🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.48 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247.5

Radius: 12.3

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 2.76 AU - 3.14 AU

Year: 3497 Days

Day: 12.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 71,249,448 km

• M1: 153,338 km (0.074 R)
• M2: 615,595 km (0.114 R)
• M3: 1,010,534 km (0.096 R)
• M4: 1,918,892 km (0.093 R)
• M5: 3,118,068 km (0.098 R)
• M6: 3,964,942 km (0.114 R)
• M7: 4,893,945 km (0.098 R)
• M8: 5,987,655 km (0.037 R)
• M9: 7,642,058 km (0.078 R)
• M10: 9,412,548 km (0.087 R)
• M11: 10,249,698 km (0.098 R)
• M12: 10,946,974 km (0.102 R)
• M13: 12,395,829 km (0.105 R)
• M14: 15,480,388 km (0.118 R)
• M15: 15,910,930 km (0.108 R)

Planet 2 - Ice Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 906.4

Radius: 6.6

Gravity: 20.81 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 4.75 AU - 7.33 AU

Year: 10246 Days

Day: 19.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 71,249,448 km

• M1: 82,129 km (0.101 R)
• M2: 317,596 km (0.086 R)
• M3: 946,805 km (0.03 R)
• M4: 1,567,636 km (0.045 R)
• M5: 1,966,464 km (0.061 R)
• M6: 2,594,476 km (0.078 R)
• M7: 2,808,999 km (0.098 R)
• M8: 3,577,184 km (0.082 R)
• M9: 3,898,820 km (0.095 R)
• M10: 5,314,016 km (0.112 R)
• M11: 5,661,831 km (0.096 R)
• M12: 5,914,352 km (0.091 R)
• M13: 7,547,512 km (0.118 R)
• M14: 7,853,739 km (0.042 R)
• M15: 9,211,339 km (0.062 R)
• M16: 9,816,313 km (0.059 R)
• M17: 11,559,278 km (0.047 R)
• M18: 13,690,898 km (0.069 R)
• M19: 15,019,925 km (0.086 R)
• M20: 15,857,374 km (0.064 R)
• M21: 16,215,362 km (0.114 R)
• M22: 19,275,985 km (0.053 R)
• M23: 19,601,659 km (0.07 R)
• M24: 20,685,945 km (0.025 R)
• M25: 25,521,546 km (0.083 R)
• M26: 26,712,196 km (0.108 R)
• M27: 28,147,737 km (0.1 R)
• M28: 32,646,295 km (0.064 R)
• M29: 33,930,143 km (0.089 R)
• M30: 41,125,203 km (0.113 R)
• M31: 41,665,251 km (0.061 R)
• M32: 43,313,670 km (0.103 R)
• M33: 45,148,189 km (0.083 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 822.4

Radius: 7.3

Gravity: 15.43 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 6.83 AU - 7.55 AU

Year: 13308 Days

Day: 16.8 Hours

Environment

Temp: -238 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 71,249,448 km

• M1: 90,806 km (0.08 R)
• M2: 333,603 km (0.048 R)
• M3: 628,760 km (0.099 R)
• M4: 984,803 km (0.111 R)
• M5: 1,802,804 km (0.061 R)
• M6: 2,088,685 km (0.097 R)
• M7: 2,706,973 km (0.106 R)
• M8: 3,158,011 km (0.104 R)
• M9: 4,650,549 km (0.07 R)
• M10: 6,854,724 km (0.071 R)
• M11: 7,783,876 km (0.098 R)
• M12: 8,497,309 km (0.111 R)
• M13: 8,744,594 km (0.081 R)
• M14: 9,150,154 km (0.11 R)
• M15: 12,602,723 km (0.093 R)
• M16: 12,924,658 km (0.069 R)
• M17: 13,787,389 km (0.054 R)
• M18: 14,060,405 km (0.11 R)
• M19: 15,998,595 km (0.098 R)
• M20: 17,544,539 km (0.095 R)
• M21: 18,189,904 km (0.038 R)
• M22: 22,118,494 km (0.084 R)
• M23: 24,131,483 km (0.071 R)
• M24: 26,472,839 km (0.105 R)
• M25: 27,428,770 km (0.113 R)
• M26: 29,976,421 km (0.066 R)
• M27: 30,550,279 km (0.082 R)
• M28: 33,530,568 km (0.106 R)
• M29: 40,618,515 km (0.114 R)
• M30: 44,658,704 km (0.116 R)
• M31: 53,359,616 km (0.111 R)
• M32: 55,741,812 km (0.116 R)
• M33: 60,900,396 km (0.092 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 878.7

Radius: 3.4

Gravity: 76.01 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 7.66 AU - 8.6 AU

Year: 16001 Days

Day: 16.4 Hours

Environment

Temp: -241 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 71,249,448 km

• M1: 42,336 km (0.09 R)
• M2: 174,730 km (0.092 R)
• M3: 450,738 km (0.11 R)
• M4: 683,064 km (0.116 R)
• M5: 2,023,162 km (0.082 R)
• M6: 3,678,462 km (0.084 R)
• M7: 4,201,606 km (0.095 R)
• M8: 4,364,518 km (0.057 R)
• M9: 5,944,122 km (0.074 R)
• M10: 6,530,994 km (0.118 R)
• M11: 9,543,596 km (0.041 R)
• M12: 10,523,761 km (0.09 R)
• M13: 10,885,190 km (0.09 R)
• M14: 11,569,151 km (0.088 R)
• M15: 13,792,475 km (0.099 R)
• M16: 14,298,116 km (0.07 R)
• M17: 15,889,089 km (0.074 R)
• M18: 18,708,859 km (0.092 R)
• M19: 22,235,180 km (0.103 R)
• M20: 30,203,062 km (0.065 R)
• M21: 33,963,953 km (0.095 R)
• M22: 45,176,163 km (0.1 R)
• M23: 47,745,507 km (0.105 R)
• M24: 48,402,690 km (0.11 R)
• M25: 49,399,760 km (0.088 R)
• M26: 50,241,098 km (0.114 R)
• M27: 69,975,451 km (0.081 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 371 - 17,253 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit