🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.6

Radius: 14

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.61 AU - 0.91 AU

Year: 435 Days

Day: 14.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 61,906,035 km

• M1: 174,431 km (0.057 R)
• M2: 644,916 km (0.065 R)
• M3: 1,423,274 km (0.105 R)
• M4: 2,043,806 km (0.05 R)
• M5: 2,582,508 km (0.059 R)
• M6: 3,062,268 km (0.109 R)
• M7: 3,570,303 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341.8

Radius: 14.7

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.1 AU - 1.34 AU

Year: 884 Days

Day: 14.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 61,906,035 km

• M1: 182,809 km (0.1 R)
• M2: 705,204 km (0.11 R)
• M3: 1,387,670 km (0.104 R)
• M4: 1,980,077 km (0.095 R)
• M5: 2,569,792 km (0.092 R)
• M6: 4,577,246 km (0.092 R)
• M7: 5,320,299 km (0.064 R)
• M8: 5,896,550 km (0.105 R)
• M9: 6,514,389 km (0.112 R)
• M10: 7,261,032 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.9

Radius: 11.4

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.1 AU - 1.68 AU

Year: 1075 Days

Day: 8.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 61,906,035 km

• M1: 141,819 km (0.076 R)
• M2: 554,559 km (0.097 R)
• M3: 1,057,507 km (0.091 R)
• M4: 1,609,972 km (0.067 R)
• M5: 1,972,149 km (0.054 R)
• M6: 2,409,723 km (0.119 R)
• M7: 2,959,046 km (0.115 R)
• M8: 3,314,790 km (0.059 R)
• M9: 5,088,422 km (0.119 R)
• M10: 5,901,337 km (0.081 R)
• M11: 7,052,792 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.8

Radius: 11.5

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.68 AU - 2.3 AU

Year: 1842 Days

Day: 9.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 61,906,035 km

• M1: 143,464 km (0.069 R)
• M2: 677,529 km (0.099 R)
• M3: 1,055,263 km (0.05 R)
• M4: 1,637,049 km (0.095 R)
• M5: 2,197,892 km (0.098 R)
• M6: 2,640,552 km (0.119 R)
• M7: 3,302,223 km (0.066 R)
• M8: 4,071,306 km (0.052 R)
• M9: 4,559,444 km (0.094 R)
• M10: 5,490,691 km (0.083 R)
• M11: 6,780,972 km (0.049 R)
• M12: 8,666,205 km (0.084 R)
• M13: 10,021,861 km (0.045 R)
• M14: 11,324,559 km (0.072 R)
• M15: 14,574,273 km (0.1 R)
• M16: 15,071,237 km (0.088 R)
• M17: 15,439,847 km (0.034 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.1

Radius: 14.3

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.62 AU - 2.64 AU

Year: 2039 Days

Day: 12.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 61,906,035 km

• M1: 188,793 km (0.094 R)
• M2: 635,492 km (0.082 R)
• M3: 1,264,850 km (0.118 R)
• M4: 1,775,876 km (0.099 R)
• M5: 4,381,273 km (0.117 R)
• M6: 5,165,315 km (0.069 R)
• M7: 6,062,753 km (0.108 R)
• M8: 8,274,109 km (0.084 R)
• M9: 9,242,456 km (0.117 R)
• M10: 9,919,087 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 767.1

Radius: 7.8

Gravity: 12.61 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 7.69 AU - 8.79 AU

Year: 15517 Days

Day: 24.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 61,906,035 km

• M1: 108,159 km (0.091 R)
• M2: 454,030 km (0.108 R)
• M3: 759,060 km (0.093 R)
• M4: 1,512,883 km (0.102 R)
• M5: 2,279,872 km (0.096 R)
• M6: 2,715,351 km (0.085 R)
• M7: 3,638,220 km (0.054 R)
• M8: 3,898,670 km (0.116 R)
• M9: 4,296,900 km (0.1 R)
• M10: 6,007,102 km (0.106 R)
• M11: 6,413,560 km (0.09 R)
• M12: 7,982,542 km (0.096 R)
• M13: 8,225,938 km (0.101 R)
• M14: 9,464,010 km (0.118 R)
• M15: 12,048,613 km (0.105 R)
• M16: 14,486,459 km (0.077 R)
• M17: 14,849,085 km (0.041 R)
• M18: 17,478,716 km (0.032 R)
• M19: 19,511,601 km (0.067 R)
• M20: 19,776,390 km (0.061 R)
• M21: 21,136,234 km (0.08 R)
• M22: 25,378,531 km (0.094 R)
• M23: 26,119,040 km (0.099 R)
• M24: 27,092,025 km (0.099 R)
• M25: 28,995,508 km (0.104 R)
• M26: 29,340,481 km (0.117 R)
• M27: 32,942,050 km (0.101 R)
• M28: 34,205,254 km (0.073 R)
• M29: 37,503,737 km (0.085 R)
• M30: 45,032,250 km (0.073 R)
• M31: 45,649,940 km (0.085 R)
• M32: 46,587,021 km (0.071 R)
• M33: 52,992,802 km (0.116 R)
• M34: 58,668,395 km (0.107 R)
• M35: 59,405,165 km (0.115 R)
• M36: 64,735,935 km (0.116 R)
• M37: 66,714,517 km (0.042 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 546.7

Radius: 6.3

Gravity: 13.77 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 6.63 AU - 10.49 AU

Year: 16429 Days

Day: 18.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 61,906,035 km

• M1: 78,539 km (0.105 R)
• M2: 274,811 km (0.111 R)
• M3: 543,938 km (0.037 R)
• M4: 830,567 km (0.113 R)
• M5: 1,228,947 km (0.034 R)
• M6: 1,633,609 km (0.11 R)
• M7: 2,085,394 km (0.077 R)
• M8: 2,465,822 km (0.119 R)
• M9: 2,821,117 km (0.104 R)
• M10: 3,159,657 km (0.053 R)
• M11: 3,745,931 km (0.063 R)
• M12: 5,097,697 km (0.11 R)
• M13: 6,497,484 km (0.071 R)
• M14: 6,916,059 km (0.1 R)
• M15: 9,179,325 km (0.054 R)
• M16: 9,440,224 km (0.102 R)
• M17: 11,053,039 km (0.109 R)
• M18: 13,366,420 km (0.104 R)
• M19: 16,210,276 km (0.038 R)
• M20: 16,901,567 km (0.111 R)
• M21: 19,518,932 km (0.116 R)
• M22: 19,950,970 km (0.062 R)
• M23: 21,103,921 km (0.092 R)
• M24: 25,540,844 km (0.11 R)
• M25: 28,085,355 km (0.061 R)
• M26: 33,919,372 km (0.078 R)
• M27: 36,723,884 km (0.034 R)
• M28: 37,117,924 km (0.099 R)
• M29: 45,000,685 km (0.096 R)
• M30: 54,779,599 km (0.072 R)
• M31: 57,914,572 km (0.119 R)
• M32: 61,535,738 km (0.12 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 256 - 12,937 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit