🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815.6

Radius: 10.7

Gravity: 7.12 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.84 AU - 1.28 AU

Year: 705 Days

Day: 10.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 64,229,644 km

• M1: 137,480 km (0.101 R)
• M2: 667,057 km (0.084 R)
• M3: 1,024,745 km (0.065 R)
• M4: 1,721,871 km (0.049 R)
• M5: 2,137,604 km (0.111 R)
• M6: 3,265,572 km (0.033 R)
• M7: 3,605,309 km (0.116 R)
• M8: 4,293,010 km (0.083 R)
• M9: 4,668,501 km (0.072 R)
• M10: 6,585,298 km (0.082 R)
• M11: 7,849,849 km (0.096 R)
• M12: 8,641,671 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.6

Radius: 11.3

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.48 AU - 1.7 AU

Year: 1295 Days

Day: 8.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,229,644 km

• M1: 140,472 km (0.102 R)
• M2: 501,153 km (0.1 R)
• M3: 870,809 km (0.057 R)
• M4: 1,342,790 km (0.112 R)
• M5: 1,767,499 km (0.07 R)
• M6: 2,228,559 km (0.088 R)
• M7: 2,635,316 km (0.034 R)
• M8: 3,025,168 km (0.114 R)
• M9: 3,615,481 km (0.109 R)
• M10: 4,538,201 km (0.097 R)
• M11: 6,197,092 km (0.04 R)
• M12: 7,080,467 km (0.119 R)
• M13: 8,071,703 km (0.087 R)
• M14: 8,818,944 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.2

Radius: 9.1

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.63 AU - 1.95 AU

Year: 1546 Days

Day: 8.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 64,229,644 km

• M1: 115,190 km (0.081 R)
• M2: 811,568 km (0.106 R)
• M3: 1,322,744 km (0.026 R)
• M4: 1,771,538 km (0.107 R)
• M5: 2,128,479 km (0.075 R)
• M6: 2,675,558 km (0.081 R)
• M7: 3,661,258 km (0.038 R)
• M8: 4,033,308 km (0.101 R)
• M9: 4,362,573 km (0.073 R)
• M10: 4,982,207 km (0.068 R)
• M11: 6,287,449 km (0.117 R)
• M12: 6,984,575 km (0.112 R)
• M13: 7,291,849 km (0.035 R)
• M14: 7,682,449 km (0.115 R)
• M15: 8,911,246 km (0.059 R)
• M16: 9,273,123 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147

Radius: 9.4

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 3.22 AU - 5.06 AU

Year: 5439 Days

Day: 12.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 64,229,644 km

• M1: 116,986 km (0.109 R)
• M2: 417,378 km (0.118 R)
• M3: 1,056,311 km (0.098 R)
• M4: 1,417,141 km (0.119 R)
• M5: 1,746,854 km (0.056 R)
• M6: 4,537,453 km (0.113 R)
• M7: 5,005,994 km (0.084 R)
• M8: 5,884,133 km (0.039 R)
• M9: 6,947,624 km (0.092 R)
• M10: 7,693,818 km (0.12 R)
• M11: 8,459,460 km (0.096 R)
• M12: 10,404,831 km (0.074 R)
• M13: 13,379,435 km (0.103 R)
• M14: 13,695,984 km (0.071 R)
• M15: 14,580,257 km (0.055 R)
• M16: 15,060,766 km (0.049 R)
• M17: 15,502,079 km (0.116 R)
• M18: 16,205,937 km (0.083 R)
• M19: 16,983,397 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 635.4

Radius: 8.6

Gravity: 8.59 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 4.15 AU - 5.55 AU

Year: 6896 Days

Day: 5.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 64,229,644 km

• M1: 107,262 km (0.096 R)
• M2: 448,794 km (0.106 R)
• M3: 739,013 km (0.097 R)
• M4: 1,201,420 km (0.119 R)
• M5: 2,265,211 km (0.117 R)
• M6: 2,726,122 km (0.092 R)
• M7: 3,227,424 km (0.067 R)
• M8: 3,694,768 km (0.079 R)
• M9: 4,283,436 km (0.067 R)
• M10: 4,904,865 km (0.079 R)
• M11: 5,252,232 km (0.066 R)
• M12: 5,616,054 km (0.102 R)
• M13: 7,279,432 km (0.033 R)
• M14: 7,887,249 km (0.114 R)
• M15: 8,243,890 km (0.066 R)
• M16: 9,204,308 km (0.057 R)
• M17: 10,614,418 km (0.095 R)
• M18: 11,648,139 km (0.117 R)
• M19: 13,239,112 km (0.108 R)
• M20: 14,260,417 km (0.064 R)
• M21: 17,572,514 km (0.083 R)
• M22: 17,841,491 km (0.095 R)
• M23: 18,456,936 km (0.095 R)
• M24: 21,440,965 km (0.115 R)
• M25: 27,343,648 km (0.052 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 849.3

Radius: 4.5

Gravity: 41.94 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 6.38 AU - 9.12 AU

Year: 13931 Days

Day: 16.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 64,229,644 km

• M1: 59,241 km (0.068 R)
• M2: 1,333,216 km (0.068 R)
• M3: 1,573,022 km (0.111 R)
• M4: 2,061,758 km (0.037 R)
• M5: 3,176,561 km (0.115 R)
• M6: 3,467,230 km (0.109 R)
• M7: 4,224,943 km (0.116 R)
• M8: 4,446,647 km (0.101 R)
• M9: 5,017,213 km (0.118 R)
• M10: 6,847,095 km (0.072 R)
• M11: 7,377,120 km (0.046 R)
• M12: 8,320,783 km (0.118 R)
• M13: 8,568,667 km (0.103 R)
• M14: 11,507,966 km (0.057 R)
• M15: 13,505,845 km (0.118 R)
• M16: 13,779,310 km (0.1 R)
• M17: 14,838,164 km (0.119 R)
• M18: 15,723,335 km (0.027 R)
• M19: 16,957,667 km (0.101 R)
• M20: 17,761,157 km (0.104 R)
• M21: 18,928,170 km (0.063 R)
• M22: 23,513,045 km (0.1 R)
• M23: 26,060,697 km (0.109 R)
• M24: 28,226,725 km (0.081 R)
• M25: 29,012,263 km (0.105 R)
• M26: 29,812,312 km (0.111 R)
• M27: 36,484,976 km (0.071 R)
• M28: 37,015,600 km (0.101 R)
• M29: 38,775,170 km (0.065 R)
• M30: 41,016,595 km (0.075 R)
• M31: 42,460,364 km (0.052 R)
• M32: 43,639,644 km (0.105 R)
• M33: 46,372,348 km (0.031 R)
• M34: 46,682,764 km (0.093 R)
• M35: 48,415,406 km (0.069 R)
• M36: 54,040,884 km (0.116 R)
• M37: 55,774,873 km (0.077 R)
• M38: 56,478,582 km (0.054 R)
• M39: 56,832,680 km (0.092 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 358 - 10,697 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit