🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 858.3

Radius: 12.4

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.58 AU - 0.86 AU

Year: 394 Days

Day: 5.9 Hours

Environment

Temp: -131 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 59,206,680 km

• M1: 154,235 km (0.06 R)
• M2: 586,424 km (0.098 R)
• M3: 1,067,680 km (0.104 R)
• M4: 1,504,655 km (0.076 R)
• M5: 1,956,441 km (0.057 R)
• M6: 2,566,501 km (0.058 R)
• M7: 3,030,554 km (0.103 R)
• M8: 3,851,996 km (0.077 R)
• M9: 4,336,693 km (0.095 R)
• M10: 4,877,190 km (0.12 R)
• M11: 5,611,566 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213.7

Radius: 14.3

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.22 AU - 2.02 AU

Year: 1331 Days

Day: 5.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 59,206,680 km

• M1: 177,872 km (0.075 R)
• M2: 662,569 km (0.089 R)
• M3: 1,233,883 km (0.101 R)
• M4: 2,080,009 km (0.05 R)
• M5: 2,775,639 km (0.059 R)
• M6: 3,432,673 km (0.116 R)
• M7: 4,539,099 km (0.119 R)
• M8: 5,794,374 km (0.086 R)
• M9: 7,114,276 km (0.099 R)
• M10: 8,278,597 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600

Radius: 10

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.63 AU - 2.11 AU

Year: 1651 Days

Day: 7.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 59,206,680 km

• M1: 124,316 km (0.109 R)
• M2: 581,038 km (0.098 R)
• M3: 986,748 km (0.038 R)
• M4: 1,429,856 km (0.093 R)
• M5: 1,854,714 km (0.11 R)
• M6: 2,462,830 km (0.072 R)
• M7: 2,876,917 km (0.116 R)
• M8: 3,726,932 km (0.093 R)
• M9: 4,128,901 km (0.088 R)
• M10: 5,061,644 km (0.082 R)
• M11: 5,941,279 km (0.067 R)
• M12: 6,466,966 km (0.101 R)
• M13: 6,842,906 km (0.07 R)
• M14: 8,406,652 km (0.043 R)
• M15: 9,287,933 km (0.101 R)
• M16: 10,880,253 km (0.092 R)
• M17: 11,305,261 km (0.039 R)
• M18: 11,815,090 km (0.1 R)
• M19: 12,880,676 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.4

Radius: 15

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.84 AU - 4.08 AU

Year: 4156 Days

Day: 12 Hours

Environment

Temp: -200 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 59,206,680 km

• M1: 186,549 km (0.057 R)
• M2: 791,373 km (0.099 R)
• M3: 1,522,906 km (0.107 R)
• M4: 1,997,132 km (0.056 R)
• M5: 2,524,165 km (0.056 R)
• M6: 3,089,196 km (0.104 R)
• M7: 3,717,657 km (0.1 R)
• M8: 4,290,467 km (0.088 R)
• M9: 4,820,941 km (0.098 R)
• M10: 6,434,204 km (0.049 R)
• M11: 7,365,152 km (0.108 R)
• M12: 8,420,864 km (0.101 R)
• M13: 8,947,149 km (0.082 R)
• M14: 11,276,239 km (0.104 R)
• M15: 14,037,217 km (0.052 R)
• M16: 14,511,143 km (0.1 R)
• M17: 15,380,157 km (0.104 R)
• M18: 17,103,076 km (0.07 R)
• M19: 18,697,490 km (0.107 R)
• M20: 19,661,499 km (0.114 R)
• M21: 21,410,447 km (0.109 R)
• M22: 22,608,876 km (0.082 R)
• M23: 23,115,265 km (0.117 R)
• M24: 24,908,793 km (0.082 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 835

Radius: 3

Gravity: 92.78 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 6.38 AU - 9.32 AU

Year: 14201 Days

Day: 24.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 59,206,680 km

• M1: 42,785 km (0.058 R)
• M2: 146,307 km (0.113 R)
• M3: 570,267 km (0.07 R)
• M4: 698,024 km (0.096 R)
• M5: 953,686 km (0.05 R)
• M6: 1,295,817 km (0.039 R)
• M7: 1,835,865 km (0.062 R)
• M8: 2,116,361 km (0.089 R)
• M9: 3,784,677 km (0.09 R)
• M10: 4,052,307 km (0.106 R)
• M11: 4,691,838 km (0.102 R)
• M12: 5,322,543 km (0.061 R)
• M13: 6,371,523 km (0.079 R)
• M14: 9,392,951 km (0.034 R)
• M15: 9,554,218 km (0.12 R)
• M16: 11,760,487 km (0.104 R)
• M17: 12,137,174 km (0.067 R)
• M18: 15,897,766 km (0.057 R)
• M19: 20,909,444 km (0.095 R)
• M20: 23,472,205 km (0.086 R)
• M21: 24,169,182 km (0.098 R)
• M22: 25,814,010 km (0.042 R)
• M23: 27,862,304 km (0.072 R)
• M24: 29,669,147 km (0.065 R)
• M25: 29,784,487 km (0.043 R)
• M26: 30,132,751 km (0.046 R)
• M27: 30,601,142 km (0.108 R)
• M28: 34,652,252 km (0.116 R)
• M29: 36,078,070 km (0.116 R)
• M30: 37,139,317 km (0.074 R)
• M31: 37,273,506 km (0.119 R)
• M32: 40,023,863 km (0.095 R)
• M33: 41,160,807 km (0.11 R)
• M34: 45,309,754 km (0.105 R)
• M35: 46,856,447 km (0.117 R)
• M36: 48,118,903 km (0.079 R)
• M37: 51,042,045 km (0.047 R)
• M38: 58,499,350 km (0.05 R)
• M39: 58,680,962 km (0.046 R)
• M40: 60,147,021 km (0.105 R)
• M41: 62,580,978 km (0.077 R)
• M42: 63,534,365 km (0.084 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 511.4

Radius: 7.1

Gravity: 10.14 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 8.34 AU - 8.58 AU

Year: 15888 Days

Day: 22.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 59,206,680 km

• M1: 91,105 km (0.116 R)
• M2: 349,012 km (0.103 R)
• M3: 667,655 km (0.078 R)
• M4: 1,175,989 km (0.082 R)
• M5: 2,310,838 km (0.087 R)
• M6: 2,537,030 km (0.119 R)
• M7: 2,963,085 km (0.068 R)
• M8: 5,693,845 km (0.104 R)
• M9: 9,039,900 km (0.068 R)
• M10: 9,764,103 km (0.096 R)
• M11: 11,152,222 km (0.109 R)
• M12: 12,541,238 km (0.109 R)
• M13: 33,043,327 km (0.113 R)
• M14: 33,405,055 km (0.027 R)
• M15: 44,198,990 km (0.063 R)
• M16: 47,334,412 km (0.104 R)
• M17: 47,640,639 km (0.06 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 235 - 15,460 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit