🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.3

Radius: 10.2

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.63 AU - 0.91 AU

Year: 443 Days

Day: 5.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 157.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 45,720,224 km

• M1: 126,859 km (0.052 R)
• M2: 596,596 km (0.108 R)
• M3: 1,022,801 km (0.066 R)
• M4: 1,427,164 km (0.1 R)
• M5: 1,835,865 km (0.117 R)
• M6: 2,656,559 km (0.09 R)
• M7: 3,001,083 km (0.116 R)
• M8: 3,363,708 km (0.103 R)
• M9: 4,015,955 km (0.089 R)
• M10: 4,500,951 km (0.073 R)
• M11: 4,947,501 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 710

Radius: 14.2

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.1 AU - 2.28 AU

Year: 2126 Days

Day: 9.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 45,720,224 km

• M1: 177,124 km (0.112 R)
• M2: 638,334 km (0.083 R)
• M3: 1,777,073 km (0.098 R)
• M4: 2,472,105 km (0.106 R)
• M5: 3,053,293 km (0.101 R)
• M6: 3,600,671 km (0.107 R)
• M7: 5,460,023 km (0.111 R)
• M8: 6,586,944 km (0.063 R)
• M9: 7,924,050 km (0.089 R)
• M10: 10,643,141 km (0.03 R)
• M11: 11,673,720 km (0.12 R)
• M12: 13,669,206 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557.5

Radius: 10

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.96 AU - 3.3 AU

Year: 3633 Days

Day: 5.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 45,720,224 km

• M1: 124,465 km (0.037 R)
• M2: 570,417 km (0.096 R)
• M3: 946,057 km (0.114 R)
• M4: 1,478,925 km (0.106 R)
• M5: 1,913,506 km (0.074 R)
• M6: 2,258,778 km (0.082 R)
• M7: 2,889,483 km (0.087 R)
• M8: 3,292,200 km (0.105 R)
• M9: 4,545,531 km (0.117 R)
• M10: 5,395,247 km (0.118 R)
• M11: 5,981,372 km (0.072 R)
• M12: 6,433,905 km (0.061 R)
• M13: 6,909,178 km (0.061 R)
• M14: 7,963,543 km (0.07 R)
• M15: 8,337,837 km (0.097 R)
• M16: 8,867,264 km (0.115 R)
• M17: 9,306,783 km (0.051 R)
• M18: 11,989,222 km (0.112 R)
• M19: 12,664,058 km (0.089 R)
• M20: 13,127,961 km (0.088 R)
• M21: 14,739,429 km (0.113 R)
• M22: 16,698,563 km (0.089 R)
• M23: 17,087,817 km (0.115 R)
• M24: 19,186,675 km (0.114 R)
• M25: 20,047,311 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.7

Radius: 12.5

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.76 AU - 4.6 AU

Year: 4631 Days

Day: 13.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 45,720,224 km

• M1: 155,582 km (0.109 R)
• M2: 988,244 km (0.115 R)
• M3: 1,718,730 km (0.087 R)
• M4: 2,721,335 km (0.117 R)
• M5: 3,540,084 km (0.097 R)
• M6: 3,935,471 km (0.103 R)
• M7: 5,354,856 km (0.115 R)
• M8: 7,659,261 km (0.06 R)
• M9: 8,673,535 km (0.073 R)
• M10: 11,772,455 km (0.051 R)
• M11: 12,752,470 km (0.107 R)
• M12: 13,262,450 km (0.102 R)
• M13: 14,273,881 km (0.093 R)
• M14: 14,976,392 km (0.059 R)
• M15: 16,504,834 km (0.102 R)
• M16: 17,391,351 km (0.096 R)
• M17: 21,712,785 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.4

Radius: 9.6

Gravity: 7.93 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 5.02 AU - 6.46 AU

Year: 9021 Days

Day: 13.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 45,720,224 km

• M1: 152,590 km (0.115 R)
• M2: 468,092 km (0.036 R)
• M3: 987,346 km (0.077 R)
• M4: 1,314,068 km (0.095 R)
• M5: 1,670,410 km (0.116 R)
• M6: 2,264,762 km (0.087 R)
• M7: 2,803,614 km (0.111 R)
• M8: 3,331,694 km (0.115 R)
• M9: 3,847,059 km (0.079 R)
• M10: 4,914,440 km (0.091 R)
• M11: 5,992,143 km (0.1 R)
• M12: 8,387,803 km (0.052 R)
• M13: 11,521,729 km (0.082 R)
• M14: 11,906,046 km (0.092 R)
• M15: 12,933,783 km (0.063 R)
• M16: 13,957,631 km (0.075 R)
• M17: 17,713,435 km (0.116 R)
• M18: 18,152,056 km (0.087 R)
• M19: 19,589,093 km (0.106 R)
• M20: 19,901,005 km (0.091 R)
• M21: 21,263,841 km (0.071 R)
• M22: 22,687,863 km (0.111 R)
• M23: 29,941,116 km (0.103 R)
• M24: 32,921,106 km (0.088 R)
• M25: 33,695,873 km (0.12 R)
• M26: 35,976,642 km (0.074 R)
• M27: 42,907,212 km (0.099 R)
• M28: 43,964,869 km (0.094 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 472 - 10,515 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit