🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.4

Radius: 8.1

Gravity: 13.22 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.79 AU - 0.87 AU

Year: 532 Days

Day: 10.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 59,476,666 km

• M1: 100,829 km (0.111 R)
• M2: 353,500 km (0.113 R)
• M3: 663,616 km (0.085 R)
• M4: 1,183,319 km (0.04 R)
• M5: 1,570,628 km (0.117 R)
• M6: 1,978,432 km (0.092 R)
• M7: 2,601,956 km (0.118 R)
• M8: 2,924,938 km (0.08 R)
• M9: 3,237,148 km (0.077 R)
• M10: 3,747,277 km (0.047 R)
• M11: 4,145,806 km (0.114 R)
• M12: 5,146,466 km (0.045 R)
• M13: 5,860,347 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.7

Radius: 11

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 3.72 AU - 4.98 AU

Year: 6377 Days

Day: 12.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 59,476,666 km

• M1: 137,032 km (0.049 R)
• M2: 510,727 km (0.111 R)
• M3: 1,655,600 km (0.099 R)
• M4: 2,586,098 km (0.05 R)
• M5: 3,437,161 km (0.107 R)
• M6: 4,491,078 km (0.056 R)
• M7: 5,479,770 km (0.108 R)
• M8: 7,369,790 km (0.105 R)
• M9: 7,922,105 km (0.032 R)
• M10: 8,266,629 km (0.055 R)
• M11: 8,822,684 km (0.083 R)
• M12: 10,412,610 km (0.09 R)
• M13: 11,638,864 km (0.108 R)
• M14: 12,906,257 km (0.112 R)
• M15: 13,384,521 km (0.082 R)
• M16: 15,181,042 km (0.053 R)
• M17: 15,654,220 km (0.095 R)
• M18: 18,169,409 km (0.118 R)
• M19: 21,752,278 km (0.066 R)
• M20: 22,278,265 km (0.113 R)
• M21: 23,986,672 km (0.099 R)
• M22: 24,386,846 km (0.113 R)
• M23: 26,796,270 km (0.1 R)
• M24: 27,313,878 km (0.106 R)
• M25: 28,014,445 km (0.12 R)
• M26: 30,188,102 km (0.105 R)
• M27: 32,863,511 km (0.099 R)

Planet 3 - Ice Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 366.6

Radius: 4

Gravity: 22.91 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 4.35 AU - 7.03 AU

Year: 9541 Days

Day: 25 Hours

Environment

Temp: -235 °C

Axial Tilt: 163.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 59,476,666 km

• M1: 49,816 km (0.101 R)
• M2: 176,825 km (0.091 R)
• M3: 364,869 km (0.116 R)
• M4: 496,216 km (0.062 R)
• M5: 894,446 km (0.072 R)
• M6: 1,453,194 km (0.047 R)
• M7: 1,896,452 km (0.09 R)
• M8: 2,051,884 km (0.07 R)
• M9: 3,716,011 km (0.119 R)
• M10: 4,958,421 km (0.093 R)
• M11: 5,105,177 km (0.104 R)
• M12: 7,210,318 km (0.063 R)
• M13: 7,785,522 km (0.042 R)
• M14: 8,064,073 km (0.08 R)
• M15: 8,939,969 km (0.053 R)
• M16: 10,634,165 km (0.116 R)
• M17: 11,737,000 km (0.097 R)
• M18: 14,762,617 km (0.048 R)
• M19: 16,131,438 km (0.045 R)
• M20: 16,584,121 km (0.084 R)
• M21: 22,374,306 km (0.114 R)
• M22: 29,379,526 km (0.12 R)
• M23: 30,640,486 km (0.101 R)
• M24: 30,936,540 km (0.058 R)
• M25: 32,139,756 km (0.045 R)
• M26: 35,067,985 km (0.038 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 755.2

Radius: 8

Gravity: 11.8 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 5.53 AU - 7.99 AU

Year: 12355 Days

Day: 16 Hours

Environment

Temp: -229 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,476,666 km

• M1: 132,095 km (0.095 R)
• M2: 641,775 km (0.062 R)
• M3: 1,501,963 km (0.117 R)
• M4: 2,089,583 km (0.057 R)
• M5: 2,982,383 km (0.117 R)
• M6: 6,237,633 km (0.084 R)
• M7: 7,516,695 km (0.087 R)
• M8: 8,668,897 km (0.068 R)
• M9: 10,806,801 km (0.076 R)
• M10: 11,967,530 km (0.047 R)
• M11: 13,402,772 km (0.118 R)
• M12: 30,683,122 km (0.058 R)
• M13: 33,953,182 km (0.103 R)
• M14: 35,922,338 km (0.086 R)
• M15: 40,221,931 km (0.109 R)
• M16: 44,273,191 km (0.112 R)
• M17: 44,998,142 km (0.071 R)
• M18: 49,982,593 km (0.1 R)
• M19: 52,043,154 km (0.049 R)
• M20: 53,012,997 km (0.037 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 775.5

Radius: 4.6

Gravity: 36.65 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 6.47 AU - 7.51 AU

Year: 12990 Days

Day: 17.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 59,476,666 km

• M1: 57,296 km (0.091 R)
• M2: 319,242 km (0.074 R)
• M3: 655,987 km (0.029 R)
• M4: 799,152 km (0.114 R)
• M5: 1,008,140 km (0.116 R)
• M6: 1,361,640 km (0.068 R)
• M7: 4,715,923 km (0.079 R)
• M8: 5,840,899 km (0.102 R)
• M9: 6,187,069 km (0.047 R)
• M10: 6,385,136 km (0.092 R)
• M11: 6,710,960 km (0.119 R)
• M12: 7,177,107 km (0.116 R)
• M13: 7,529,261 km (0.045 R)
• M14: 8,220,702 km (0.115 R)
• M15: 8,853,352 km (0.058 R)
• M16: 9,413,596 km (0.106 R)
• M17: 10,051,331 km (0.096 R)
• M18: 10,325,395 km (0.091 R)
• M19: 10,604,395 km (0.097 R)
• M20: 14,081,947 km (0.064 R)
• M21: 15,128,085 km (0.051 R)
• M22: 15,853,784 km (0.114 R)
• M23: 17,217,817 km (0.051 R)
• M24: 21,324,129 km (0.06 R)
• M25: 22,420,682 km (0.086 R)
• M26: 24,527,917 km (0.06 R)
• M27: 26,868,376 km (0.034 R)
• M28: 27,930,670 km (0.051 R)
• M29: 29,353,346 km (0.085 R)
• M30: 30,139,034 km (0.07 R)
• M31: 30,708,703 km (0.118 R)
• M32: 32,699,551 km (0.036 R)
• M33: 33,543,583 km (0.104 R)
• M34: 35,527,550 km (0.079 R)
• M35: 44,099,956 km (0.108 R)
• M36: 48,315,624 km (0.112 R)
• M37: 48,471,056 km (0.108 R)
• M38: 58,943,506 km (0.117 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 457 - 12,744 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit