🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.6

Radius: 10

Gravity: 7.13 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.7 AU - 0.76 AU

Year: 403 Days

Day: 9.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 76,387,082 km

• M1: 124,465 km (0.109 R)
• M2: 476,320 km (0.091 R)
• M3: 793,168 km (0.06 R)
• M4: 1,236,127 km (0.082 R)
• M5: 1,657,245 km (0.097 R)
• M6: 2,122,195 km (0.1 R)
• M7: 2,824,557 km (0.098 R)
• M8: 3,235,952 km (0.102 R)
• M9: 3,625,504 km (0.099 R)
• M10: 4,033,009 km (0.104 R)
• M11: 4,925,211 km (0.11 R)
• M12: 5,298,009 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 12.1

Radius: 14.8

Gravity: 0.06 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.77 AU - 1.01 AU

Year: 542 Days

Day: 8.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (2)

Outer Limit: 76,387,082 km

• M1: 184,005 km (0.063 R)
• M2: 1,392,906 km (0.044 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.7

Radius: 11.2

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.22 AU - 1.26 AU

Year: 892 Days

Day: 14.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 76,387,082 km

• M1: 139,276 km (0.037 R)
• M2: 563,535 km (0.079 R)
• M3: 966,402 km (0.042 R)
• M4: 1,535,622 km (0.11 R)
• M5: 2,383,244 km (0.111 R)
• M6: 3,037,585 km (0.101 R)
• M7: 3,518,991 km (0.11 R)
• M8: 7,462,690 km (0.088 R)
• M9: 8,678,172 km (0.041 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.6

Radius: 10

Gravity: 6.9 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.28 AU - 3.38 AU

Year: 3074 Days

Day: 11 Hours

Environment

Temp: -206 °C

Axial Tilt: 83.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,387,082 km

• M1: 141,370 km (0.034 R)
• M2: 934,987 km (0.094 R)
• M3: 1,569,581 km (0.074 R)
• M4: 3,113,431 km (0.073 R)
• M5: 4,592,655 km (0.111 R)
• M6: 5,087,076 km (0.094 R)
• M7: 5,512,831 km (0.042 R)
• M8: 8,110,299 km (0.079 R)
• M9: 9,229,740 km (0.08 R)
• M10: 9,637,394 km (0.108 R)
• M11: 11,180,346 km (0.025 R)
• M12: 12,076,438 km (0.113 R)
• M13: 12,836,245 km (0.111 R)
• M14: 14,550,188 km (0.117 R)
• M15: 17,568,026 km (0.099 R)
• M16: 19,919,704 km (0.074 R)
• M17: 21,107,063 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.5

Radius: 9.9

Gravity: 8.86 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.49 AU - 3.33 AU

Year: 3205 Days

Day: 8.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 76,387,082 km

• M1: 123,119 km (0.108 R)
• M2: 491,878 km (0.075 R)
• M3: 945,309 km (0.053 R)
• M4: 1,298,659 km (0.111 R)
• M5: 2,325,948 km (0.106 R)
• M6: 2,967,274 km (0.105 R)
• M7: 3,463,789 km (0.098 R)
• M8: 4,233,470 km (0.073 R)
• M9: 4,938,076 km (0.094 R)
• M10: 5,718,977 km (0.103 R)
• M11: 6,167,920 km (0.085 R)
• M12: 9,259,510 km (0.089 R)
• M13: 9,643,827 km (0.118 R)
• M14: 10,159,341 km (0.093 R)
• M15: 10,568,491 km (0.09 R)
• M16: 11,419,553 km (0.09 R)
• M17: 11,906,794 km (0.076 R)
• M18: 13,452,140 km (0.025 R)
• M19: 14,096,159 km (0.095 R)
• M20: 14,916,852 km (0.045 R)
• M21: 15,499,387 km (0.099 R)
• M22: 16,485,237 km (0.061 R)
• M23: 16,823,029 km (0.078 R)
• M24: 17,396,138 km (0.088 R)
• M25: 18,340,250 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 705.4

Radius: 8.8

Gravity: 9.11 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 4.02 AU - 4.6 AU

Year: 5777 Days

Day: 14.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 76,387,082 km

• M1: 163,062 km (0.062 R)
• M2: 500,854 km (0.069 R)
• M3: 876,045 km (0.08 R)
• M4: 1,165,517 km (0.099 R)
• M5: 1,723,517 km (0.106 R)
• M6: 2,536,133 km (0.073 R)
• M7: 3,199,898 km (0.086 R)
• M8: 3,474,411 km (0.11 R)
• M9: 4,022,687 km (0.039 R)
• M10: 4,343,275 km (0.076 R)
• M11: 4,924,612 km (0.098 R)
• M12: 6,018,322 km (0.086 R)
• M13: 6,438,692 km (0.07 R)
• M14: 8,162,957 km (0.069 R)
• M15: 9,215,827 km (0.1 R)
• M16: 9,731,042 km (0.084 R)
• M17: 11,392,925 km (0.112 R)
• M18: 12,240,098 km (0.101 R)
• M19: 12,757,706 km (0.028 R)
• M20: 13,128,709 km (0.103 R)
• M21: 15,092,630 km (0.097 R)
• M22: 16,236,904 km (0.119 R)
• M23: 16,610,001 km (0.112 R)
• M24: 17,961,169 km (0.109 R)
• M25: 21,248,283 km (0.107 R)
• M26: 28,532,353 km (0.083 R)
• M27: 30,938,186 km (0.044 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 577.4

Radius: 9.8

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 4.45 AU - 6.45 AU

Year: 8215 Days

Day: 6.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 76,387,082 km

• M1: 121,922 km (0.109 R)
• M2: 429,196 km (0.111 R)
• M3: 740,509 km (0.107 R)
• M4: 1,531,882 km (0.077 R)
• M5: 2,732,704 km (0.093 R)
• M6: 4,667,005 km (0.047 R)
• M7: 5,071,218 km (0.073 R)
• M8: 5,405,121 km (0.099 R)
• M9: 6,391,270 km (0.119 R)
• M10: 7,688,433 km (0.12 R)
• M11: 8,803,236 km (0.119 R)
• M12: 11,556,884 km (0.048 R)
• M13: 12,737,062 km (0.103 R)
• M14: 16,493,913 km (0.071 R)
• M15: 17,987,648 km (0.096 R)
• M16: 18,410,112 km (0.106 R)
• M17: 24,609,897 km (0.069 R)
• M18: 25,043,581 km (0.115 R)
• M19: 27,566,848 km (0.054 R)
• M20: 28,986,233 km (0.106 R)
• M21: 31,256,231 km (0.099 R)
• M22: 32,903,603 km (0.042 R)
• M23: 34,283,942 km (0.116 R)
• M24: 35,702,729 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 502.4

Radius: 6.9

Gravity: 10.55 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 6.43 AU - 7.63 AU

Year: 12035 Days

Day: 15.3 Hours

Environment

Temp: -233 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 76,387,082 km

• M1: 85,869 km (0.092 R)
• M2: 329,863 km (0.112 R)
• M3: 571,015 km (0.09 R)
• M4: 924,216 km (0.114 R)
• M5: 1,146,069 km (0.077 R)
• M6: 2,459,987 km (0.084 R)
• M7: 3,575,389 km (0.085 R)
• M8: 4,446,348 km (0.078 R)
• M9: 4,869,111 km (0.081 R)
• M10: 5,971,648 km (0.043 R)
• M11: 7,110,387 km (0.07 R)
• M12: 7,989,125 km (0.059 R)
• M13: 8,387,205 km (0.051 R)
• M14: 15,302,217 km (0.108 R)
• M15: 16,475,812 km (0.082 R)
• M16: 27,301,611 km (0.093 R)
• M17: 29,438,617 km (0.069 R)
• M18: 34,970,597 km (0.111 R)
• M19: 37,120,318 km (0.055 R)
• M20: 37,979,758 km (0.108 R)
• M21: 41,157,067 km (0.055 R)
• M22: 41,418,714 km (0.088 R)
• M23: 46,602,429 km (0.117 R)
• M24: 48,616,316 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 832.1

Radius: 3

Gravity: 92.46 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 7.71 AU - 10.85 AU

Year: 18253 Days

Day: 20.1 Hours

Environment

Temp: -237 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 76,387,082 km

• M1: 38,147 km (0.073 R)
• M2: 220,956 km (0.115 R)
• M3: 386,561 km (0.102 R)
• M4: 1,749,547 km (0.073 R)
• M5: 2,119,503 km (0.119 R)
• M6: 2,469,412 km (0.042 R)
• M7: 3,282,776 km (0.099 R)
• M8: 4,531,619 km (0.056 R)
• M9: 5,109,216 km (0.106 R)
• M10: 5,415,742 km (0.097 R)
• M11: 5,573,568 km (0.119 R)
• M12: 5,898,345 km (0.062 R)
• M13: 7,041,123 km (0.119 R)
• M14: 7,517,443 km (0.107 R)
• M15: 9,019,854 km (0.111 R)
• M16: 10,344,992 km (0.078 R)
• M17: 11,339,818 km (0.086 R)
• M18: 11,598,173 km (0.098 R)
• M19: 11,860,418 km (0.098 R)
• M20: 14,934,056 km (0.116 R)
• M21: 16,282,681 km (0.054 R)
• M22: 17,624,275 km (0.08 R)
• M23: 18,410,262 km (0.119 R)
• M24: 20,145,896 km (0.085 R)
• M25: 21,987,596 km (0.084 R)
• M26: 22,591,672 km (0.108 R)
• M27: 22,897,899 km (0.043 R)
• M28: 23,103,446 km (0.08 R)
• M29: 32,118,663 km (0.099 R)
• M30: 33,157,620 km (0.099 R)
• M31: 44,486,816 km (0.11 R)
• M32: 45,776,649 km (0.12 R)
• M33: 47,590,673 km (0.108 R)
• M34: 48,262,068 km (0.111 R)
• M35: 52,780,223 km (0.118 R)
• M36: 53,680,354 km (0.102 R)
• M37: 55,326,080 km (0.071 R)
• M38: 65,291,243 km (0.104 R)
• M39: 72,337,901 km (0.054 R)
• M40: 74,569,303 km (0.105 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 238 - 15,044 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit