🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.1

Radius: 11.2

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.71 AU - 0.93 AU

Year: 487 Days

Day: 10.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 50,536,855 km

• M1: 139,425 km (0.11 R)
• M2: 490,681 km (0.118 R)
• M3: 840,291 km (0.083 R)
• M4: 1,316,910 km (0.046 R)
• M5: 1,784,553 km (0.087 R)
• M6: 2,370,528 km (0.07 R)
• M7: 2,911,025 km (0.054 R)
• M8: 3,443,145 km (0.077 R)
• M9: 3,857,082 km (0.063 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.4

Radius: 15

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.8 AU - 0.96 AU

Year: 542 Days

Day: 5.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 50,536,855 km

• M1: 186,549 km (0.085 R)
• M2: 736,770 km (0.05 R)
• M3: 1,411,755 km (0.038 R)
• M4: 1,936,844 km (0.112 R)
• M5: 2,790,748 km (0.092 R)
• M6: 3,746,230 km (0.098 R)
• M7: 4,321,882 km (0.096 R)
• M8: 4,956,177 km (0.054 R)
• M9: 5,635,950 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693.3

Radius: 13.4

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.3 AU - 1.5 AU

Year: 1087 Days

Day: 11.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 50,536,855 km

• M1: 166,652 km (0.098 R)
• M2: 666,010 km (0.03 R)
• M3: 2,218,387 km (0.068 R)
• M4: 3,158,011 km (0.097 R)
• M5: 3,727,530 km (0.114 R)
• M6: 4,161,514 km (0.096 R)
• M7: 4,629,306 km (0.093 R)
• M8: 5,347,525 km (0.071 R)
• M9: 6,160,889 km (0.07 R)
• M10: 6,888,683 km (0.102 R)
• M11: 8,488,782 km (0.104 R)
• M12: 9,274,619 km (0.087 R)
• M13: 9,715,185 km (0.064 R)

Asteroid Belt

Center: 1.7 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 784.7

Radius: 9

Gravity: 9.69 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.55 AU - 2.43 AU

Year: 1842 Days

Day: 8.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 50,536,855 km

• M1: 113,545 km (0.099 R)
• M2: 415,433 km (0.084 R)
• M3: 734,526 km (0.118 R)
• M4: 1,206,956 km (0.115 R)
• M5: 2,378,905 km (0.095 R)
• M6: 2,750,656 km (0.112 R)
• M7: 3,508,070 km (0.106 R)
• M8: 3,954,321 km (0.086 R)
• M9: 4,705,003 km (0.09 R)
• M10: 6,358,059 km (0.095 R)
• M11: 7,217,200 km (0.039 R)
• M12: 8,212,774 km (0.119 R)
• M13: 9,770,387 km (0.065 R)
• M14: 10,474,245 km (0.052 R)
• M15: 12,022,433 km (0.111 R)
• M16: 12,666,153 km (0.1 R)
• M17: 14,331,326 km (0.097 R)
• M18: 14,917,451 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.7

Radius: 8.5

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.57 AU - 4.21 AU

Year: 4095 Days

Day: 9.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 58 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,536,855 km

• M1: 105,766 km (0.093 R)
• M2: 1,473,988 km (0.102 R)
• M3: 2,107,535 km (0.094 R)
• M4: 2,795,236 km (0.059 R)
• M5: 3,166,389 km (0.048 R)
• M6: 3,707,634 km (0.096 R)
• M7: 4,022,836 km (0.102 R)
• M8: 4,561,089 km (0.072 R)
• M9: 4,906,661 km (0.091 R)
• M10: 5,650,312 km (0.102 R)
• M11: 5,971,947 km (0.038 R)
• M12: 6,487,611 km (0.076 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 631.5

Radius: 3.2

Gravity: 61.67 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 5.29 AU - 8.03 AU

Year: 11275 Days

Day: 20.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 86.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 50,536,855 km

• M1: 49,218 km (0.117 R)
• M2: 235,168 km (0.083 R)
• M3: 391,647 km (0.097 R)
• M4: 877,092 km (0.118 R)
• M5: 1,310,029 km (0.099 R)
• M6: 1,725,761 km (0.069 R)
• M7: 2,455,200 km (0.082 R)
• M8: 2,899,057 km (0.11 R)
• M9: 3,394,376 km (0.062 R)
• M10: 3,754,308 km (0.114 R)
• M11: 4,429,892 km (0.108 R)
• M12: 5,182,818 km (0.099 R)
• M13: 5,589,575 km (0.039 R)
• M14: 5,694,443 km (0.094 R)
• M15: 6,053,777 km (0.062 R)
• M16: 6,543,261 km (0.081 R)
• M17: 9,740,317 km (0.066 R)
• M18: 9,943,471 km (0.117 R)
• M19: 10,305,648 km (0.072 R)
• M20: 10,516,730 km (0.119 R)
• M21: 11,001,727 km (0.092 R)
• M22: 11,222,084 km (0.112 R)
• M23: 11,843,215 km (0.081 R)
• M24: 12,546,624 km (0.11 R)
• M25: 12,726,590 km (0.105 R)
• M26: 14,425,872 km (0.075 R)
• M27: 14,557,518 km (0.093 R)
• M28: 15,639,111 km (0.096 R)
• M29: 17,734,080 km (0.057 R)
• M30: 22,294,421 km (0.095 R)
• M31: 22,470,348 km (0.03 R)
• M32: 22,824,895 km (0.118 R)
• M33: 24,373,831 km (0.065 R)
• M34: 26,382,033 km (0.063 R)
• M35: 28,291,650 km (0.114 R)
• M36: 30,076,652 km (0.111 R)
• M37: 31,160,937 km (0.087 R)
• M38: 37,842,577 km (0.064 R)
• M39: 38,470,439 km (0.105 R)
• M40: 38,596,849 km (0.109 R)
• M41: 44,021,866 km (0.106 R)
• M42: 44,437,748 km (0.084 R)
• M43: 44,996,197 km (0.11 R)
• M44: 46,269,724 km (0.027 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 508 - 12,244 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit