🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.9

Radius: 8.4

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.5 AU - 0.66 AU

Year: 310 Days

Day: 9.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 84,782,167 km

• M1: 104,419 km (0.05 R)
• M2: 371,152 km (0.069 R)
• M3: 698,173 km (0.109 R)
• M4: 961,466 km (0.114 R)
• M5: 1,225,805 km (0.107 R)
• M6: 1,655,899 km (0.081 R)
• M7: 1,977,385 km (0.106 R)
• M8: 2,261,172 km (0.038 R)
• M9: 2,828,896 km (0.073 R)
• M10: 3,404,698 km (0.097 R)
• M11: 3,682,352 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.1

Radius: 8.7

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.71 AU - 2.75 AU

Year: 2341 Days

Day: 9.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 84,782,167 km

• M1: 111,750 km (0.102 R)
• M2: 442,211 km (0.036 R)
• M3: 964,158 km (0.09 R)
• M4: 1,431,502 km (0.116 R)
• M5: 2,368,733 km (0.117 R)
• M6: 3,210,670 km (0.084 R)
• M7: 3,896,725 km (0.084 R)
• M8: 5,410,805 km (0.106 R)
• M9: 5,707,608 km (0.08 R)
• M10: 6,015,330 km (0.117 R)
• M11: 6,311,085 km (0.07 R)
• M12: 6,640,350 km (0.083 R)
• M13: 6,931,767 km (0.031 R)
• M14: 8,156,226 km (0.115 R)
• M15: 11,061,416 km (0.059 R)
• M16: 11,610,740 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 631.2

Radius: 12.9

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 4.33 AU - 4.53 AU

Year: 6554 Days

Day: 8.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 84,782,167 km

• M1: 161,267 km (0.046 R)
• M2: 586,723 km (0.1 R)
• M3: 1,319,154 km (0.082 R)
• M4: 1,741,020 km (0.077 R)
• M5: 2,286,903 km (0.109 R)
• M6: 3,044,167 km (0.101 R)
• M7: 3,660,211 km (0.111 R)
• M8: 4,358,235 km (0.089 R)
• M9: 4,890,205 km (0.115 R)
• M10: 5,615,904 km (0.051 R)
• M11: 6,214,595 km (0.093 R)
• M12: 6,820,616 km (0.046 R)
• M13: 7,689,929 km (0.041 R)
• M14: 8,429,391 km (0.109 R)
• M15: 10,050,434 km (0.063 R)
• M16: 11,176,158 km (0.109 R)
• M17: 12,488,580 km (0.069 R)
• M18: 17,433,388 km (0.099 R)
• M19: 18,916,950 km (0.071 R)
• M20: 26,214,035 km (0.107 R)
• M21: 26,822,599 km (0.111 R)
• M22: 28,796,842 km (0.087 R)
• M23: 30,007,986 km (0.049 R)
• M24: 33,335,941 km (0.044 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 435.4

Radius: 3.2

Gravity: 42.52 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 4.56 AU - 6.6 AU

Year: 9265 Days

Day: 19.3 Hours

Environment

Temp: -234 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 84,782,167 km

• M1: 40,840 km (0.091 R)
• M2: 279,598 km (0.099 R)
• M3: 643,869 km (0.073 R)
• M4: 945,608 km (0.083 R)
• M5: 1,591,273 km (0.109 R)
• M6: 1,790,387 km (0.105 R)
• M7: 1,926,970 km (0.112 R)
• M8: 2,600,759 km (0.095 R)
• M9: 3,064,812 km (0.111 R)
• M10: 4,024,931 km (0.066 R)
• M11: 5,019,457 km (0.06 R)
• M12: 6,985,323 km (0.12 R)
• M13: 9,008,933 km (0.103 R)
• M14: 10,011,389 km (0.089 R)
• M15: 12,234,862 km (0.059 R)
• M16: 12,671,688 km (0.045 R)
• M17: 14,705,471 km (0.042 R)
• M18: 15,199,144 km (0.112 R)
• M19: 15,831,643 km (0.083 R)
• M20: 23,066,346 km (0.11 R)
• M21: 29,235,613 km (0.119 R)
• M22: 29,818,745 km (0.119 R)
• M23: 38,121,726 km (0.06 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 924.1

Radius: 3

Gravity: 102.68 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 5.64 AU - 6.22 AU

Year: 10151 Days

Day: 17.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 84,782,167 km

• M1: 37,399 km (0.043 R)
• M2: 168,896 km (0.057 R)
• M3: 277,504 km (0.06 R)
• M4: 976,874 km (0.092 R)
• M5: 1,136,944 km (0.087 R)
• M6: 1,872,367 km (0.076 R)
• M7: 2,194,451 km (0.113 R)
• M8: 2,368,733 km (0.114 R)
• M9: 2,744,971 km (0.109 R)
• M10: 6,520,971 km (0.038 R)
• M11: 7,086,750 km (0.054 R)
• M12: 8,786,332 km (0.068 R)
• M13: 9,526,093 km (0.094 R)
• M14: 9,678,833 km (0.084 R)
• M15: 10,252,989 km (0.118 R)
• M16: 13,025,636 km (0.117 R)
• M17: 13,595,754 km (0.069 R)
• M18: 13,919,633 km (0.106 R)
• M19: 14,050,531 km (0.11 R)
• M20: 15,545,912 km (0.108 R)
• M21: 16,043,175 km (0.108 R)
• M22: 18,451,551 km (0.088 R)
• M23: 20,832,850 km (0.12 R)
• M24: 23,134,862 km (0.103 R)
• M25: 28,551,651 km (0.106 R)
• M26: 29,082,275 km (0.107 R)
• M27: 30,713,640 km (0.081 R)
• M28: 34,276,313 km (0.09 R)
• M29: 38,489,737 km (0.113 R)
• M30: 39,660,191 km (0.098 R)
• M31: 46,014,360 km (0.096 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 920.7

Radius: 3.7

Gravity: 67.25 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 8.28 AU - 10.54 AU

Year: 20291 Days

Day: 15.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 84,782,167 km

• M1: 46,375 km (0.08 R)
• M2: 245,341 km (0.085 R)
• M3: 477,217 km (0.062 R)
• M4: 985,700 km (0.108 R)
• M5: 1,307,485 km (0.057 R)
• M6: 1,605,185 km (0.103 R)
• M7: 2,134,163 km (0.09 R)
• M8: 2,379,953 km (0.111 R)
• M9: 3,036,089 km (0.116 R)
• M10: 3,648,094 km (0.047 R)
• M11: 4,514,565 km (0.064 R)
• M12: 5,758,920 km (0.098 R)
• M13: 6,459,486 km (0.114 R)
• M14: 10,137,649 km (0.119 R)
• M15: 10,638,054 km (0.087 R)
• M16: 11,220,289 km (0.06 R)
• M17: 12,661,216 km (0.058 R)
• M18: 13,094,601 km (0.105 R)
• M19: 13,537,710 km (0.087 R)
• M20: 14,847,439 km (0.033 R)
• M21: 17,626,668 km (0.092 R)
• M22: 22,051,474 km (0.085 R)
• M23: 24,965,192 km (0.106 R)
• M24: 26,106,324 km (0.099 R)
• M25: 26,572,471 km (0.078 R)
• M26: 26,925,522 km (0.111 R)
• M27: 33,145,503 km (0.106 R)
• M28: 34,105,472 km (0.119 R)
• M29: 46,766,838 km (0.118 R)
• M30: 55,078,944 km (0.117 R)
• M31: 61,203,032 km (0.059 R)
• M32: 62,231,368 km (0.101 R)
• M33: 63,690,396 km (0.087 R)
• M34: 66,893,436 km (0.1 R)
• M35: 77,861,802 km (0.112 R)
• M36: 78,826,409 km (0.215 R)
• M37: 80,533,620 km (0.119 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 382 - 15,706 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit