🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.4

Radius: 12.4

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.46 AU - 0.58 AU

Year: 264 Days

Day: 5 Hours

Environment

Temp: -148 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 65,792,470 km

• M1: 154,235 km (0.117 R)
• M2: 546,631 km (0.114 R)
• M3: 1,084,585 km (0.117 R)
• M4: 1,815,370 km (0.117 R)
• M5: 2,402,841 km (0.099 R)
• M6: 3,013,948 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.4

Radius: 12.4

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.76 AU - 1.25 AU

Year: 703 Days

Day: 6.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 65,792,470 km

• M1: 154,235 km (0.099 R)
• M2: 655,687 km (0.114 R)
• M3: 1,178,831 km (0.115 R)
• M4: 1,596,658 km (0.075 R)
• M5: 2,200,884 km (0.12 R)
• M6: 2,767,710 km (0.097 R)
• M7: 3,510,464 km (0.043 R)
• M8: 4,703,058 km (0.093 R)
• M9: 5,575,662 km (0.114 R)
• M10: 6,740,880 km (0.04 R)

Planet 3 - Ice Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 558.6

Radius: 5.7

Gravity: 17.19 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 4.67 AU - 6.27 AU

Year: 8993 Days

Day: 19.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 65,792,470 km

• M1: 79,885 km (0.116 R)
• M2: 279,150 km (0.058 R)
• M3: 514,317 km (0.041 R)
• M4: 1,461,422 km (0.111 R)
• M5: 1,693,597 km (0.116 R)
• M6: 1,950,158 km (0.117 R)
• M7: 2,146,580 km (0.113 R)
• M8: 2,338,364 km (0.066 R)
• M9: 4,178,119 km (0.049 R)
• M10: 5,499,068 km (0.087 R)
• M11: 5,693,994 km (0.06 R)
• M12: 6,556,875 km (0.088 R)
• M13: 6,813,285 km (0.102 R)
• M14: 7,076,428 km (0.104 R)
• M15: 9,203,111 km (0.115 R)
• M16: 11,040,622 km (0.105 R)
• M17: 12,880,526 km (0.08 R)
• M18: 14,541,661 km (0.103 R)
• M19: 15,168,027 km (0.085 R)
• M20: 15,746,971 km (0.105 R)
• M21: 15,943,094 km (0.104 R)
• M22: 16,474,316 km (0.085 R)
• M23: 20,373,285 km (0.106 R)
• M24: 21,157,178 km (0.098 R)
• M25: 22,205,859 km (0.115 R)
• M26: 26,195,335 km (0.08 R)
• M27: 28,551,651 km (0.114 R)
• M28: 29,631,897 km (0.072 R)
• M29: 38,320,243 km (0.109 R)
• M30: 38,913,548 km (0.109 R)
• M31: 39,272,433 km (0.118 R)
• M32: 40,976,652 km (0.12 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 625.4

Radius: 3.3

Gravity: 57.43 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 5.35 AU - 6.03 AU

Year: 9541 Days

Day: 16.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 65,792,470 km

• M1: 48,470 km (0.034 R)
• M2: 211,980 km (0.097 R)
• M3: 452,085 km (0.114 R)
• M4: 671,246 km (0.041 R)
• M5: 841,488 km (0.102 R)
• M6: 1,029,383 km (0.11 R)
• M7: 1,162,076 km (0.099 R)
• M8: 2,773,993 km (0.041 R)
• M9: 5,468,849 km (0.09 R)
• M10: 7,170,226 km (0.105 R)
• M11: 9,288,083 km (0.113 R)
• M12: 10,928,124 km (0.095 R)
• M13: 12,235,311 km (0.109 R)
• M14: 14,896,208 km (0.091 R)
• M15: 18,359,997 km (0.082 R)
• M16: 18,733,244 km (0.094 R)
• M17: 20,198,256 km (0.079 R)
• M18: 21,243,346 km (0.113 R)
• M19: 22,239,668 km (0.109 R)
• M20: 27,789,151 km (0.103 R)
• M21: 28,380,212 km (0.113 R)
• M22: 30,307,182 km (0.115 R)
• M23: 30,619,243 km (0.098 R)
• M24: 30,828,381 km (0.11 R)
• M25: 31,355,564 km (0.098 R)
• M26: 33,413,732 km (0.094 R)
• M27: 33,858,187 km (0.067 R)
• M28: 35,444,822 km (0.093 R)
• M29: 37,318,086 km (0.111 R)
• M30: 37,437,316 km (0.113 R)
• M31: 39,010,487 km (0.087 R)
• M32: 45,065,162 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 71.3

Radius: 7.5

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 5.69 AU - 8.99 AU

Year: 13978 Days

Day: 20.8 Hours

Environment

Temp: -235 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 65,792,470 km

• M1: 94,546 km (0.104 R)
• M2: 384,317 km (0.092 R)
• M3: 696,827 km (0.025 R)
• M4: 1,066,633 km (0.089 R)
• M5: 1,318,556 km (0.099 R)
• M6: 1,610,720 km (0.111 R)
• M7: 2,899,955 km (0.086 R)
• M8: 3,142,453 km (0.115 R)
• M9: 5,603,338 km (0.079 R)
• M10: 5,951,901 km (0.118 R)
• M11: 7,084,955 km (0.051 R)
• M12: 7,916,121 km (0.056 R)
• M13: 13,425,811 km (0.035 R)
• M14: 15,358,316 km (0.116 R)
• M15: 17,715,081 km (0.107 R)
• M16: 21,615,696 km (0.118 R)
• M17: 23,503,022 km (0.111 R)
• M18: 26,293,920 km (0.091 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 815.8

Radius: 5

Gravity: 32.63 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 6.52 AU - 10.76 AU

Year: 17852 Days

Day: 16 Hours

Environment

Temp: -242 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 65,792,470 km

• M1: 68,067 km (0.041 R)
• M2: 429,196 km (0.118 R)
• M3: 1,160,879 km (0.097 R)
• M4: 2,650,425 km (0.114 R)
• M5: 2,972,659 km (0.12 R)
• M6: 3,129,887 km (0.064 R)
• M7: 4,325,473 km (0.089 R)
• M8: 4,807,627 km (0.107 R)
• M9: 7,145,692 km (0.105 R)
• M10: 9,798,212 km (0.099 R)
• M11: 10,996,341 km (0.058 R)
• M12: 11,501,982 km (0.11 R)
• M13: 15,172,366 km (0.071 R)
• M14: 18,742,220 km (0.098 R)
• M15: 20,201,846 km (0.064 R)
• M16: 20,673,229 km (0.034 R)
• M17: 24,391,035 km (0.105 R)
• M18: 37,175,669 km (0.077 R)
• M19: 37,457,512 km (0.108 R)
• M20: 45,941,057 km (0.113 R)
• M21: 49,256,296 km (0.074 R)
• M22: 60,541,061 km (0.081 R)
• M23: 68,667,068 km (0.092 R)
• M24: 69,731,158 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 531.5

Radius: 5

Gravity: 21.26 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 6.68 AU - 10.86 AU

Year: 18256 Days

Day: 24 Hours

Environment

Temp: -237 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 65,792,470 km

• M1: 66,122 km (0.062 R)
• M2: 279,598 km (0.076 R)
• M3: 485,146 km (0.054 R)
• M4: 706,401 km (0.068 R)
• M5: 872,455 km (0.11 R)
• M6: 1,444,068 km (0.046 R)
• M7: 3,078,126 km (0.108 R)
• M8: 3,473,214 km (0.068 R)
• M9: 3,668,888 km (0.086 R)
• M10: 4,428,695 km (0.11 R)
• M11: 4,931,943 km (0.11 R)
• M12: 5,251,783 km (0.026 R)
• M13: 5,585,386 km (0.081 R)
• M14: 6,460,085 km (0.112 R)
• M15: 9,040,349 km (0.058 R)
• M16: 10,014,979 km (0.083 R)
• M17: 11,667,437 km (0.109 R)
• M18: 12,820,687 km (0.101 R)
• M19: 13,221,460 km (0.104 R)
• M20: 15,576,429 km (0.058 R)
• M21: 16,812,856 km (0.11 R)
• M22: 19,305,007 km (0.081 R)
• M23: 21,004,588 km (0.092 R)
• M24: 21,843,533 km (0.118 R)
• M25: 22,898,796 km (0.078 R)
• M26: 23,094,321 km (0.098 R)
• M27: 23,887,190 km (0.074 R)
• M28: 24,903,857 km (0.097 R)
• M29: 27,350,829 km (0.071 R)
• M30: 29,144,657 km (0.112 R)
• M31: 32,840,323 km (0.094 R)
• M32: 35,776,032 km (0.077 R)
• M33: 38,054,856 km (0.104 R)
• M34: 39,580,006 km (0.093 R)
• M35: 42,016,357 km (0.106 R)
• M36: 43,795,076 km (0.05 R)
• M37: 45,161,652 km (0.08 R)
• M38: 46,870,210 km (0.055 R)
• M39: 47,501,961 km (0.104 R)
• M40: 52,084,593 km (0.082 R)
• M41: 58,034,549 km (0.092 R)
• M42: 61,549,052 km (0.103 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 230 - 17,247 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit