🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.21 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591.9

Radius: 14.3

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 2.03 AU - 2.79 AU

Year: 2538 Days

Day: 12.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,223,125 km

• M1: 178,620 km (0.104 R)
• M2: 707,299 km (0.09 R)
• M3: 1,918,742 km (0.115 R)
• M4: 3,079,173 km (0.099 R)
• M5: 3,622,812 km (0.107 R)
• M6: 4,538,650 km (0.115 R)
• M7: 5,316,858 km (0.06 R)
• M8: 5,976,884 km (0.08 R)
• M9: 6,663,688 km (0.059 R)
• M10: 8,645,710 km (0.063 R)
• M11: 11,033,890 km (0.08 R)
• M12: 13,743,706 km (0.078 R)
• M13: 16,922,062 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810.1

Radius: 13.4

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.78 AU - 3.02 AU

Year: 3350 Days

Day: 13.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 62,223,125 km

• M1: 166,802 km (0.033 R)
• M2: 628,760 km (0.118 R)
• M3: 1,071,420 km (0.107 R)
• M4: 1,744,012 km (0.077 R)
• M5: 2,291,989 km (0.109 R)
• M6: 3,005,870 km (0.101 R)
• M7: 4,317,694 km (0.107 R)
• M8: 5,002,852 km (0.119 R)
• M9: 8,143,210 km (0.115 R)
• M10: 8,566,722 km (0.116 R)
• M11: 9,042,144 km (0.063 R)
• M12: 9,886,774 km (0.046 R)
• M13: 11,867,599 km (0.083 R)
• M14: 12,321,030 km (0.052 R)
• M15: 12,880,526 km (0.099 R)
• M16: 13,505,696 km (0.069 R)
• M17: 14,506,954 km (0.12 R)
• M18: 16,377,526 km (0.118 R)
• M19: 18,403,979 km (0.046 R)
• M20: 18,828,687 km (0.064 R)
• M21: 19,697,402 km (0.067 R)
• M22: 21,851,163 km (0.097 R)
• M23: 22,810,683 km (0.077 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 885.4

Radius: 6.2

Gravity: 23.03 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 5.68 AU - 7.98 AU

Year: 12107 Days

Day: 21.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 163.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 62,223,125 km

• M1: 86,468 km (0.113 R)
• M2: 357,988 km (0.065 R)
• M3: 733,927 km (0.089 R)
• M4: 1,230,143 km (0.044 R)
• M5: 1,876,107 km (0.117 R)
• M6: 2,509,504 km (0.059 R)
• M7: 3,150,980 km (0.076 R)
• M8: 3,783,330 km (0.059 R)
• M9: 4,219,558 km (0.096 R)
• M10: 4,465,646 km (0.094 R)
• M11: 4,919,227 km (0.08 R)
• M12: 6,627,784 km (0.058 R)
• M13: 6,960,939 km (0.106 R)
• M14: 8,845,722 km (0.097 R)
• M15: 10,368,329 km (0.086 R)
• M16: 10,817,422 km (0.091 R)
• M17: 11,515,146 km (0.088 R)
• M18: 13,324,533 km (0.109 R)
• M19: 15,971,517 km (0.104 R)
• M20: 16,194,418 km (0.083 R)
• M21: 18,375,256 km (0.072 R)
• M22: 19,535,836 km (0.048 R)
• M23: 20,307,163 km (0.09 R)
• M24: 25,367,311 km (0.114 R)
• M25: 28,186,483 km (0.12 R)
• M26: 30,632,558 km (0.087 R)
• M27: 31,907,131 km (0.096 R)
• M28: 35,562,406 km (0.037 R)
• M29: 36,711,168 km (0.039 R)
• M30: 43,402,381 km (0.109 R)
• M31: 47,875,657 km (0.078 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 901.2

Radius: 3.1

Gravity: 93.78 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 6.52 AU - 10.02 AU

Year: 16131 Days

Day: 24.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 62,223,125 km

• M1: 38,596 km (0.083 R)
• M2: 258,655 km (0.1 R)
• M3: 488,287 km (0.096 R)
• M4: 633,697 km (0.105 R)
• M5: 776,263 km (0.082 R)
• M6: 1,459,626 km (0.069 R)
• M7: 2,107,236 km (0.064 R)
• M8: 2,382,346 km (0.034 R)
• M9: 4,488,235 km (0.114 R)
• M10: 5,620,392 km (0.063 R)
• M11: 7,344,956 km (0.1 R)
• M12: 7,924,050 km (0.051 R)
• M13: 8,585,123 km (0.082 R)
• M14: 8,848,864 km (0.039 R)
• M15: 9,729,247 km (0.115 R)
• M16: 10,787,652 km (0.078 R)
• M17: 12,248,625 km (0.047 R)
• M18: 14,198,932 km (0.047 R)
• M19: 17,920,927 km (0.085 R)
• M20: 18,351,470 km (0.119 R)
• M21: 23,860,561 km (0.067 R)
• M22: 26,099,144 km (0.111 R)
• M23: 26,540,906 km (0.083 R)
• M24: 30,865,481 km (0.103 R)
• M25: 31,235,437 km (0.048 R)
• M26: 40,876,272 km (0.059 R)
• M27: 50,085,218 km (0.116 R)
• M28: 51,282,150 km (0.05 R)
• M29: 56,077,659 km (0.108 R)
• M30: 63,519,256 km (0.076 R)
• M31: 64,518,420 km (0.111 R)
• M32: 70,947,987 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 398.5

Radius: 7.9

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 8.2 AU - 10.5 AU

Year: 19391 Days

Day: 18.6 Hours

Environment

Temp: -240 °C

Axial Tilt: 65.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 62,223,125 km

• M1: 98,585 km (0.095 R)
• M2: 537,954 km (0.106 R)
• M3: 864,077 km (0.079 R)
• M4: 1,390,213 km (0.055 R)
• M5: 1,826,440 km (0.046 R)
• M6: 2,153,162 km (0.078 R)
• M7: 2,413,014 km (0.099 R)
• M8: 2,877,665 km (0.072 R)
• M9: 3,727,081 km (0.099 R)
• M10: 5,037,559 km (0.098 R)
• M11: 6,344,595 km (0.109 R)
• M12: 7,452,068 km (0.042 R)
• M13: 9,294,965 km (0.069 R)
• M14: 10,434,302 km (0.06 R)
• M15: 14,478,680 km (0.073 R)
• M16: 16,536,997 km (0.083 R)
• M17: 18,616,258 km (0.11 R)
• M18: 21,498,560 km (0.094 R)
• M19: 24,465,086 km (0.084 R)
• M20: 24,866,756 km (0.117 R)
• M21: 25,993,976 km (0.109 R)
• M22: 27,477,389 km (0.03 R)
• M23: 30,612,063 km (0.082 R)
• M24: 31,787,004 km (0.062 R)
• M25: 33,236,458 km (0.103 R)
• M26: 34,101,882 km (0.054 R)
• M27: 35,877,908 km (0.11 R)
• M28: 41,574,595 km (0.093 R)
• M29: 46,913,743 km (0.108 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 523 - 17,336 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit