🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902

Radius: 11.6

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.55 AU - 0.75 AU

Year: 355 Days

Day: 14.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 26,201,070 km

• M1: 144,212 km (0.068 R)
• M2: 652,097 km (0.116 R)
• M3: 1,050,177 km (0.113 R)
• M4: 1,419,235 km (0.062 R)
• M5: 1,923,380 km (0.12 R)
• M6: 2,622,451 km (0.107 R)
• M7: 3,074,984 km (0.065 R)
• M8: 3,579,727 km (0.118 R)
• M9: 3,981,099 km (0.089 R)
• M10: 4,398,477 km (0.078 R)
• M11: 5,401,979 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.9

Radius: 12.2

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.79 AU - 0.87 AU

Year: 513 Days

Day: 6.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 26,201,070 km

• M1: 151,692 km (0.103 R)
• M2: 568,173 km (0.113 R)
• M3: 1,222,065 km (0.11 R)
• M4: 1,665,772 km (0.036 R)
• M5: 2,096,465 km (0.108 R)
• M6: 2,826,353 km (0.107 R)
• M7: 3,222,488 km (0.078 R)
• M8: 4,451,584 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.4

Radius: 12.1

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.4 AU - 2.32 AU

Year: 1721 Days

Day: 6.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 26,201,070 km

• M1: 150,495 km (0.074 R)
• M2: 585,975 km (0.112 R)
• M3: 962,363 km (0.059 R)
• M4: 1,670,559 km (0.076 R)
• M5: 2,192,806 km (0.096 R)
• M6: 2,574,729 km (0.086 R)
• M7: 3,001,681 km (0.049 R)
• M8: 3,475,907 km (0.099 R)
• M9: 4,104,218 km (0.096 R)
• M10: 4,614,496 km (0.037 R)
• M11: 5,896,849 km (0.052 R)
• M12: 6,428,819 km (0.115 R)
• M13: 7,221,987 km (0.094 R)
• M14: 8,275,754 km (0.118 R)
• M15: 8,973,479 km (0.08 R)
• M16: 9,491,087 km (0.119 R)
• M17: 11,908,290 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366.1

Radius: 8.9

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 3.8 AU - 4.3 AU

Year: 5528 Days

Day: 14.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 26,201,070 km

• M1: 118,182 km (0.054 R)
• M2: 635,641 km (0.026 R)
• M3: 973,583 km (0.088 R)
• M4: 1,317,808 km (0.076 R)
• M5: 2,378,905 km (0.102 R)
• M6: 2,767,860 km (0.085 R)
• M7: 3,632,984 km (0.104 R)
• M8: 4,039,143 km (0.035 R)
• M9: 4,891,701 km (0.081 R)
• M10: 5,227,548 km (0.118 R)
• M11: 5,974,640 km (0.099 R)
• M12: 7,957,709 km (0.1 R)
• M13: 8,386,905 km (0.044 R)
• M14: 8,718,863 km (0.106 R)
• M15: 9,527,888 km (0.096 R)
• M16: 9,848,925 km (0.094 R)
• M17: 10,986,019 km (0.112 R)
• M18: 25,426,103 km (0.087 R)
• M19: 25,734,275 km (0.105 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 494 - 18,490 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit