🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.8

Radius: 9.7

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.77 AU - 1.17 AU

Year: 672 Days

Day: 9.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 27,957,056 km

• M1: 120,725 km (0.049 R)
• M2: 441,314 km (0.117 R)
• M3: 888,312 km (0.057 R)
• M4: 1,252,882 km (0.098 R)
• M5: 2,313,531 km (0.058 R)
• M6: 3,331,844 km (0.099 R)
• M7: 3,666,345 km (0.102 R)
• M8: 4,963,508 km (0.087 R)
• M9: 5,553,223 km (0.11 R)
• M10: 5,989,600 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.5

Radius: 13.4

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.73 AU - 1.89 AU

Year: 1712 Days

Day: 7.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 27,957,056 km

• M1: 166,802 km (0.03 R)
• M2: 677,379 km (0.048 R)
• M3: 1,419,684 km (0.12 R)
• M4: 1,955,693 km (0.116 R)
• M5: 2,753,648 km (0.07 R)
• M6: 3,229,070 km (0.116 R)
• M7: 4,252,170 km (0.077 R)
• M8: 4,921,620 km (0.104 R)
• M9: 5,594,661 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.8

Radius: 14.3

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.35 AU - 3.41 AU

Year: 3436 Days

Day: 13.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 27,957,056 km

• M1: 182,659 km (0.082 R)
• M2: 680,222 km (0.035 R)
• M3: 1,478,326 km (0.072 R)
• M4: 2,125,038 km (0.033 R)
• M5: 3,136,619 km (0.032 R)
• M6: 5,087,375 km (0.095 R)
• M7: 6,043,006 km (0.116 R)
• M8: 6,487,910 km (0.101 R)
• M9: 7,083,010 km (0.116 R)
• M10: 7,852,093 km (0.054 R)
• M11: 8,311,059 km (0.098 R)
• M12: 9,014,169 km (0.045 R)
• M13: 10,667,076 km (0.083 R)
• M14: 11,187,078 km (0.099 R)
• M15: 11,861,017 km (0.098 R)
• M16: 13,191,391 km (0.077 R)
• M17: 13,995,030 km (0.116 R)
• M18: 17,126,263 km (0.106 R)
• M19: 18,512,736 km (0.058 R)
• M20: 20,038,186 km (0.067 R)
• M21: 20,564,770 km (0.062 R)
• M22: 25,117,034 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.1

Radius: 11.5

Gravity: 7.4 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.35 AU - 3.73 AU

Year: 3726 Days

Day: 8.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 27,957,056 km

• M1: 143,016 km (0.036 R)
• M2: 527,482 km (0.094 R)
• M3: 963,560 km (0.089 R)
• M4: 2,018,225 km (0.036 R)
• M5: 2,432,461 km (0.098 R)
• M6: 2,885,743 km (0.092 R)
• M7: 3,375,377 km (0.107 R)
• M8: 4,645,463 km (0.101 R)
• M9: 5,682,924 km (0.07 R)
• M10: 6,271,741 km (0.104 R)
• M11: 7,537,339 km (0.116 R)
• M12: 8,066,916 km (0.069 R)
• M13: 9,520,558 km (0.06 R)
• M14: 10,267,201 km (0.094 R)
• M15: 14,171,257 km (0.073 R)
• M16: 14,706,667 km (0.12 R)
• M17: 17,527,485 km (0.094 R)
• M18: 18,082,343 km (0.07 R)
• M19: 18,458,582 km (0.103 R)
• M20: 19,097,515 km (0.099 R)
• M21: 21,310,815 km (0.118 R)
• M22: 22,371,464 km (0.114 R)
• M23: 23,914,865 km (0.096 R)
• M24: 27,459,437 km (0.072 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 486 - 14,581 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit