🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.04 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.7

Radius: 12.7

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.61 AU - 2.55 AU

Year: 1968 Days

Day: 12.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 45,725,513 km

• M1: 157,975 km (0.108 R)
• M2: 579,393 km (0.081 R)
• M3: 1,088,175 km (0.075 R)
• M4: 1,550,732 km (0.047 R)
• M5: 2,108,881 km (0.113 R)
• M6: 2,681,691 km (0.092 R)
• M7: 6,105,687 km (0.063 R)
• M8: 7,134,173 km (0.075 R)
• M9: 7,780,436 km (0.084 R)
• M10: 8,401,566 km (0.057 R)
• M11: 9,021,948 km (0.045 R)
• M12: 10,839,712 km (0.116 R)
• M13: 13,539,804 km (0.106 R)
• M14: 15,140,352 km (0.115 R)
• M15: 15,814,589 km (0.063 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.8

Radius: 13.9

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 3.82 AU - 4.34 AU

Year: 5406 Days

Day: 12.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 45,725,513 km

• M1: 172,935 km (0.119 R)
• M2: 1,223,860 km (0.049 R)
• M3: 2,111,724 km (0.068 R)
• M4: 2,692,612 km (0.05 R)
• M5: 3,464,387 km (0.116 R)
• M6: 5,474,235 km (0.084 R)
• M7: 6,369,877 km (0.115 R)
• M8: 6,908,430 km (0.096 R)
• M9: 7,893,980 km (0.07 R)
• M10: 9,272,525 km (0.093 R)
• M11: 11,732,363 km (0.052 R)
• M12: 13,134,543 km (0.093 R)
• M13: 16,073,094 km (0.115 R)

Asteroid Belt

Center: 5.26 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 937

Radius: 6.1

Gravity: 25.18 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 5.38 AU - 7.48 AU

Year: 10696 Days

Day: 15.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 45,725,513 km

• M1: 75,996 km (0.111 R)
• M2: 533,915 km (0.078 R)
• M3: 893,099 km (0.108 R)
• M4: 1,473,838 km (0.109 R)
• M5: 1,668,166 km (0.075 R)
• M6: 1,966,015 km (0.113 R)
• M7: 2,183,979 km (0.113 R)
• M8: 3,423,398 km (0.089 R)
• M9: 4,222,699 km (0.095 R)
• M10: 6,376,908 km (0.102 R)
• M11: 7,755,602 km (0.118 R)
• M12: 8,256,306 km (0.052 R)
• M13: 10,807,249 km (0.12 R)
• M14: 12,752,321 km (0.094 R)
• M15: 14,988,510 km (0.09 R)
• M16: 18,095,508 km (0.061 R)
• M17: 24,568,159 km (0.11 R)
• M18: 31,509,201 km (0.081 R)
• M19: 35,671,463 km (0.076 R)
• M20: 40,320,067 km (0.117 R)
• M21: 48,632,473 km (0.057 R)
• M22: 54,163,255 km (0.112 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 933.2

Radius: 6.9

Gravity: 19.6 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 5.69 AU - 8.83 AU

Year: 12833 Days

Day: 22.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 147.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 45,725,513 km

• M1: 86,767 km (0.114 R)
• M2: 342,430 km (0.042 R)
• M3: 572,212 km (0.092 R)
• M4: 1,064,987 km (0.108 R)
• M5: 1,332,917 km (0.102 R)
• M6: 1,598,304 km (0.12 R)
• M7: 4,096,289 km (0.029 R)
• M8: 9,789,385 km (0.108 R)
• M9: 10,625,488 km (0.063 R)
• M10: 13,688,804 km (0.1 R)
• M11: 15,457,948 km (0.114 R)
• M12: 15,904,198 km (0.062 R)
• M13: 16,666,998 km (0.066 R)
• M14: 19,443,385 km (0.102 R)
• M15: 20,581,675 km (0.094 R)
• M16: 30,863,836 km (0.067 R)
• M17: 33,018,793 km (0.04 R)
• M18: 35,016,673 km (0.101 R)
• M19: 39,527,198 km (0.072 R)
• M20: 41,491,867 km (0.091 R)
• M21: 43,080,596 km (0.117 R)
• M22: 46,072,255 km (0.092 R)
• M23: 57,986,977 km (0.089 R)
• M24: 58,344,366 km (0.072 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 208.4

Radius: 5.7

Gravity: 6.41 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 6.9 AU - 10.54 AU

Year: 16892 Days

Day: 15.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 45,725,513 km

• M1: 87,964 km (0.074 R)
• M2: 414,685 km (0.117 R)
• M3: 619,186 km (0.116 R)
• M4: 836,850 km (0.095 R)
• M5: 1,062,444 km (0.075 R)
• M6: 1,849,478 km (0.111 R)
• M7: 2,402,243 km (0.109 R)
• M8: 2,696,651 km (0.09 R)
• M9: 2,970,864 km (0.117 R)
• M10: 3,575,539 km (0.078 R)
• M11: 3,854,838 km (0.087 R)
• M12: 4,810,918 km (0.066 R)
• M13: 5,608,275 km (0.097 R)
• M14: 6,091,476 km (0.113 R)
• M15: 6,677,301 km (0.043 R)
• M16: 9,258,014 km (0.056 R)
• M17: 9,495,126 km (0.114 R)
• M18: 10,331,977 km (0.081 R)
• M19: 11,270,554 km (0.115 R)
• M20: 14,809,591 km (0.108 R)
• M21: 17,468,843 km (0.115 R)
• M22: 17,758,464 km (0.117 R)
• M23: 19,719,243 km (0.09 R)
• M24: 23,184,080 km (0.115 R)
• M25: 24,876,780 km (0.118 R)
• M26: 25,987,394 km (0.075 R)
• M27: 28,907,694 km (0.063 R)
• M28: 30,866,080 km (0.12 R)
• M29: 31,716,544 km (0.105 R)
• M30: 37,508,824 km (0.077 R)
• M31: 38,112,002 km (0.054 R)
• M32: 40,589,493 km (0.099 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: 441 - 19,251 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit