🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.8

Radius: 10.3

Gravity: 7.11 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.89 AU - 0.91 AU

Year: 560 Days

Day: 8.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 43,516,663 km

• M1: 128,205 km (0.113 R)
• M2: 500,554 km (0.037 R)
• M3: 857,794 km (0.086 R)
• M4: 1,371,663 km (0.102 R)
• M5: 1,925,325 km (0.116 R)
• M6: 2,654,764 km (0.082 R)
• M7: 3,545,769 km (0.028 R)
• M8: 4,996,419 km (0.107 R)
• M9: 7,099,167 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 534

Radius: 13.7

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.93 AU - 1.01 AU

Year: 627 Days

Day: 13.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 43,516,663 km

• M1: 170,392 km (0.093 R)
• M2: 655,687 km (0.074 R)
• M3: 1,092,364 km (0.096 R)
• M4: 1,804,300 km (0.073 R)
• M5: 2,249,354 km (0.058 R)
• M6: 3,270,209 km (0.072 R)
• M7: 3,725,585 km (0.031 R)
• M8: 4,384,564 km (0.095 R)
• M9: 4,940,918 km (0.114 R)
• M10: 5,371,910 km (0.097 R)
• M11: 6,196,493 km (0.117 R)
• M12: 6,679,096 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966.6

Radius: 14.4

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.97 AU - 1.47 AU

Year: 884 Days

Day: 10.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 43,516,663 km

• M1: 179,069 km (0.112 R)
• M2: 640,428 km (0.092 R)
• M3: 1,317,508 km (0.072 R)
• M4: 2,536,731 km (0.033 R)
• M5: 3,140,359 km (0.12 R)
• M6: 3,700,453 km (0.059 R)
• M7: 4,160,018 km (0.029 R)
• M8: 4,802,092 km (0.105 R)
• M9: 5,410,057 km (0.065 R)
• M10: 6,264,112 km (0.099 R)
• M11: 6,921,295 km (0.075 R)
• M12: 7,775,200 km (0.119 R)
• M13: 8,589,461 km (0.063 R)
• M14: 9,634,851 km (0.096 R)
• M15: 10,357,259 km (0.103 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 109

Radius: 5.3

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 7.97 AU - 12.63 AU

Year: 21685 Days

Day: 22.1 Hours

Environment

Temp: -238 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 43,516,663 km

• M1: 445,802 km (0.037 R)
• M2: 736,770 km (0.054 R)
• M3: 1,360,293 km (0.065 R)
• M4: 1,684,921 km (0.082 R)
• M5: 2,867,642 km (0.099 R)
• M6: 4,025,380 km (0.078 R)
• M7: 6,682,238 km (0.045 R)
• M8: 10,074,669 km (0.081 R)
• M9: 11,943,595 km (0.056 R)
• M10: 13,310,620 km (0.087 R)
• M11: 15,097,567 km (0.114 R)
• M12: 24,198,952 km (0.09 R)
• M13: 28,975,312 km (0.101 R)
• M14: 33,680,315 km (0.067 R)
• M15: 36,734,356 km (0.074 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: 226 - 19,734 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit