🌌 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: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.1

Radius: 10.4

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.44 AU - 0.68 AU

Year: 284 Days

Day: 13.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 35,951,367 km

• M1: 129,402 km (0.085 R)
• M2: 465,698 km (0.075 R)
• M3: 844,330 km (0.079 R)
• M4: 1,642,734 km (0.063 R)
• M5: 1,969,306 km (0.084 R)
• M6: 3,223,685 km (0.104 R)
• M7: 3,588,703 km (0.049 R)
• M8: 3,912,134 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.2

Radius: 11.4

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.59 AU - 0.79 AU

Year: 389 Days

Day: 13.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 35,951,367 km

• M1: 141,819 km (0.094 R)
• M2: 547,229 km (0.064 R)
• M3: 1,078,601 km (0.103 R)
• M4: 1,500,915 km (0.061 R)
• M5: 1,943,426 km (0.085 R)
• M6: 2,376,661 km (0.115 R)
• M7: 2,825,455 km (0.105 R)
• M8: 3,739,648 km (0.063 R)
• M9: 4,285,381 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 10.1

Radius: 11

Gravity: 0.08 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.96 AU - 1.34 AU

Year: 836 Days

Day: 14.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (2)

Outer Limit: 35,951,367 km

• M1: 234,420 km (0.118 R)
• M2: 763,248 km (0.044 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.3

Radius: 12.9

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 4.14 AU - 5.28 AU

Year: 6933 Days

Day: 5.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 75.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 35,951,367 km

• M1: 160,369 km (0.081 R)
• M2: 811,568 km (0.058 R)
• M3: 1,458,430 km (0.118 R)
• M4: 2,124,290 km (0.094 R)
• M5: 2,737,043 km (0.083 R)
• M6: 3,947,888 km (0.118 R)
• M7: 5,398,838 km (0.113 R)
• M8: 6,213,099 km (0.111 R)
• M9: 6,929,224 km (0.067 R)
• M10: 10,080,503 km (0.053 R)
• M11: 13,408,308 km (0.117 R)
• M12: 14,371,718 km (0.102 R)
• M13: 17,145,113 km (0.072 R)
• M14: 19,750,360 km (0.067 R)
• M15: 21,754,971 km (0.062 R)
• M16: 24,055,487 km (0.05 R)
• M17: 25,647,957 km (0.075 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 236 - 17,120 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit