🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.2

Radius: 10.8

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.11 AU - 1.35 AU

Year: 910 Days

Day: 12.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 62,409,453 km

• M1: 134,339 km (0.096 R)
• M2: 1,300,604 km (0.062 R)
• M3: 1,899,295 km (0.116 R)
• M4: 2,268,353 km (0.066 R)
• M5: 3,078,126 km (0.111 R)
• M6: 4,055,598 km (0.05 R)
• M7: 4,928,951 km (0.091 R)
• M8: 5,300,851 km (0.115 R)
• M9: 6,364,641 km (0.059 R)
• M10: 8,355,041 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975

Radius: 10.6

Gravity: 8.68 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.97 AU - 1.51 AU

Year: 921 Days

Day: 9.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,409,453 km

• M1: 131,796 km (0.098 R)
• M2: 597,494 km (0.055 R)
• M3: 1,121,685 km (0.089 R)
• M4: 1,522,458 km (0.1 R)
• M5: 2,207,765 km (0.051 R)
• M6: 2,537,329 km (0.081 R)
• M7: 2,939,598 km (0.115 R)
• M8: 3,326,309 km (0.054 R)
• M9: 4,102,422 km (0.079 R)
• M10: 5,014,221 km (0.099 R)
• M11: 5,840,899 km (0.075 R)
• M12: 6,275,930 km (0.1 R)
• M13: 6,897,509 km (0.091 R)
• M14: 7,712,518 km (0.11 R)
• M15: 8,050,759 km (0.117 R)
• M16: 8,426,100 km (0.071 R)
• M17: 10,387,179 km (0.06 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768.3

Radius: 15

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 3.23 AU - 3.51 AU

Year: 4125 Days

Day: 11.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 62,409,453 km

• M1: 186,549 km (0.101 R)
• M2: 679,623 km (0.073 R)
• M3: 1,208,003 km (0.109 R)
• M4: 1,967,362 km (0.1 R)
• M5: 2,820,069 km (0.091 R)
• M6: 3,294,594 km (0.116 R)
• M7: 5,263,152 km (0.105 R)
• M8: 5,845,238 km (0.049 R)
• M9: 7,106,497 km (0.069 R)
• M10: 8,394,385 km (0.114 R)
• M11: 9,751,238 km (0.087 R)
• M12: 10,333,174 km (0.104 R)
• M13: 11,475,952 km (0.064 R)
• M14: 14,327,287 km (0.116 R)
• M15: 15,579,122 km (0.066 R)
• M16: 16,203,095 km (0.037 R)
• M17: 17,440,718 km (0.109 R)
• M18: 18,867,433 km (0.12 R)
• M19: 21,048,869 km (0.092 R)
• M20: 22,882,490 km (0.096 R)
• M21: 23,541,319 km (0.031 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.1

Radius: 10.1

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 4.82 AU - 5.86 AU

Year: 8229 Days

Day: 13.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 62,409,453 km

• M1: 125,812 km (0.1 R)
• M2: 466,147 km (0.115 R)
• M3: 1,513,631 km (0.075 R)
• M4: 1,898,547 km (0.103 R)
• M5: 2,652,071 km (0.112 R)
• M6: 3,792,904 km (0.068 R)
• M7: 5,261,956 km (0.099 R)
• M8: 6,410,867 km (0.07 R)
• M9: 7,394,473 km (0.057 R)
• M10: 9,830,525 km (0.119 R)
• M11: 10,312,828 km (0.096 R)
• M12: 13,385,120 km (0.116 R)
• M13: 14,420,038 km (0.11 R)
• M14: 15,332,136 km (0.053 R)
• M15: 15,981,241 km (0.091 R)
• M16: 16,342,969 km (0.104 R)
• M17: 17,780,455 km (0.09 R)
• M18: 19,848,945 km (0.099 R)
• M19: 20,197,059 km (0.118 R)
• M20: 20,977,062 km (0.118 R)
• M21: 25,836,899 km (0.103 R)
• M22: 26,335,508 km (0.08 R)
• M23: 27,266,456 km (0.103 R)
• M24: 30,374,800 km (0.083 R)
• M25: 31,023,606 km (0.036 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 573.8

Radius: 7.4

Gravity: 10.48 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 9.01 AU - 9.61 AU

Year: 18943 Days

Day: 19.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 62,409,453 km

• M1: 92,003 km (0.069 R)
• M2: 644,767 km (0.057 R)
• M3: 889,509 km (0.08 R)
• M4: 1,544,448 km (0.115 R)
• M5: 1,957,339 km (0.07 R)
• M6: 3,130,784 km (0.053 R)
• M7: 3,823,273 km (0.114 R)
• M8: 4,958,721 km (0.099 R)
• M9: 5,246,996 km (0.119 R)
• M10: 6,262,316 km (0.078 R)
• M11: 7,083,010 km (0.118 R)
• M12: 9,694,241 km (0.114 R)
• M13: 10,435,499 km (0.108 R)
• M14: 11,711,868 km (0.088 R)
• M15: 12,618,580 km (0.106 R)
• M16: 13,922,924 km (0.07 R)
• M17: 15,163,988 km (0.102 R)
• M18: 15,850,194 km (0.104 R)
• M19: 20,316,887 km (0.119 R)
• M20: 22,103,235 km (0.108 R)
• M21: 22,984,815 km (0.113 R)
• M22: 23,889,733 km (0.091 R)
• M23: 27,077,663 km (0.045 R)
• M24: 30,538,461 km (0.05 R)
• M25: 34,153,493 km (0.11 R)
• M26: 35,066,938 km (0.112 R)
• M27: 39,451,053 km (0.112 R)
• M28: 41,922,410 km (0.106 R)
• M29: 45,271,457 km (0.05 R)
• M30: 50,119,775 km (0.109 R)
• M31: 51,298,755 km (0.067 R)
• M32: 57,472,660 km (0.066 R)
• M33: 58,023,778 km (0.051 R)
• M34: 66,114,181 km (0.052 R)
• M35: 66,719,304 km (0.088 R)
• M36: 67,531,920 km (0.075 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 298.8

Radius: 3

Gravity: 33.2 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 10.42 AU - 10.46 AU

Year: 22495 Days

Day: 20.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 62,409,453 km

• M1: 38,147 km (0.051 R)
• M2: 921,224 km (0.118 R)
• M3: 1,083,687 km (0.087 R)
• M4: 1,738,327 km (0.108 R)
• M5: 1,931,608 km (0.073 R)
• M6: 2,711,461 km (0.108 R)
• M7: 2,996,146 km (0.063 R)
• M8: 3,171,026 km (0.112 R)
• M9: 3,999,200 km (0.112 R)
• M10: 5,171,299 km (0.118 R)
• M11: 6,513,042 km (0.059 R)
• M12: 7,109,040 km (0.05 R)
• M13: 7,787,168 km (0.114 R)
• M14: 8,606,515 km (0.116 R)
• M15: 8,756,861 km (0.111 R)
• M16: 9,114,400 km (0.109 R)
• M17: 12,269,868 km (0.099 R)
• M18: 13,577,204 km (0.112 R)
• M19: 19,476,596 km (0.096 R)
• M20: 22,360,992 km (0.113 R)
• M21: 31,613,920 km (0.07 R)
• M22: 32,939,506 km (0.116 R)
• M23: 37,403,058 km (0.114 R)
• M24: 41,109,495 km (0.107 R)
• M25: 44,603,204 km (0.096 R)
• M26: 49,883,859 km (0.104 R)
• M27: 50,693,931 km (0.105 R)
• M28: 51,184,014 km (0.11 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: 388 - 19,582 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit