🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.9

Radius: 12

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.52 AU - 0.6 AU

Year: 284 Days

Day: 13.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 57,073,893 km

• M1: 149,299 km (0.057 R)
• M2: 539,001 km (0.113 R)
• M3: 916,736 km (0.054 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.5

Radius: 13.9

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.99 AU - 1.17 AU

Year: 761 Days

Day: 12.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 57,073,893 km

• M1: 179,667 km (0.098 R)
• M2: 653,892 km (0.105 R)
• M3: 1,134,101 km (0.097 R)
• M4: 1,750,744 km (0.105 R)
• M5: 2,764,868 km (0.107 R)
• M6: 3,443,893 km (0.096 R)
• M7: 4,563,633 km (0.066 R)
• M8: 5,609,322 km (0.105 R)
• M9: 6,269,647 km (0.092 R)
• M10: 7,112,332 km (0.077 R)
• M11: 8,294,903 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 626.9

Radius: 13.6

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.68 AU - 2.18 AU

Year: 1819 Days

Day: 11.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 57,073,893 km

• M1: 169,195 km (0.097 R)
• M2: 596,447 km (0.073 R)
• M3: 1,058,704 km (0.043 R)
• M4: 1,722,171 km (0.096 R)
• M5: 2,367,835 km (0.112 R)
• M6: 2,832,785 km (0.087 R)
• M7: 3,391,234 km (0.092 R)
• M8: 4,095,391 km (0.108 R)
• M9: 4,611,055 km (0.111 R)
• M10: 7,313,242 km (0.106 R)
• M11: 9,175,137 km (0.1 R)
• M12: 10,336,914 km (0.052 R)
• M13: 10,863,947 km (0.077 R)
• M14: 11,371,981 km (0.084 R)
• M15: 12,474,966 km (0.052 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 515.3

Radius: 11.8

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 2.98 AU - 4.86 AU

Year: 5264 Days

Day: 9.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 57,073,893 km

• M1: 146,756 km (0.051 R)
• M2: 655,239 km (0.114 R)
• M3: 1,030,430 km (0.064 R)
• M4: 1,661,733 km (0.093 R)
• M5: 2,588,193 km (0.074 R)
• M6: 3,534,698 km (0.082 R)
• M7: 4,214,770 km (0.093 R)
• M8: 4,774,266 km (0.066 R)
• M9: 6,564,355 km (0.085 R)
• M10: 8,424,155 km (0.051 R)
• M11: 10,096,211 km (0.077 R)
• M12: 10,656,156 km (0.063 R)
• M13: 11,932,375 km (0.051 R)
• M14: 12,607,510 km (0.108 R)
• M15: 14,731,950 km (0.077 R)
• M16: 16,904,859 km (0.113 R)
• M17: 18,005,450 km (0.083 R)
• M18: 19,153,165 km (0.099 R)
• M19: 19,878,266 km (0.103 R)
• M20: 20,281,283 km (0.097 R)
• M21: 20,689,984 km (0.067 R)
• M22: 23,036,277 km (0.088 R)
• M23: 24,083,312 km (0.037 R)
• M24: 24,618,574 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 915.7

Radius: 4.2

Gravity: 51.91 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 6.47 AU - 9.57 AU

Year: 15405 Days

Day: 19.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 57,073,893 km

• M1: 52,359 km (0.069 R)
• M2: 309,219 km (0.086 R)
• M3: 676,482 km (0.116 R)
• M4: 853,905 km (0.084 R)
• M5: 1,468,453 km (0.113 R)
• M6: 2,068,789 km (0.093 R)
• M7: 2,627,687 km (0.073 R)
• M8: 3,645,999 km (0.105 R)
• M9: 4,163,010 km (0.06 R)
• M10: 4,422,562 km (0.082 R)
• M11: 4,867,316 km (0.06 R)
• M12: 5,341,242 km (0.086 R)
• M13: 5,925,422 km (0.047 R)
• M14: 6,813,585 km (0.076 R)
• M15: 7,220,042 km (0.053 R)
• M16: 8,332,003 km (0.085 R)
• M17: 8,692,085 km (0.073 R)
• M18: 9,553,619 km (0.068 R)
• M19: 9,721,318 km (0.099 R)
• M20: 11,011,450 km (0.117 R)
• M21: 11,319,921 km (0.084 R)
• M22: 11,570,797 km (0.035 R)
• M23: 12,083,469 km (0.091 R)
• M24: 17,399,728 km (0.105 R)
• M25: 17,733,780 km (0.09 R)
• M26: 19,290,645 km (0.055 R)
• M27: 20,469,925 km (0.112 R)
• M28: 30,581,844 km (0.11 R)
• M29: 33,193,823 km (0.068 R)
• M30: 33,578,588 km (0.094 R)
• M31: 34,883,082 km (0.089 R)
• M32: 36,492,456 km (0.09 R)
• M33: 36,902,354 km (0.111 R)
• M34: 45,129,339 km (0.037 R)
• M35: 45,286,417 km (0.03 R)
• M36: 46,556,054 km (0.077 R)
• M37: 47,199,624 km (0.12 R)
• M38: 49,499,093 km (0.072 R)
• M39: 52,217,286 km (0.119 R)
• M40: 58,693,378 km (0.112 R)
• M41: 61,735,900 km (0.116 R)
• M42: 65,483,177 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 391.1

Radius: 5.3

Gravity: 13.92 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 7.66 AU - 9.6 AU

Year: 17195 Days

Day: 23.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 57,073,893 km

• M1: 65,973 km (0.062 R)
• M2: 274,063 km (0.063 R)
• M3: 535,860 km (0.057 R)
• M4: 768,634 km (0.11 R)
• M5: 1,022,352 km (0.052 R)
• M6: 1,399,488 km (0.088 R)
• M7: 1,667,567 km (0.111 R)
• M8: 2,267,305 km (0.113 R)
• M9: 2,552,289 km (0.058 R)
• M10: 2,838,021 km (0.116 R)
• M11: 3,072,142 km (0.107 R)
• M12: 4,199,661 km (0.087 R)
• M13: 4,504,242 km (0.083 R)
• M14: 5,295,465 km (0.092 R)
• M15: 5,542,751 km (0.12 R)
• M16: 9,042,593 km (0.081 R)
• M17: 9,294,217 km (0.088 R)
• M18: 10,402,737 km (0.117 R)
• M19: 12,256,853 km (0.08 R)
• M20: 13,069,319 km (0.109 R)
• M21: 14,731,800 km (0.044 R)
• M22: 15,434,461 km (0.106 R)
• M23: 20,383,607 km (0.082 R)
• M24: 21,255,464 km (0.106 R)
• M25: 29,473,473 km (0.072 R)
• M26: 29,804,683 km (0.069 R)
• M27: 31,844,600 km (0.062 R)
• M28: 36,326,253 km (0.035 R)
• M29: 37,218,903 km (0.105 R)
• M30: 37,605,913 km (0.113 R)
• M31: 39,581,203 km (0.083 R)
• M32: 43,451,749 km (0.053 R)
• M33: 44,168,472 km (0.119 R)
• M34: 45,920,712 km (0.098 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 433 - 11,226 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit