🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.3

Radius: 12.4

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.62 AU - 0.92 AU

Year: 430 Days

Day: 13.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 16,439,515 km

• M1: 154,235 km (0.109 R)
• M2: 648,058 km (0.072 R)
• M3: 1,158,935 km (0.081 R)
• M4: 1,616,255 km (0.084 R)
• M5: 2,170,665 km (0.066 R)
• M6: 2,752,900 km (0.059 R)
• M7: 3,165,641 km (0.079 R)
• M8: 4,483,897 km (0.119 R)
• M9: 4,914,739 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 31.3

Radius: 9.1

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.5 AU - 2.2 AU

Year: 1600 Days

Day: 9.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 16,439,515 km

• M1: 113,395 km (0.054 R)
• M2: 554,111 km (0.115 R)
• M3: 930,050 km (0.032 R)
• M4: 1,651,860 km (0.093 R)
• M5: 2,565,903 km (0.103 R)
• M6: 2,966,825 km (0.087 R)
• M7: 3,397,966 km (0.037 R)
• M8: 3,957,612 km (0.113 R)
• M9: 4,675,083 km (0.032 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159.4

Radius: 8.6

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.82 AU - 2.2 AU

Year: 1812 Days

Day: 11.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 16,439,515 km

• M1: 106,962 km (0.051 R)
• M2: 424,409 km (0.076 R)
• M3: 934,987 km (0.098 R)
• M4: 1,266,645 km (0.108 R)
• M5: 2,407,479 km (0.094 R)
• M6: 2,681,991 km (0.051 R)
• M7: 3,532,903 km (0.083 R)
• M8: 3,858,428 km (0.111 R)
• M9: 5,085,430 km (0.103 R)
• M10: 7,093,931 km (0.065 R)
• M11: 7,711,621 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.6

Radius: 13.6

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.3 AU - 3.36 AU

Year: 3027 Days

Day: 12.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 16,439,515 km

• M1: 169,195 km (0.085 R)
• M2: 727,644 km (0.065 R)
• M3: 2,252,196 km (0.11 R)
• M4: 2,950,668 km (0.086 R)
• M5: 3,376,574 km (0.043 R)
• M6: 6,550,741 km (0.111 R)
• M7: 9,172,893 km (0.108 R)
• M8: 14,474,342 km (0.054 R)
• M9: 16,148,342 km (0.107 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 477 - 12,665 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit