🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.1

Radius: 9.2

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.79 AU - 0.79 AU

Year: 468 Days

Day: 10.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 61,004,234 km

• M1: 115,340 km (0.114 R)
• M2: 505,491 km (0.032 R)
• M3: 833,410 km (0.081 R)
• M4: 1,131,259 km (0.078 R)
• M5: 1,467,854 km (0.039 R)
• M6: 2,941,094 km (0.065 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714.9

Radius: 14.4

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 3.43 AU - 4.39 AU

Year: 5156 Days

Day: 8.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 61,004,234 km

• M1: 179,069 km (0.059 R)
• M2: 630,555 km (0.086 R)
• M3: 1,306,289 km (0.088 R)
• M4: 1,966,763 km (0.083 R)
• M5: 2,737,641 km (0.086 R)
• M6: 4,574,852 km (0.113 R)
• M7: 7,062,216 km (0.042 R)
• M8: 7,877,525 km (0.102 R)
• M9: 9,527,589 km (0.088 R)
• M10: 11,975,160 km (0.112 R)
• M11: 12,470,628 km (0.094 R)
• M12: 13,769,886 km (0.108 R)
• M13: 14,480,326 km (0.093 R)
• M14: 15,504,174 km (0.047 R)
• M15: 17,632,503 km (0.084 R)
• M16: 20,576,738 km (0.112 R)
• M17: 24,620,369 km (0.119 R)
• M18: 25,586,173 km (0.086 R)
• M19: 29,166,050 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.6

Radius: 12.3

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 4.13 AU - 4.99 AU

Year: 6493 Days

Day: 6.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 61,004,234 km

• M1: 153,787 km (0.072 R)
• M2: 791,074 km (0.115 R)
• M3: 3,085,157 km (0.119 R)
• M4: 3,828,359 km (0.048 R)
• M5: 5,257,767 km (0.047 R)
• M6: 5,746,653 km (0.05 R)
• M7: 6,159,543 km (0.103 R)
• M8: 7,549,457 km (0.051 R)
• M9: 7,982,692 km (0.113 R)
• M10: 12,751,423 km (0.059 R)
• M11: 18,526,051 km (0.098 R)
• M12: 19,088,389 km (0.119 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 913.2

Radius: 7

Gravity: 18.64 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 7.87 AU - 8.79 AU

Year: 16032 Days

Day: 20.4 Hours

Environment

Temp: -235 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 61,004,234 km

• M1: 87,515 km (0.042 R)
• M2: 345,571 km (0.108 R)
• M3: 784,491 km (0.062 R)
• M4: 1,688,511 km (0.115 R)
• M5: 2,300,366 km (0.066 R)
• M6: 2,704,580 km (0.027 R)
• M7: 2,949,023 km (0.107 R)
• M8: 3,985,287 km (0.091 R)
• M9: 4,303,033 km (0.118 R)
• M10: 5,025,292 km (0.1 R)
• M11: 5,706,411 km (0.109 R)
• M12: 6,069,186 km (0.098 R)
• M13: 7,391,032 km (0.109 R)
• M14: 8,270,518 km (0.112 R)
• M15: 8,630,750 km (0.111 R)
• M16: 9,109,164 km (0.095 R)
• M17: 14,463,122 km (0.063 R)
• M18: 21,601,484 km (0.087 R)
• M19: 22,982,721 km (0.106 R)
• M20: 24,004,624 km (0.097 R)
• M21: 25,485,942 km (0.093 R)
• M22: 27,478,586 km (0.098 R)
• M23: 36,080,164 km (0.1 R)
• M24: 36,903,401 km (0.112 R)
• M25: 41,656,125 km (0.101 R)
• M26: 46,316,847 km (0.087 R)
• M27: 52,179,737 km (0.1 R)
• M28: 52,704,227 km (0.108 R)
• M29: 55,017,310 km (0.108 R)
• M30: 56,290,537 km (0.105 R)
• M31: 57,956,160 km (0.094 R)
• M32: 64,746,407 km (0.109 R)
• M33: 66,574,344 km (0.118 R)
• M34: 67,811,817 km (0.086 R)
• M35: 68,227,849 km (0.11 R)
• M36: 69,485,817 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 282.3

Radius: 7

Gravity: 5.76 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 8.93 AU - 11.87 AU

Year: 22366 Days

Day: 24.5 Hours

Environment

Temp: -235 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 61,004,234 km

• M1: 88,712 km (0.071 R)
• M2: 309,518 km (0.115 R)
• M3: 1,497,175 km (0.095 R)
• M4: 1,991,148 km (0.056 R)
• M5: 2,721,335 km (0.081 R)
• M6: 4,133,838 km (0.117 R)
• M7: 6,055,273 km (0.115 R)
• M8: 7,747,524 km (0.119 R)
• M9: 8,554,006 km (0.115 R)
• M10: 14,256,827 km (0.094 R)
• M11: 14,675,701 km (0.106 R)
• M12: 15,246,865 km (0.06 R)
• M13: 15,758,640 km (0.03 R)
• M14: 18,245,106 km (0.087 R)
• M15: 20,981,700 km (0.096 R)
• M16: 23,493,897 km (0.076 R)
• M17: 26,199,823 km (0.025 R)
• M18: 27,681,590 km (0.077 R)
• M19: 28,884,357 km (0.083 R)
• M20: 33,797,899 km (0.083 R)
• M21: 40,201,137 km (0.03 R)
• M22: 48,143,886 km (0.102 R)
• M23: 48,456,695 km (0.082 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 427 - 11,155 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit