🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.77 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.3

Radius: 8

Gravity: 12.82 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.34 AU - 1.72 AU

Year: 1284 Days

Day: 8.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 55,640,771 km

• M1: 99,483 km (0.105 R)
• M2: 429,495 km (0.072 R)
• M3: 777,311 km (0.088 R)
• M4: 1,051,673 km (0.097 R)
• M5: 1,342,342 km (0.099 R)
• M6: 1,620,893 km (0.028 R)
• M7: 1,896,303 km (0.087 R)
• M8: 2,180,090 km (0.111 R)
• M9: 2,517,583 km (0.062 R)
• M10: 2,793,291 km (0.118 R)
• M11: 3,267,666 km (0.103 R)
• M12: 4,641,573 km (0.057 R)
• M13: 4,956,925 km (0.088 R)
• M14: 5,435,489 km (0.089 R)
• M15: 6,557,473 km (0.069 R)
• M16: 7,555,291 km (0.113 R)
• M17: 7,964,890 km (0.078 R)
• M18: 9,282,997 km (0.069 R)
• M19: 10,075,267 km (0.105 R)
• M20: 10,538,123 km (0.072 R)
• M21: 11,364,501 km (0.115 R)
• M22: 11,829,900 km (0.032 R)
• M23: 12,760,399 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.7

Radius: 13

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.57 AU - 2.21 AU

Year: 1762 Days

Day: 6.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 55,640,771 km

• M1: 162,164 km (0.059 R)
• M2: 606,171 km (0.056 R)
• M3: 1,038,359 km (0.09 R)
• M4: 2,064,301 km (0.114 R)
• M5: 2,608,089 km (0.118 R)
• M6: 3,442,845 km (0.08 R)
• M7: 4,080,880 km (0.078 R)
• M8: 4,488,684 km (0.117 R)
• M9: 5,952,499 km (0.058 R)
• M10: 7,949,182 km (0.103 R)
• M11: 9,664,621 km (0.105 R)
• M12: 12,642,666 km (0.114 R)
• M13: 13,601,289 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674.7

Radius: 15

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 4 AU - 5.92 AU

Year: 7492 Days

Day: 14.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 55,640,771 km

• M1: 186,549 km (0.091 R)
• M2: 813,064 km (0.089 R)
• M3: 1,398,740 km (0.065 R)
• M4: 1,923,529 km (0.082 R)
• M5: 2,845,800 km (0.111 R)
• M6: 3,521,833 km (0.117 R)
• M7: 4,097,934 km (0.118 R)
• M8: 4,598,489 km (0.098 R)
• M9: 5,565,938 km (0.103 R)
• M10: 7,099,616 km (0.049 R)
• M11: 7,786,719 km (0.053 R)
• M12: 11,290,600 km (0.07 R)
• M13: 12,282,135 km (0.086 R)
• M14: 13,964,961 km (0.103 R)
• M15: 14,984,471 km (0.055 R)
• M16: 17,374,596 km (0.074 R)
• M17: 20,009,164 km (0.096 R)
• M18: 20,841,227 km (0.032 R)
• M19: 22,092,763 km (0.073 R)
• M20: 24,659,264 km (0.048 R)
• M21: 25,704,355 km (0.105 R)
• M22: 26,869,423 km (0.037 R)
• M23: 28,163,295 km (0.07 R)
• M24: 30,576,608 km (0.039 R)
• M25: 31,175,747 km (0.088 R)
• M26: 32,811,750 km (0.064 R)
• M27: 35,922,039 km (0.082 R)
• M28: 38,640,831 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494.4

Radius: 11.1

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 4.41 AU - 5.65 AU

Year: 7651 Days

Day: 11.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 55,640,771 km

• M1: 139,276 km (0.091 R)
• M2: 614,997 km (0.064 R)
• M3: 1,226,254 km (0.072 R)
• M4: 1,909,168 km (0.117 R)
• M5: 2,908,033 km (0.064 R)
• M6: 3,446,885 km (0.04 R)
• M7: 5,382,382 km (0.117 R)
• M8: 6,099,404 km (0.099 R)
• M9: 7,021,077 km (0.12 R)
• M10: 8,191,231 km (0.114 R)
• M11: 8,554,156 km (0.118 R)
• M12: 8,970,038 km (0.073 R)
• M13: 10,962,981 km (0.114 R)
• M14: 12,270,616 km (0.094 R)
• M15: 14,019,564 km (0.034 R)
• M16: 14,775,482 km (0.117 R)
• M17: 15,133,470 km (0.078 R)
• M18: 15,681,298 km (0.097 R)
• M19: 17,207,046 km (0.093 R)
• M20: 18,759,872 km (0.095 R)
• M21: 21,374,993 km (0.109 R)
• M22: 25,227,587 km (0.094 R)
• M23: 26,433,196 km (0.092 R)
• M24: 27,138,999 km (0.102 R)
• M25: 27,586,446 km (0.06 R)
• M26: 29,708,940 km (0.078 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 666.5

Radius: 3.6

Gravity: 51.43 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 5.71 AU - 7.19 AU

Year: 11110 Days

Day: 15.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 55,640,771 km

• M1: 44,730 km (0.079 R)
• M2: 161,865 km (0.032 R)
• M3: 312,959 km (0.046 R)
• M4: 452,085 km (0.091 R)
• M5: 648,208 km (0.089 R)
• M6: 888,911 km (0.112 R)
• M7: 1,046,736 km (0.084 R)
• M8: 1,162,226 km (0.103 R)
• M9: 1,364,931 km (0.096 R)
• M10: 2,284,060 km (0.102 R)
• M11: 4,120,524 km (0.079 R)
• M12: 4,322,331 km (0.093 R)
• M13: 4,967,547 km (0.025 R)
• M14: 5,997,379 km (0.105 R)
• M15: 6,718,440 km (0.068 R)
• M16: 8,889,405 km (0.071 R)
• M17: 10,236,384 km (0.095 R)
• M18: 10,446,868 km (0.092 R)
• M19: 11,943,894 km (0.057 R)
• M20: 14,680,189 km (0.106 R)
• M21: 14,947,969 km (0.073 R)
• M22: 15,493,103 km (0.115 R)
• M23: 15,980,942 km (0.094 R)
• M24: 16,122,163 km (0.099 R)
• M25: 16,768,126 km (0.082 R)
• M26: 21,521,000 km (0.044 R)
• M27: 22,215,583 km (0.096 R)
• M28: 22,391,660 km (0.099 R)
• M29: 23,014,735 km (0.053 R)
• M30: 25,048,667 km (0.068 R)
• M31: 27,501,474 km (0.068 R)
• M32: 28,422,249 km (0.096 R)
• M33: 35,932,511 km (0.12 R)
• M34: 36,296,632 km (0.106 R)
• M35: 39,298,762 km (0.118 R)
• M36: 40,991,911 km (0.11 R)
• M37: 47,957,786 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 848.1

Radius: 4.5

Gravity: 41.88 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 6.47 AU - 6.53 AU

Year: 11240 Days

Day: 23.1 Hours

Environment

Temp: -233 °C

Axial Tilt: 108.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 55,640,771 km

• M1: 55,950 km (0.114 R)
• M2: 205,248 km (0.1 R)
• M3: 623,973 km (0.032 R)
• M4: 977,622 km (0.104 R)
• M5: 1,383,780 km (0.087 R)
• M6: 1,744,162 km (0.086 R)
• M7: 2,585,051 km (0.035 R)
• M8: 3,429,830 km (0.102 R)
• M9: 3,775,850 km (0.118 R)
• M10: 5,326,432 km (0.07 R)
• M11: 6,013,086 km (0.029 R)
• M12: 6,319,164 km (0.104 R)
• M13: 6,595,471 km (0.108 R)
• M14: 6,756,887 km (0.108 R)
• M15: 7,343,011 km (0.082 R)
• M16: 8,378,229 km (0.108 R)
• M17: 9,817,510 km (0.072 R)
• M18: 11,013,844 km (0.055 R)
• M19: 13,367,617 km (0.116 R)
• M20: 15,320,916 km (0.089 R)
• M21: 15,533,345 km (0.074 R)
• M22: 18,395,601 km (0.096 R)
• M23: 19,039,919 km (0.104 R)
• M24: 20,373,584 km (0.082 R)
• M25: 20,630,444 km (0.073 R)
• M26: 23,039,867 km (0.108 R)
• M27: 32,184,486 km (0.108 R)
• M28: 35,287,894 km (0.102 R)
• M29: 40,307,800 km (0.111 R)
• M30: 40,577,226 km (0.078 R)
• M31: 41,805,125 km (0.092 R)
• M32: 45,783,232 km (0.052 R)
• M33: 48,469,411 km (0.071 R)
• M34: 49,696,263 km (0.08 R)
• M35: 51,101,137 km (0.03 R)
• M36: 52,853,825 km (0.11 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: 296 - 13,743 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit