🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.82 AU - 1.24 AU

Year: 456 Days

Day: 14.1 Hours

Environment

Temp: -55 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,936,832 km

• M1: 42,935 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.13 AU - 1.19 AU

Year: 545 Days

Day: 46.2 Hours

Environment

Temp: -67 °C

Axial Tilt: 27.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.74 AU - 2.86 AU

Year: 1523 Days

Day: 32.6 Hours

Environment

Temp: -129 °C

Axial Tilt: 44.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.21 AU - 2.43 AU

Year: 1543 Days

Day: 38.6 Hours

Environment

Temp: -124 °C

Axial Tilt: 98.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 9.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124.1

Radius: 11

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 7.87 AU - 10.53 AU

Year: 12182 Days

Day: 11.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 30,936,832 km

• M1: 136,732 km (0.086 R)
• M2: 492,327 km (0.033 R)
• M3: 976,724 km (0.08 R)
• M4: 1,457,382 km (0.094 R)
• M5: 1,977,983 km (0.046 R)
• M6: 3,273,650 km (0.067 R)
• M7: 3,804,872 km (0.065 R)
• M8: 4,748,236 km (0.089 R)
• M9: 5,095,303 km (0.111 R)
• M10: 7,371,285 km (0.116 R)
• M11: 12,118,475 km (0.107 R)
• M12: 14,865,690 km (0.094 R)
• M13: 15,322,412 km (0.087 R)
• M14: 15,965,683 km (0.098 R)
• M15: 17,684,263 km (0.103 R)
• M16: 23,346,842 km (0.112 R)
• M17: 24,751,566 km (0.113 R)
• M18: 25,882,376 km (0.071 R)
• M19: 26,627,523 km (0.071 R)
• M20: 27,386,733 km (0.073 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 165 - 18,249 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit