🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.45 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365

Radius: 13.1

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 2.43 AU - 3.35 AU

Year: 3124 Days

Day: 14.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 60,443,289 km

• M1: 163,211 km (0.057 R)
• M2: 1,143,377 km (0.088 R)
• M3: 1,642,285 km (0.111 R)
• M4: 2,713,556 km (0.09 R)
• M5: 3,209,922 km (0.089 R)
• M6: 8,099,528 km (0.116 R)
• M7: 12,039,038 km (0.061 R)
• M8: 15,028,602 km (0.061 R)

Planet 2 - Ice Giant

Semi-Major Axis: 9.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 936.1

Radius: 6.9

Gravity: 19.66 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 7.48 AU - 12.36 AU

Year: 19866 Days

Day: 18.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 60,443,289 km

• M1: 88,263 km (0.047 R)
• M2: 436,227 km (0.111 R)
• M3: 689,497 km (0.116 R)
• M4: 908,807 km (0.032 R)
• M5: 1,305,690 km (0.099 R)
• M6: 1,666,221 km (0.067 R)
• M7: 4,069,212 km (0.111 R)
• M8: 4,549,570 km (0.093 R)
• M9: 6,486,564 km (0.116 R)
• M10: 9,904,725 km (0.08 R)
• M11: 11,422,545 km (0.069 R)
• M12: 11,689,727 km (0.115 R)
• M13: 13,529,931 km (0.101 R)
• M14: 13,980,519 km (0.062 R)
• M15: 14,991,203 km (0.082 R)
• M16: 17,331,961 km (0.098 R)
• M17: 18,497,178 km (0.113 R)
• M18: 21,384,118 km (0.03 R)
• M19: 25,682,214 km (0.09 R)
• M20: 26,840,252 km (0.068 R)
• M21: 27,194,350 km (0.06 R)
• M22: 37,975,419 km (0.119 R)
• M23: 40,706,179 km (0.053 R)
• M24: 41,802,432 km (0.113 R)
• M25: 46,554,857 km (0.099 R)
• M26: 48,273,587 km (0.099 R)
• M27: 58,291,259 km (0.071 R)
• M28: 66,115,527 km (0.108 R)
• M29: 66,761,491 km (0.118 R)
• M30: 68,504,455 km (0.113 R)
• M31: 71,627,460 km (0.037 R)
• M32: 75,311,308 km (0.091 R)
• M33: 79,361,670 km (0.107 R)

Planet 3 - Ice Giant

Semi-Major Axis: 10.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 390.9

Radius: 3.1

Gravity: 40.68 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 9.2 AU - 11.34 AU

Year: 20926 Days

Day: 19.6 Hours

Environment

Temp: -240 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 60,443,289 km

• M1: 38,596 km (0.063 R)
• M2: 148,102 km (0.102 R)
• M3: 320,139 km (0.111 R)
• M4: 450,140 km (0.111 R)
• M5: 623,524 km (0.052 R)
• M6: 778,956 km (0.114 R)
• M7: 1,142,030 km (0.106 R)
• M8: 1,303,895 km (0.08 R)
• M9: 1,527,693 km (0.08 R)
• M10: 2,012,839 km (0.072 R)
• M11: 2,148,824 km (0.065 R)
• M12: 2,873,775 km (0.091 R)
• M13: 5,501,013 km (0.067 R)
• M14: 6,283,859 km (0.115 R)
• M15: 7,363,506 km (0.117 R)
• M16: 7,875,430 km (0.082 R)
• M17: 8,814,905 km (0.037 R)
• M18: 11,272,349 km (0.115 R)
• M19: 11,951,075 km (0.088 R)
• M20: 17,726,749 km (0.104 R)
• M21: 21,767,537 km (0.119 R)
• M22: 24,606,905 km (0.083 R)
• M23: 24,914,029 km (0.044 R)
• M24: 25,535,758 km (0.113 R)
• M25: 25,956,128 km (0.095 R)
• M26: 29,600,931 km (0.069 R)
• M27: 30,181,370 km (0.065 R)
• M28: 39,539,764 km (0.114 R)
• M29: 55,950,202 km (0.071 R)
• M30: 57,015,040 km (0.106 R)
• M31: 58,093,491 km (0.11 R)
• M32: 64,268,592 km (0.08 R)

Planet 4 - Ice Giant

Semi-Major Axis: 11.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 245.1

Radius: 7.9

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 9.59 AU - 12.71 AU

Year: 23673 Days

Day: 19.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 60,443,289 km

• M1: 98,286 km (0.086 R)
• M2: 369,357 km (0.054 R)
• M3: 641,326 km (0.103 R)
• M4: 985,700 km (0.074 R)
• M5: 1,509,891 km (0.083 R)
• M6: 2,208,214 km (0.111 R)
• M7: 2,491,104 km (0.116 R)
• M8: 3,081,118 km (0.08 R)
• M9: 4,106,910 km (0.072 R)
• M10: 4,730,733 km (0.061 R)
• M11: 5,487,998 km (0.044 R)
• M12: 7,197,752 km (0.086 R)
• M13: 8,150,242 km (0.049 R)
• M14: 8,437,170 km (0.101 R)
• M15: 12,491,871 km (0.085 R)
• M16: 13,930,554 km (0.045 R)
• M17: 14,972,802 km (0.066 R)
• M18: 21,153,438 km (0.084 R)
• M19: 27,863,052 km (0.108 R)
• M20: 29,850,759 km (0.059 R)
• M21: 34,727,650 km (0.104 R)
• M22: 36,378,313 km (0.114 R)
• M23: 37,157,718 km (0.096 R)
• M24: 38,884,227 km (0.112 R)
• M25: 39,290,086 km (0.054 R)
• M26: 40,802,520 km (0.084 R)
• M27: 44,531,097 km (0.074 R)
• M28: 48,793,889 km (0.106 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: 520 - 15,502 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit