🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.8

Radius: 14.3

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.62 AU - 0.74 AU

Year: 374 Days

Day: 8.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 66,573,015 km

• M1: 181,313 km (0.096 R)
• M2: 661,073 km (0.088 R)
• M3: 1,108,520 km (0.077 R)
• M4: 1,600,248 km (0.093 R)
• M5: 2,144,635 km (0.041 R)
• M6: 2,709,217 km (0.047 R)
• M7: 3,427,287 km (0.095 R)
• M8: 4,168,245 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.1

Radius: 10

Gravity: 9.76 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.7 AU - 1.14 AU

Year: 588 Days

Day: 13.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 66,573,015 km

• M1: 124,465 km (0.079 R)
• M2: 565,330 km (0.029 R)
• M3: 896,390 km (0.112 R)
• M4: 1,327,532 km (0.103 R)
• M5: 1,749,697 km (0.04 R)
• M6: 2,300,815 km (0.087 R)
• M7: 2,718,642 km (0.045 R)
• M8: 3,199,450 km (0.111 R)
• M9: 3,514,503 km (0.078 R)
• M10: 4,086,415 km (0.117 R)
• M11: 4,490,629 km (0.085 R)
• M12: 4,887,362 km (0.111 R)
• M13: 5,619,345 km (0.109 R)
• M14: 6,021,763 km (0.057 R)
• M15: 7,079,719 km (0.1 R)
• M16: 8,064,372 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456

Radius: 12.9

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 3.35 AU - 3.53 AU

Year: 4255 Days

Day: 5.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 76.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 66,573,015 km

• M1: 163,361 km (0.104 R)
• M2: 722,109 km (0.057 R)
• M3: 1,285,195 km (0.092 R)
• M4: 1,804,898 km (0.107 R)
• M5: 2,680,644 km (0.087 R)
• M6: 3,822,226 km (0.047 R)
• M7: 4,334,449 km (0.11 R)
• M8: 5,737,677 km (0.097 R)
• M9: 6,238,530 km (0.032 R)
• M10: 6,920,996 km (0.11 R)
• M11: 7,751,862 km (0.084 R)
• M12: 8,755,814 km (0.116 R)
• M13: 9,459,522 km (0.066 R)
• M14: 10,080,952 km (0.113 R)
• M15: 10,770,897 km (0.065 R)
• M16: 11,191,417 km (0.069 R)
• M17: 11,931,328 km (0.09 R)
• M18: 15,485,624 km (0.06 R)
• M19: 17,019,002 km (0.066 R)
• M20: 17,532,721 km (0.107 R)
• M21: 17,997,970 km (0.109 R)
• M22: 18,411,908 km (0.099 R)
• M23: 19,691,867 km (0.073 R)
• M24: 22,977,335 km (0.07 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 71.9

Radius: 3.4

Gravity: 6.22 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 5.07 AU - 8.39 AU

Year: 11643 Days

Day: 20.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 66,573,015 km

• M1: 42,336 km (0.087 R)
• M2: 197,918 km (0.1 R)
• M3: 358,287 km (0.085 R)
• M4: 884,123 km (0.07 R)
• M5: 1,467,854 km (0.069 R)
• M6: 2,874,673 km (0.063 R)
• M7: 3,846,311 km (0.063 R)
• M8: 5,146,915 km (0.097 R)
• M9: 6,199,934 km (0.088 R)
• M10: 8,983,352 km (0.075 R)
• M11: 11,138,758 km (0.083 R)
• M12: 11,670,579 km (0.099 R)
• M13: 12,928,846 km (0.07 R)
• M14: 18,991,749 km (0.052 R)
• M15: 21,258,306 km (0.039 R)
• M16: 22,841,949 km (0.067 R)
• M17: 24,502,486 km (0.047 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 907.5

Radius: 5.9

Gravity: 26.07 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 7.41 AU - 7.97 AU

Year: 14221 Days

Day: 21.8 Hours

Environment

Temp: -238 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 66,573,015 km

• M1: 73,453 km (0.102 R)
• M2: 330,761 km (0.095 R)
• M3: 654,640 km (0.054 R)
• M4: 851,212 km (0.06 R)
• M5: 1,426,416 km (0.098 R)
• M6: 1,763,310 km (0.076 R)
• M7: 2,073,726 km (0.109 R)
• M8: 3,175,963 km (0.104 R)
• M9: 3,441,798 km (0.104 R)
• M10: 3,636,575 km (0.079 R)
• M11: 4,656,533 km (0.052 R)
• M12: 5,070,919 km (0.086 R)
• M13: 5,360,541 km (0.092 R)
• M14: 5,661,232 km (0.043 R)
• M15: 5,854,812 km (0.109 R)
• M16: 8,688,644 km (0.111 R)
• M17: 9,806,440 km (0.107 R)
• M18: 11,689,278 km (0.111 R)
• M19: 11,940,453 km (0.083 R)
• M20: 15,998,894 km (0.081 R)
• M21: 19,191,761 km (0.077 R)
• M22: 22,205,261 km (0.099 R)
• M23: 22,493,985 km (0.106 R)
• M24: 24,894,282 km (0.061 R)
• M25: 25,414,883 km (0.12 R)
• M26: 29,612,151 km (0.096 R)
• M27: 30,551,027 km (0.104 R)
• M28: 31,268,199 km (0.114 R)
• M29: 34,121,180 km (0.114 R)
• M30: 37,008,120 km (0.103 R)
• M31: 41,201,348 km (0.107 R)
• M32: 42,223,550 km (0.053 R)
• M33: 45,236,751 km (0.056 R)
• M34: 49,855,884 km (0.11 R)
• M35: 52,194,248 km (0.12 R)
• M36: 52,534,284 km (0.081 R)
• M37: 57,268,758 km (0.111 R)
• M38: 60,953,652 km (0.095 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 369 - 19,387 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit