🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.12 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 407.1

Radius: 10.1

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.19 AU - 2.27 AU

Year: 2185 Days

Day: 6.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 57,733,074 km

• M1: 125,961 km (0.106 R)
• M2: 790,475 km (0.101 R)
• M3: 1,335,011 km (0.084 R)
• M4: 1,708,408 km (0.112 R)
• M5: 2,116,660 km (0.057 R)
• M6: 2,458,641 km (0.088 R)
• M7: 2,895,168 km (0.087 R)
• M8: 4,068,912 km (0.104 R)
• M9: 4,948,847 km (0.07 R)
• M10: 5,334,510 km (0.111 R)
• M11: 8,028,768 km (0.111 R)
• M12: 9,767,843 km (0.088 R)
• M13: 11,010,553 km (0.119 R)
• M14: 12,316,841 km (0.08 R)
• M15: 14,272,684 km (0.117 R)

Asteroid Belt

Center: 4.21 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Ice Giant

Semi-Major Axis: 6.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 421.5

Radius: 7.2

Gravity: 8.13 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 5.88 AU - 6.48 AU

Year: 10078 Days

Day: 15.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 57,733,074 km

• M1: 89,609 km (0.078 R)
• M2: 320,139 km (0.116 R)
• M3: 627,114 km (0.057 R)
• M4: 987,196 km (0.095 R)
• M5: 1,454,839 km (0.085 R)
• M6: 1,981,573 km (0.062 R)
• M7: 2,706,674 km (0.062 R)
• M8: 3,054,789 km (0.062 R)
• M9: 3,596,782 km (0.057 R)
• M10: 4,499,904 km (0.073 R)
• M11: 6,246,758 km (0.09 R)
• M12: 7,080,318 km (0.096 R)
• M13: 8,834,353 km (0.057 R)
• M14: 9,741,365 km (0.049 R)
• M15: 20,098,624 km (0.096 R)
• M16: 20,792,010 km (0.051 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 529.1

Radius: 5.4

Gravity: 18.14 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 5.85 AU - 6.81 AU

Year: 10448 Days

Day: 23.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 57,733,074 km

• M1: 122,521 km (0.088 R)
• M2: 305,329 km (0.116 R)
• M3: 676,781 km (0.096 R)
• M4: 1,181,374 km (0.112 R)
• M5: 2,229,906 km (0.119 R)
• M6: 3,322,270 km (0.073 R)
• M7: 3,892,537 km (0.096 R)
• M8: 4,214,920 km (0.112 R)
• M9: 4,554,806 km (0.105 R)
• M10: 5,354,108 km (0.101 R)
• M11: 5,752,936 km (0.095 R)
• M12: 6,647,381 km (0.045 R)
• M13: 7,186,831 km (0.101 R)
• M14: 7,508,018 km (0.106 R)
• M15: 9,495,725 km (0.09 R)
• M16: 10,635,960 km (0.049 R)
• M17: 12,087,358 km (0.118 R)
• M18: 17,874,253 km (0.071 R)
• M19: 23,043,906 km (0.078 R)
• M20: 25,456,022 km (0.075 R)
• M21: 27,541,716 km (0.107 R)
• M22: 42,753,426 km (0.099 R)
• M23: 43,015,073 km (0.098 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 646.6

Radius: 7.7

Gravity: 10.91 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 6.45 AU - 6.65 AU

Year: 10997 Days

Day: 21.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,733,074 km

• M1: 96,191 km (0.104 R)
• M2: 449,691 km (0.089 R)
• M3: 858,393 km (0.067 R)
• M4: 5,253,728 km (0.091 R)
• M5: 5,625,329 km (0.059 R)
• M6: 10,734,395 km (0.115 R)
• M7: 11,726,079 km (0.107 R)
• M8: 13,387,962 km (0.109 R)
• M9: 15,472,908 km (0.094 R)
• M10: 16,880,624 km (0.113 R)
• M11: 20,604,115 km (0.094 R)
• M12: 23,369,731 km (0.05 R)
• M13: 31,237,232 km (0.084 R)
• M14: 31,676,900 km (0.068 R)
• M15: 34,753,081 km (0.097 R)
• M16: 38,776,366 km (0.114 R)
• M17: 46,438,171 km (0.097 R)
• M18: 47,010,981 km (0.097 R)
• M19: 47,588,279 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 110.7

Radius: 6.2

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 6.41 AU - 7.03 AU

Year: 11428 Days

Day: 17.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 57,733,074 km

• M1: 77,342 km (0.05 R)
• M2: 325,974 km (0.062 R)
• M3: 594,801 km (0.051 R)
• M4: 837,898 km (0.061 R)
• M5: 2,355,718 km (0.068 R)
• M6: 2,740,334 km (0.031 R)
• M7: 3,166,089 km (0.058 R)
• M8: 3,786,322 km (0.115 R)
• M9: 4,171,985 km (0.089 R)
• M10: 4,890,205 km (0.093 R)
• M11: 5,833,719 km (0.1 R)
• M12: 7,468,374 km (0.066 R)
• M13: 8,484,742 km (0.087 R)
• M14: 9,105,424 km (0.106 R)
• M15: 9,881,239 km (0.036 R)
• M16: 10,923,038 km (0.059 R)
• M17: 11,148,931 km (0.111 R)
• M18: 11,704,089 km (0.106 R)
• M19: 16,409,690 km (0.116 R)
• M20: 21,243,047 km (0.087 R)
• M21: 22,822,651 km (0.108 R)
• M22: 23,341,307 km (0.053 R)
• M23: 24,866,308 km (0.103 R)
• M24: 25,336,494 km (0.075 R)
• M25: 28,367,795 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 303.8

Radius: 4.2

Gravity: 17.22 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 7.32 AU - 12.1 AU

Year: 19849 Days

Day: 17.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 57,733,074 km

• M1: 61,335 km (0.105 R)
• M2: 388,655 km (0.119 R)
• M3: 820,096 km (0.118 R)
• M4: 975,229 km (0.116 R)
• M5: 1,113,607 km (0.09 R)
• M6: 1,804,150 km (0.1 R)
• M7: 2,788,504 km (0.09 R)
• M8: 4,448,891 km (0.089 R)
• M9: 6,963,781 km (0.081 R)
• M10: 9,389,510 km (0.067 R)
• M11: 10,236,234 km (0.077 R)
• M12: 14,406,574 km (0.099 R)
• M13: 16,261,139 km (0.116 R)
• M14: 16,862,373 km (0.099 R)
• M15: 17,791,824 km (0.049 R)
• M16: 19,415,859 km (0.071 R)
• M17: 26,797,915 km (0.054 R)
• M18: 27,005,856 km (0.064 R)
• M19: 33,512,466 km (0.09 R)
• M20: 38,561,544 km (0.116 R)
• M21: 41,821,880 km (0.091 R)
• M22: 44,384,342 km (0.052 R)
• M23: 51,084,531 km (0.074 R)
• M24: 53,843,864 km (0.062 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 447 - 11,405 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit