🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513.3

Radius: 13.2

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.78 AU - 0.88 AU

Year: 488 Days

Day: 10.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 63,983,329 km

• M1: 164,109 km (0.09 R)
• M2: 629,358 km (0.053 R)
• M3: 1,084,136 km (0.069 R)
• M4: 1,611,319 km (0.085 R)
• M5: 2,028,846 km (0.071 R)
• M6: 2,694,407 km (0.116 R)
• M7: 3,360,866 km (0.039 R)
• M8: 3,950,431 km (0.061 R)
• M9: 4,710,089 km (0.102 R)
• M10: 5,306,386 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.4

Radius: 11.7

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.77 AU - 1.87 AU

Year: 1585 Days

Day: 8.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 63,983,329 km

• M1: 152,590 km (0.072 R)
• M2: 607,218 km (0.116 R)
• M3: 1,203,515 km (0.108 R)
• M4: 1,719,328 km (0.115 R)
• M5: 2,439,792 km (0.106 R)
• M6: 4,418,224 km (0.103 R)
• M7: 5,643,430 km (0.106 R)
• M8: 6,257,978 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.6

Radius: 9.6

Gravity: 10.72 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 2.29 AU - 3.71 AU

Year: 3355 Days

Day: 13.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,983,329 km

• M1: 119,529 km (0.093 R)
• M2: 440,267 km (0.093 R)
• M3: 865,124 km (0.073 R)
• M4: 1,188,106 km (0.102 R)
• M5: 1,760,169 km (0.052 R)
• M6: 2,217,639 km (0.091 R)
• M7: 2,736,145 km (0.027 R)
• M8: 4,217,613 km (0.09 R)
• M9: 5,437,434 km (0.118 R)
• M10: 6,292,086 km (0.113 R)
• M11: 7,299,778 km (0.082 R)
• M12: 7,842,369 km (0.061 R)
• M13: 8,230,725 km (0.096 R)
• M14: 10,244,013 km (0.075 R)
• M15: 10,837,767 km (0.101 R)
• M16: 14,001,912 km (0.056 R)
• M17: 16,386,352 km (0.07 R)
• M18: 17,139,727 km (0.088 R)
• M19: 18,966,168 km (0.105 R)
• M20: 20,584,368 km (0.114 R)
• M21: 24,689,932 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 248.5

Radius: 10.7

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 3.25 AU - 5.27 AU

Year: 5677 Days

Day: 12.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,983,329 km

• M1: 133,142 km (0.103 R)
• M2: 542,741 km (0.111 R)
• M3: 911,201 km (0.072 R)
• M4: 1,257,071 km (0.108 R)
• M5: 1,602,343 km (0.096 R)
• M6: 2,646,536 km (0.045 R)
• M7: 3,081,417 km (0.09 R)
• M8: 4,095,691 km (0.107 R)
• M9: 4,798,800 km (0.05 R)
• M10: 5,141,978 km (0.087 R)
• M11: 5,905,226 km (0.105 R)
• M12: 6,299,866 km (0.114 R)
• M13: 6,925,035 km (0.057 R)
• M14: 7,755,902 km (0.066 R)
• M15: 8,759,554 km (0.07 R)
• M16: 11,799,083 km (0.111 R)
• M17: 12,564,576 km (0.05 R)
• M18: 16,178,112 km (0.052 R)
• M19: 16,562,728 km (0.106 R)
• M20: 18,280,860 km (0.051 R)
• M21: 19,061,013 km (0.088 R)
• M22: 19,552,143 km (0.119 R)
• M23: 19,925,988 km (0.119 R)
• M24: 22,135,249 km (0.037 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77

Radius: 15

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 3.68 AU - 5.82 AU

Year: 6684 Days

Day: 7.5 Hours

Environment

Temp: -211 °C

Axial Tilt: 60 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 63,983,329 km

• M1: 186,848 km (0.08 R)
• M2: 717,920 km (0.105 R)
• M3: 1,200,822 km (0.113 R)
• M4: 1,934,600 km (0.074 R)
• M5: 3,359,370 km (0.12 R)
• M6: 4,296,600 km (0.105 R)
• M7: 5,425,915 km (0.088 R)
• M8: 6,422,985 km (0.088 R)
• M9: 7,021,675 km (0.117 R)
• M10: 7,928,687 km (0.032 R)
• M11: 10,191,953 km (0.111 R)
• M12: 14,443,974 km (0.103 R)
• M13: 15,427,430 km (0.11 R)
• M14: 16,706,342 km (0.03 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 833.1

Radius: 4.9

Gravity: 34.7 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 7.49 AU - 8.05 AU

Year: 13984 Days

Day: 22.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 63,983,329 km

• M1: 68,965 km (0.034 R)
• M2: 221,704 km (0.07 R)
• M3: 705,055 km (0.104 R)
• M4: 1,133,353 km (0.101 R)
• M5: 1,404,874 km (0.114 R)
• M6: 1,587,981 km (0.054 R)
• M7: 1,874,611 km (0.042 R)
• M8: 2,337,317 km (0.11 R)
• M9: 3,272,603 km (0.111 R)
• M10: 4,275,956 km (0.117 R)
• M11: 4,796,856 km (0.069 R)
• M12: 5,322,543 km (0.107 R)
• M13: 5,618,298 km (0.053 R)
• M14: 6,655,310 km (0.037 R)
• M15: 7,174,564 km (0.115 R)
• M16: 8,741,452 km (0.099 R)
• M17: 10,070,629 km (0.114 R)
• M18: 13,390,505 km (0.102 R)
• M19: 15,075,426 km (0.111 R)
• M20: 16,739,403 km (0.114 R)
• M21: 19,200,438 km (0.064 R)
• M22: 19,720,141 km (0.055 R)
• M23: 20,071,696 km (0.079 R)
• M24: 24,019,434 km (0.082 R)
• M25: 25,338,887 km (0.061 R)
• M26: 26,920,436 km (0.049 R)
• M27: 27,900,452 km (0.062 R)
• M28: 29,357,535 km (0.102 R)
• M29: 30,046,732 km (0.102 R)
• M30: 34,537,660 km (0.049 R)
• M31: 38,491,831 km (0.118 R)
• M32: 43,473,889 km (0.089 R)
• M33: 43,770,991 km (0.106 R)
• M34: 45,581,424 km (0.107 R)
• M35: 49,512,557 km (0.053 R)
• M36: 49,674,422 km (0.086 R)
• M37: 51,477,375 km (0.118 R)
• M38: 53,493,506 km (0.085 R)
• M39: 59,673,394 km (0.104 R)
• M40: 59,856,651 km (0.113 R)
• M41: 63,600,488 km (0.049 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 451 - 11,889 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit