🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.4

Radius: 8.2

Gravity: 10.27 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.59 AU - 0.77 AU

Year: 380 Days

Day: 6.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 41,889,319 km

• M1: 102,175 km (0.107 R)
• M2: 361,279 km (0.114 R)
• M3: 634,744 km (0.097 R)
• M4: 914,043 km (0.118 R)
• M5: 1,169,706 km (0.088 R)
• M6: 1,642,136 km (0.106 R)
• M7: 2,245,614 km (0.109 R)
• M8: 2,527,306 km (0.076 R)
• M9: 3,151,429 km (0.055 R)
• M10: 3,482,339 km (0.059 R)
• M11: 3,836,437 km (0.087 R)
• M12: 4,336,543 km (0.099 R)
• M13: 4,835,153 km (0.092 R)
• M14: 5,198,676 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.6

Radius: 11.7

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.59 AU - 1.93 AU

Year: 1584 Days

Day: 11.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 41,889,319 km

• M1: 145,708 km (0.067 R)
• M2: 591,360 km (0.082 R)
• M3: 1,064,538 km (0.12 R)
• M4: 1,971,550 km (0.109 R)
• M5: 3,544,422 km (0.103 R)
• M6: 3,999,050 km (0.116 R)
• M7: 4,848,467 km (0.061 R)
• M8: 5,254,476 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.5

Radius: 8

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 3.4 AU - 3.42 AU

Year: 4271 Days

Day: 13.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 41,889,319 km

• M1: 99,632 km (0.087 R)
• M2: 384,317 km (0.115 R)
• M3: 709,393 km (0.113 R)
• M4: 1,202,617 km (0.098 R)
• M5: 2,122,644 km (0.099 R)
• M6: 3,433,122 km (0.051 R)
• M7: 4,936,879 km (0.118 R)
• M8: 5,411,553 km (0.102 R)
• M9: 6,452,306 km (0.11 R)
• M10: 7,733,612 km (0.044 R)
• M11: 8,344,420 km (0.083 R)
• M12: 9,861,192 km (0.06 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 998.1

Radius: 5.2

Gravity: 36.91 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 4.96 AU - 8.12 AU

Year: 11344 Days

Day: 15.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 41,889,319 km

• M1: 64,776 km (0.088 R)
• M2: 375,640 km (0.099 R)
• M3: 635,193 km (0.029 R)
• M4: 976,126 km (0.105 R)
• M5: 1,305,989 km (0.072 R)
• M6: 1,723,367 km (0.101 R)
• M7: 2,017,477 km (0.089 R)
• M8: 2,935,709 km (0.072 R)
• M9: 3,434,019 km (0.12 R)
• M10: 3,621,166 km (0.056 R)
• M11: 4,661,320 km (0.119 R)
• M12: 6,800,420 km (0.049 R)
• M13: 7,759,193 km (0.034 R)
• M14: 8,129,148 km (0.065 R)
• M15: 8,366,411 km (0.048 R)
• M16: 9,413,296 km (0.096 R)
• M17: 10,713,601 km (0.086 R)
• M18: 12,128,947 km (0.083 R)
• M19: 12,945,601 km (0.065 R)
• M20: 13,400,229 km (0.118 R)
• M21: 15,542,022 km (0.099 R)
• M22: 17,584,781 km (0.107 R)
• M23: 25,072,603 km (0.12 R)
• M24: 26,084,932 km (0.116 R)
• M25: 32,380,609 km (0.104 R)
• M26: 35,814,029 km (0.119 R)
• M27: 36,451,616 km (0.071 R)
• M28: 41,546,919 km (0.065 R)
• M29: 41,827,565 km (0.098 R)
• M30: 42,109,407 km (0.105 R)
• M31: 54,956,423 km (0.073 R)
• M32: 55,464,159 km (0.118 R)
• M33: 56,146,026 km (0.089 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 268.5

Radius: 8

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 6.08 AU - 8.28 AU

Year: 13049 Days

Day: 19.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 41,889,319 km

• M1: 99,931 km (0.115 R)
• M2: 359,783 km (0.047 R)
• M3: 721,660 km (0.104 R)
• M4: 1,296,864 km (0.09 R)
• M5: 1,670,559 km (0.111 R)
• M6: 2,148,375 km (0.106 R)
• M7: 2,674,960 km (0.118 R)
• M8: 3,195,560 km (0.08 R)
• M9: 4,167,198 km (0.116 R)
• M10: 4,837,546 km (0.079 R)
• M11: 5,675,594 km (0.096 R)
• M12: 5,941,579 km (0.058 R)
• M13: 6,534,734 km (0.071 R)
• M14: 7,557,086 km (0.065 R)
• M15: 7,920,459 km (0.059 R)
• M16: 8,508,828 km (0.116 R)
• M17: 9,353,607 km (0.072 R)
• M18: 9,631,709 km (0.047 R)
• M19: 10,901,047 km (0.101 R)
• M20: 12,005,080 km (0.042 R)
• M21: 12,781,193 km (0.09 R)
• M22: 14,128,472 km (0.099 R)
• M23: 14,742,721 km (0.084 R)
• M24: 20,392,135 km (0.087 R)
• M25: 21,495,868 km (0.037 R)
• M26: 23,994,302 km (0.073 R)
• M27: 24,692,026 km (0.079 R)
• M28: 27,713,155 km (0.084 R)
• M29: 32,323,462 km (0.064 R)
• M30: 33,281,637 km (0.106 R)
• M31: 36,612,284 km (0.109 R)
• M32: 37,536,499 km (0.112 R)
• M33: 39,191,351 km (0.099 R)
• M34: 39,794,081 km (0.119 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 381 - 16,913 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit