🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.51 AU - 0.71 AU

Year: 313 Days

Day: 17 Hours

Environment

Temp: -120 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 16,083,308 km

• M1: 42,187 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.9

Radius: 11.1

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.98 AU - 1 AU

Year: 646 Days

Day: 10.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 16,083,308 km

• M1: 138,528 km (0.061 R)
• M2: 541,395 km (0.088 R)
• M3: 1,069,475 km (0.109 R)
• M4: 1,463,516 km (0.084 R)
• M5: 2,099,307 km (0.096 R)
• M6: 3,313,593 km (0.093 R)
• M7: 3,752,663 km (0.087 R)
• M8: 4,111,099 km (0.107 R)
• M9: 5,117,444 km (0.067 R)
• M10: 5,614,408 km (0.086 R)
• M11: 6,182,431 km (0.07 R)
• M12: 6,746,864 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.6

Radius: 12.6

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.62 AU - 2.3 AU

Year: 1800 Days

Day: 11.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 16,083,308 km

• M1: 156,779 km (0.098 R)
• M2: 723,904 km (0.116 R)
• M3: 1,123,480 km (0.061 R)
• M4: 1,598,304 km (0.109 R)
• M5: 2,421,990 km (0.068 R)
• M6: 3,106,250 km (0.109 R)
• M7: 3,528,565 km (0.102 R)
• M8: 4,120,225 km (0.101 R)
• M9: 4,632,298 km (0.099 R)
• M10: 5,164,567 km (0.083 R)
• M11: 6,558,371 km (0.12 R)
• M12: 6,956,750 km (0.116 R)
• M13: 7,399,410 km (0.025 R)
• M14: 8,280,541 km (0.095 R)
• M15: 9,296,311 km (0.05 R)
• M16: 11,047,204 km (0.08 R)
• M17: 11,574,686 km (0.084 R)
• M18: 12,357,383 km (0.102 R)
• M19: 14,424,376 km (0.111 R)
• M20: 15,377,315 km (0.088 R)
• M21: 15,892,979 km (0.116 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 482 - 12,841 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit