33,500,798 km (0.095 R)
• M19: 33,927,899 km (0.097 R)
• M20: 35,121,092 km (0.034 R)
• M21: 37,476,361 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 586.3

Radius: 7

Gravity: 11.97 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 9.12 AU - 12.68 AU

Year: 23998 Days

Day: 20.8 Hours

Environment

Temp: -238 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 81,574,823 km

• M1: 88,412 km (0.101 R)
• M2: 487,390 km (0.108 R)
• M3: 919,728 km (0.025 R)
• M4: 1,199,476 km (0.117 R)
• M5: 4,248,280 km (0.068 R)
• M6: 4,558,397 km (0.104 R)
• M7: 5,263,302 km (0.077 R)
• M8: 7,562,172 km (0.108 R)
• M9: 7,915,672 km (0.094 R)
• M10: 9,499,016 km (0.106 R)
• M11: 9,910,709 km (0.064 R)
• M12: 11,282,522 km (0.116 R)
• M13: 14,940,938 km (0.11 R)
• M14: 16,068,606 km (0.069 R)
• M15: 16,737,907 km (0.1 R)
• M16: 19,041,864 km (0.058 R)
• M17: 23,302,112 km (0.058 R)
• M18: 25,483,997 km (0.051 R)
• M19: 26,508,892 km (0.063 R)
• M20: 27,798,426 km (0.095 R)
• M21: 32,575,236 km (0.076 R)
• M22: 33,376,332 km (0.118 R)
• M23: 41,652,535 km (0.095 R)
• M24: 42,437,774 km (0.117 R)
• M25: 44,852,583 km (0.094 R)
• M26: 46,344,672 km (0.041 R)
• M27: 52,098,805 km (0.097 R)
• M28: 62,716,514 km (0.118 R)
• M29: 63,333,904 km (0.101 R)
• M30: 80,358,591 km (0.096 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: 294 - 11,838 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit