🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.5

Radius: 11.9

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.53 AU - 0.57 AU

Year: 282 Days

Day: 7.1 Hours

Environment

Temp: -137 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 20,288,943 km

• M1: 147,952 km (0.083 R)
• M2: 750,533 km (0.057 R)
• M3: 1,437,785 km (0.107 R)
• M4: 1,826,440 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.6

Radius: 12.8

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.51 AU - 0.59 AU

Year: 282 Days

Day: 9.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 20,288,943 km

• M1: 159,322 km (0.107 R)
• M2: 773,870 km (0.11 R)
• M3: 1,468,453 km (0.093 R)
• M4: 2,529,550 km (0.098 R)
• M5: 2,969,368 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.2

Radius: 10.1

Gravity: 7.74 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.53 AU - 0.85 AU

Year: 396 Days

Day: 12.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 20,288,943 km

• M1: 125,812 km (0.105 R)
• M2: 488,287 km (0.102 R)
• M3: 909,854 km (0.078 R)
• M4: 1,286,242 km (0.099 R)
• M5: 1,693,298 km (0.105 R)
• M6: 2,117,408 km (0.063 R)
• M7: 2,467,168 km (0.087 R)
• M8: 3,594,538 km (0.062 R)
• M9: 4,002,641 km (0.111 R)
• M10: 4,427,499 km (0.12 R)
• M11: 5,192,093 km (0.092 R)
• M12: 5,732,142 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412

Radius: 10.2

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.32 AU - 3.64 AU

Year: 3551 Days

Day: 6.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 20,288,943 km

• M1: 127,308 km (0.098 R)
• M2: 502,050 km (0.108 R)
• M3: 884,871 km (0.105 R)
• M4: 1,378,844 km (0.087 R)
• M5: 1,774,979 km (0.068 R)
• M6: 2,233,496 km (0.084 R)
• M7: 4,862,679 km (0.09 R)
• M8: 5,313,716 km (0.115 R)
• M9: 6,300,165 km (0.091 R)
• M10: 6,866,093 km (0.118 R)
• M11: 7,465,682 km (0.051 R)
• M12: 8,296,997 km (0.105 R)
• M13: 9,880,042 km (0.035 R)
• M14: 14,874,067 km (0.11 R)
• M15: 15,220,387 km (0.028 R)
• M16: 15,673,818 km (0.055 R)
• M17: 18,585,291 km (0.047 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: 172 - 18,542 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit