🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.7

Radius: 8.1

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.75 AU - 1.09 AU

Year: 561 Days

Day: 10.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 146.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 91,579,884 km

• M1: 100,829 km (0.105 R)
• M2: 444,455 km (0.097 R)
• M3: 867,668 km (0.103 R)
• M4: 1,362,388 km (0.073 R)
• M5: 1,654,403 km (0.112 R)
• M6: 2,080,607 km (0.052 R)
• M7: 2,587,445 km (0.091 R)
• M8: 3,184,789 km (0.068 R)
• M9: 3,834,941 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 990

Radius: 13.5

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.09 AU - 1.27 AU

Year: 815 Days

Day: 13.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 91,579,884 km

• M1: 167,849 km (0.057 R)
• M2: 604,824 km (0.046 R)
• M3: 1,086,978 km (0.105 R)
• M4: 1,771,987 km (0.107 R)
• M5: 2,430,965 km (0.116 R)
• M6: 3,127,643 km (0.04 R)
• M7: 3,589,751 km (0.113 R)
• M8: 4,113,792 km (0.115 R)
• M9: 5,240,264 km (0.074 R)
• M10: 5,834,915 km (0.104 R)
• M11: 6,342,651 km (0.11 R)
• M12: 6,880,006 km (0.087 R)
• M13: 7,718,053 km (0.101 R)
• M14: 8,542,936 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.1

Radius: 11.4

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.81 AU - 7.13 AU

Year: 9275 Days

Day: 14.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 91,579,884 km

• M1: 141,819 km (0.07 R)
• M2: 692,788 km (0.1 R)
• M3: 1,416,692 km (0.062 R)
• M4: 1,923,230 km (0.109 R)
• M5: 5,187,605 km (0.104 R)
• M6: 8,604,870 km (0.086 R)
• M7: 9,620,938 km (0.087 R)
• M8: 10,178,340 km (0.082 R)
• M9: 10,757,284 km (0.033 R)
• M10: 11,622,259 km (0.099 R)
• M11: 11,980,994 km (0.114 R)
• M12: 12,439,811 km (0.087 R)
• M13: 14,393,709 km (0.104 R)
• M14: 15,659,905 km (0.042 R)
• M15: 16,488,079 km (0.084 R)
• M16: 17,873,654 km (0.028 R)
• M17: 21,675,086 km (0.035 R)

Asteroid Belt

Center: 6.35 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 6.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 876.8

Radius: 7.5

Gravity: 15.59 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 5.22 AU - 8.24 AU

Year: 11101 Days

Day: 20 Hours

Environment

Temp: -228 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 91,579,884 km

• M1: 93,349 km (0.103 R)
• M2: 429,047 km (0.1 R)
• M3: 771,027 km (0.061 R)
• M4: 1,201,869 km (0.078 R)
• M5: 1,508,844 km (0.029 R)
• M6: 1,987,857 km (0.101 R)
• M7: 2,400,597 km (0.119 R)
• M8: 2,779,828 km (0.111 R)
• M9: 3,711,972 km (0.103 R)
• M10: 5,479,920 km (0.062 R)
• M11: 7,309,801 km (0.099 R)
• M12: 9,160,177 km (0.086 R)
• M13: 10,300,861 km (0.11 R)
• M14: 11,074,431 km (0.119 R)
• M15: 13,304,786 km (0.031 R)
• M16: 19,611,832 km (0.103 R)
• M17: 20,283,826 km (0.104 R)
• M18: 21,762,750 km (0.101 R)
• M19: 25,922,020 km (0.113 R)
• M20: 26,936,144 km (0.077 R)
• M21: 28,399,959 km (0.098 R)
• M22: 28,827,809 km (0.115 R)
• M23: 29,916,133 km (0.105 R)
• M24: 32,756,399 km (0.114 R)
• M25: 34,422,919 km (0.108 R)
• M26: 37,027,567 km (0.074 R)
• M27: 38,704,260 km (0.116 R)
• M28: 45,333,540 km (0.112 R)
• M29: 46,359,483 km (0.043 R)
• M30: 48,305,751 km (0.074 R)
• M31: 49,530,209 km (0.101 R)
• M32: 49,994,561 km (0.075 R)
• M33: 50,932,091 km (0.075 R)
• M34: 51,405,269 km (0.09 R)
• M35: 54,965,100 km (0.063 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 806.1

Radius: 4.9

Gravity: 33.57 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 10.74 AU - 11.98 AU

Year: 24344 Days

Day: 20.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 91,579,884 km

• M1: 77,043 km (0.105 R)
• M2: 243,994 km (0.114 R)
• M3: 487,240 km (0.065 R)
• M4: 688,599 km (0.109 R)
• M5: 849,417 km (0.027 R)
• M6: 1,035,367 km (0.058 R)
• M7: 1,406,818 km (0.048 R)
• M8: 1,614,460 km (0.069 R)
• M9: 1,985,014 km (0.107 R)
• M10: 2,293,036 km (0.115 R)
• M11: 4,964,705 km (0.076 R)
• M12: 6,322,455 km (0.102 R)
• M13: 6,938,648 km (0.101 R)
• M14: 7,236,348 km (0.056 R)
• M15: 8,738,610 km (0.108 R)
• M16: 10,119,099 km (0.084 R)
• M17: 11,777,541 km (0.086 R)
• M18: 12,855,095 km (0.069 R)
• M19: 15,204,529 km (0.05 R)
• M20: 17,278,554 km (0.115 R)
• M21: 19,241,877 km (0.072 R)
• M22: 20,529,017 km (0.034 R)
• M23: 23,716,349 km (0.065 R)
• M24: 24,052,046 km (0.093 R)
• M25: 27,709,864 km (0.063 R)
• M26: 30,387,965 km (0.071 R)
• M27: 38,825,135 km (0.12 R)
• M28: 42,005,287 km (0.114 R)
• M29: 43,658,643 km (0.06 R)
• M30: 45,183,344 km (0.119 R)
• M31: 56,264,956 km (0.069 R)
• M32: 56,862,151 km (0.084 R)
• M33: 57,463,684 km (0.087 R)
• M34: 60,118,896 km (0.12 R)
• M35: 62,641,416 km (0.116 R)
• M36: 71,093,546 km (0.031 R)
• M37: 75,108,902 km (0.074 R)
• M38: 80,023,192 km (0.093 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: 358 - 19,330 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit