🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.6

Radius: 9.1

Gravity: 10.71 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.45 AU - 0.63 AU

Year: 269 Days

Day: 13.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 73,522,383 km

• M1: 113,096 km (0.102 R)
• M2: 435,629 km (0.088 R)
• M3: 768,035 km (0.068 R)
• M4: 1,429,408 km (0.088 R)
• M5: 1,807,741 km (0.081 R)
• M6: 2,091,378 km (0.064 R)
• M7: 2,457,145 km (0.082 R)
• M8: 2,994,800 km (0.112 R)
• M9: 3,318,978 km (0.083 R)
• M10: 3,643,456 km (0.112 R)
• M11: 4,214,471 km (0.066 R)
• M12: 4,541,941 km (0.118 R)

Planet 2 - Ice Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 74.1

Radius: 7.1

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 5.73 AU - 6.07 AU

Year: 9720 Days

Day: 17.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 73,522,383 km

• M1: 88,263 km (0.105 R)
• M2: 861,684 km (0.073 R)
• M3: 1,103,883 km (0.115 R)
• M4: 1,938,489 km (0.055 R)
• M5: 3,172,971 km (0.085 R)
• M6: 4,885,866 km (0.12 R)
• M7: 6,078,161 km (0.1 R)
• M8: 9,733,436 km (0.084 R)
• M9: 12,083,618 km (0.067 R)
• M10: 12,898,179 km (0.117 R)
• M11: 16,688,989 km (0.101 R)

Planet 3 - Ice Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 204

Radius: 4

Gravity: 12.75 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 5.11 AU - 6.71 AU

Year: 9745 Days

Day: 22.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 73,522,383 km

• M1: 50,564 km (0.105 R)
• M2: 248,632 km (0.056 R)
• M3: 478,564 km (0.096 R)
• M4: 627,713 km (0.12 R)
• M5: 8,323,177 km (0.11 R)
• M6: 10,014,381 km (0.105 R)
• M7: 10,279,618 km (0.118 R)
• M8: 16,497,803 km (0.09 R)
• M9: 17,117,587 km (0.113 R)
• M10: 17,243,399 km (0.11 R)
• M11: 19,890,982 km (0.049 R)
• M12: 28,719,500 km (0.066 R)
• M13: 30,993,836 km (0.093 R)

Asteroid Belt

Center: 6.47 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 552.8

Radius: 7.2

Gravity: 10.66 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 6.13 AU - 7.91 AU

Year: 12615 Days

Day: 21.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 73,522,383 km

• M1: 89,609 km (0.079 R)
• M2: 413,489 km (0.111 R)
• M3: 666,309 km (0.087 R)
• M4: 1,256,024 km (0.107 R)
• M5: 1,594,564 km (0.05 R)
• M6: 1,825,992 km (0.096 R)
• M7: 2,151,965 km (0.05 R)
• M8: 2,767,112 km (0.048 R)
• M9: 3,943,101 km (0.1 R)
• M10: 4,460,111 km (0.08 R)
• M11: 4,703,955 km (0.067 R)
• M12: 5,185,361 km (0.03 R)
• M13: 6,591,133 km (0.063 R)
• M14: 7,111,584 km (0.073 R)
• M15: 7,659,112 km (0.066 R)
• M16: 8,143,958 km (0.085 R)
• M17: 8,696,124 km (0.1 R)
• M18: 10,133,311 km (0.027 R)
• M19: 13,033,415 km (0.091 R)
• M20: 14,572,179 km (0.12 R)
• M21: 15,111,031 km (0.107 R)
• M22: 16,516,353 km (0.094 R)
• M23: 18,942,531 km (0.074 R)
• M24: 23,284,310 km (0.109 R)
• M25: 23,558,673 km (0.041 R)
• M26: 28,350,143 km (0.076 R)
• M27: 31,027,945 km (0.056 R)
• M28: 32,257,938 km (0.116 R)
• M29: 39,934,553 km (0.096 R)
• M30: 47,121,085 km (0.084 R)
• M31: 50,252,318 km (0.097 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 798.2

Radius: 7.2

Gravity: 15.4 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 5.39 AU - 8.75 AU

Year: 12750 Days

Day: 19.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 73,522,383 km

• M1: 89,609 km (0.079 R)
• M2: 542,292 km (0.101 R)
• M3: 819,497 km (0.119 R)
• M4: 1,229,395 km (0.072 R)
• M5: 1,688,511 km (0.092 R)
• M6: 2,179,192 km (0.09 R)
• M7: 2,458,491 km (0.085 R)
• M8: 3,064,961 km (0.101 R)
• M9: 3,339,024 km (0.034 R)
• M10: 3,739,199 km (0.111 R)
• M11: 4,170,938 km (0.087 R)
• M12: 8,416,227 km (0.081 R)
• M13: 11,824,216 km (0.106 R)
• M14: 13,797,412 km (0.104 R)
• M15: 15,686,384 km (0.094 R)
• M16: 16,427,941 km (0.118 R)
• M17: 17,037,701 km (0.078 R)
• M18: 17,426,357 km (0.107 R)
• M19: 21,106,165 km (0.114 R)
• M20: 22,470,498 km (0.048 R)
• M21: 23,892,575 km (0.119 R)
• M22: 34,442,367 km (0.057 R)
• M23: 40,583,658 km (0.085 R)
• M24: 40,998,792 km (0.113 R)
• M25: 44,568,646 km (0.115 R)
• M26: 51,345,430 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 967.5

Radius: 8

Gravity: 15.12 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 7.21 AU - 9.23 AU

Year: 15984 Days

Day: 19.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 73,522,383 km

• M1: 99,483 km (0.114 R)
• M2: 549,473 km (0.095 R)
• M3: 1,114,504 km (0.056 R)
• M4: 1,660,088 km (0.107 R)
• M5: 1,927,569 km (0.111 R)
• M6: 2,690,368 km (0.079 R)
• M7: 3,247,471 km (0.041 R)
• M8: 3,582,570 km (0.047 R)
• M9: 3,940,558 km (0.08 R)
• M10: 4,869,411 km (0.079 R)
• M11: 7,771,310 km (0.049 R)
• M12: 9,781,906 km (0.116 R)
• M13: 10,070,031 km (0.064 R)
• M14: 11,985,033 km (0.108 R)
• M15: 12,381,917 km (0.093 R)
• M16: 13,412,646 km (0.105 R)
• M17: 23,084,298 km (0.099 R)
• M18: 25,608,762 km (0.079 R)
• M19: 26,937,490 km (0.118 R)
• M20: 29,852,255 km (0.09 R)
• M21: 35,346,087 km (0.079 R)
• M22: 38,687,505 km (0.104 R)
• M23: 44,399,302 km (0.107 R)
• M24: 46,637,884 km (0.119 R)
• M25: 48,782,968 km (0.093 R)
• M26: 49,287,113 km (0.037 R)
• M27: 52,385,584 km (0.065 R)
• M28: 55,246,643 km (0.077 R)
• M29: 57,086,847 km (0.119 R)
• M30: 59,539,504 km (0.117 R)
• M31: 62,455,914 km (0.106 R)
• M32: 64,250,789 km (0.119 R)
• M33: 66,490,718 km (0.098 R)
• M34: 72,644,876 km (0.116 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 229 - 15,766 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit