🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.4

Radius: 12.9

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.9 AU - 1.46 AU

Year: 901 Days

Day: 5 Hours

Environment

Temp: -191 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 29,427,823 km

• M1: 160,369 km (0.076 R)
• M2: 637,586 km (0.045 R)
• M3: 1,098,796 km (0.085 R)
• M4: 1,563,447 km (0.058 R)
• M5: 2,007,903 km (0.111 R)
• M6: 2,445,028 km (0.07 R)
• M7: 3,680,556 km (0.084 R)
• M8: 4,785,037 km (0.064 R)
• M9: 5,454,787 km (0.106 R)
• M10: 6,056,320 km (0.116 R)
• M11: 6,564,504 km (0.077 R)
• M12: 7,005,818 km (0.116 R)
• M13: 7,819,481 km (0.083 R)
• M14: 8,695,376 km (0.111 R)
• M15: 9,547,336 km (0.095 R)
• M16: 10,145,578 km (0.109 R)
• M17: 10,642,243 km (0.047 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.5

Radius: 14.2

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.42 AU - 2.16 AU

Year: 1683 Days

Day: 12.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 29,427,823 km

• M1: 176,525 km (0.06 R)
• M2: 644,617 km (0.116 R)
• M3: 1,134,401 km (0.118 R)
• M4: 1,598,453 km (0.088 R)
• M5: 2,044,704 km (0.086 R)
• M6: 2,523,566 km (0.109 R)
• M7: 3,198,702 km (0.057 R)
• M8: 3,833,894 km (0.079 R)
• M9: 4,571,861 km (0.117 R)
• M10: 5,403,026 km (0.092 R)
• M11: 6,284,158 km (0.091 R)
• M12: 6,940,593 km (0.06 R)
• M13: 8,631,648 km (0.117 R)
• M14: 9,189,049 km (0.103 R)
• M15: 10,273,335 km (0.069 R)
• M16: 12,735,566 km (0.09 R)
• M17: 14,466,413 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 186.7

Radius: 12.3

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.58 AU - 2.1 AU

Year: 1754 Days

Day: 5.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 29,427,823 km

• M1: 162,014 km (0.075 R)
• M2: 560,543 km (0.101 R)
• M3: 952,938 km (0.12 R)
• M4: 1,351,318 km (0.06 R)
• M5: 1,836,463 km (0.101 R)
• M6: 2,689,620 km (0.084 R)
• M7: 3,761,040 km (0.115 R)
• M8: 4,197,267 km (0.046 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.5

Radius: 10.4

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.84 AU - 2.34 AU

Year: 2124 Days

Day: 14.8 Hours

Environment

Temp: -212 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 29,427,823 km

• M1: 129,402 km (0.065 R)
• M2: 519,553 km (0.094 R)
• M3: 1,091,017 km (0.096 R)
• M4: 1,483,113 km (0.112 R)
• M5: 2,147,029 km (0.112 R)
• M6: 2,877,814 km (0.076 R)
• M7: 3,703,445 km (0.113 R)
• M8: 4,129,200 km (0.085 R)
• M9: 4,569,317 km (0.068 R)
• M10: 5,258,216 km (0.11 R)
• M11: 7,486,027 km (0.059 R)
• M12: 7,822,772 km (0.098 R)
• M13: 9,936,590 km (0.07 R)
• M14: 10,312,080 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 635.4

Radius: 10.4

Gravity: 5.87 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.78 AU - 4.04 AU

Year: 4426 Days

Day: 5.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 29,427,823 km

• M1: 129,552 km (0.045 R)
• M2: 965,953 km (0.075 R)
• M3: 1,732,194 km (0.042 R)
• M4: 2,542,715 km (0.101 R)
• M5: 3,906,898 km (0.097 R)
• M6: 4,824,083 km (0.068 R)
• M7: 6,172,558 km (0.06 R)
• M8: 8,256,306 km (0.115 R)
• M9: 9,678,384 km (0.101 R)
• M10: 12,417,371 km (0.056 R)
• M11: 17,436,529 km (0.082 R)
• M12: 18,795,776 km (0.114 R)
• M13: 22,429,807 km (0.085 R)
• M14: 23,005,310 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.1

Radius: 14.3

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 4.74 AU - 5.36 AU

Year: 7977 Days

Day: 10.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 29,427,823 km

• M1: 177,872 km (0.065 R)
• M2: 944,112 km (0.097 R)
• M3: 1,576,911 km (0.099 R)
• M4: 2,471,058 km (0.065 R)
• M5: 4,290,617 km (0.084 R)
• M6: 6,432,858 km (0.101 R)
• M7: 8,247,779 km (0.063 R)
• M8: 10,167,718 km (0.092 R)
• M9: 11,697,506 km (0.094 R)
• M10: 13,272,921 km (0.108 R)
• M11: 14,005,203 km (0.109 R)
• M12: 14,764,113 km (0.078 R)
• M13: 15,493,253 km (0.035 R)
• M14: 25,734,275 km (0.119 R)
• M15: 26,462,816 km (0.065 R)
• M16: 27,121,944 km (0.052 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 502 - 16,090 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit