🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.4

Radius: 14.9

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.62 AU - 0.88 AU

Year: 441 Days

Day: 10.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 12,983,436 km

• M1: 185,352 km (0.066 R)
• M2: 675,584 km (0.098 R)
• M3: 1,197,381 km (0.067 R)
• M4: 1,854,565 km (0.094 R)
• M5: 2,400,896 km (0.064 R)
• M6: 2,960,542 km (0.109 R)
• M7: 3,431,177 km (0.094 R)
• M8: 4,401,917 km (0.106 R)
• M9: 5,019,757 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 154.8

Radius: 10.6

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.02 AU - 1.1 AU

Year: 740 Days

Day: 8.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 12,983,436 km

• M1: 132,245 km (0.05 R)
• M2: 594,951 km (0.098 R)
• M3: 2,066,844 km (0.097 R)
• M4: 4,126,956 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.5

Radius: 10.6

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.05 AU - 1.63 AU

Year: 1052 Days

Day: 6.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 12,983,436 km

• M1: 138,378 km (0.063 R)
• M2: 480,209 km (0.089 R)
• M3: 936,483 km (0.097 R)
• M4: 1,445,863 km (0.086 R)
• M5: 1,844,542 km (0.044 R)
• M6: 2,441,138 km (0.109 R)
• M7: 2,876,617 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23.1

Radius: 8.1

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.51 AU - 2.37 AU

Year: 1833 Days

Day: 8.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 12,983,436 km

• M1: 141,071 km (0.107 R)
• M2: 487,240 km (0.08 R)
• M3: 888,911 km (0.09 R)
• M4: 1,273,227 km (0.102 R)
• M5: 1,653,804 km (0.091 R)
• M6: 2,790,299 km (0.082 R)
• M7: 3,717,507 km (0.115 R)
• M8: 4,311,560 km (0.077 R)
• M9: 4,996,569 km (0.084 R)

Asteroid Belt

Center: 3.39 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 26.1

Radius: 10.3

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 4.55 AU - 5.13 AU

Year: 7222 Days

Day: 11.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 12,983,436 km

• M1: 128,355 km (0.118 R)
• M2: 633,397 km (0.119 R)
• M3: 1,532,032 km (0.101 R)
• M4: 2,795,236 km (0.119 R)
• M5: 3,435,216 km (0.038 R)
• M6: 4,152,388 km (0.077 R)
• M7: 4,651,895 km (0.088 R)
• M8: 5,232,485 km (0.103 R)
• M9: 6,538,773 km (0.108 R)
• M10: 6,884,344 km (0.03 R)
• M11: 10,535,280 km (0.114 R)
• M12: 11,572,891 km (0.117 R)
• M13: 12,043,227 km (0.078 R)
• M14: 12,829,813 km (0.102 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 288 - 12,347 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit