🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.89 AU - 1.15 AU

Year: 394 Days

Day: 20.2 Hours

Environment

Temp: 16 °C

Axial Tilt: 36.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.16 AU - 1.66 AU

Year: 641 Days

Day: 34.3 Hours

Environment

Temp: -52 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 22,684,184 km

• M1: 867,668 km (0.12 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.43 AU - 1.99 AU

Year: 856 Days

Day: 25.7 Hours

Environment

Temp: -69 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 22,684,184 km

• M1: 718,369 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638.9

Radius: 8.9

Gravity: 8.07 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 5.8 AU - 6.32 AU

Year: 5712 Days

Day: 7 Hours

Environment

Temp: -160 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 22,684,184 km

• M1: 110,702 km (0.102 R)
• M2: 404,064 km (0.082 R)
• M3: 1,040,304 km (0.089 R)
• M4: 2,374,118 km (0.114 R)
• M5: 2,922,993 km (0.065 R)
• M6: 3,532,305 km (0.11 R)
• M7: 4,347,763 km (0.033 R)
• M8: 4,921,172 km (0.09 R)
• M9: 5,783,454 km (0.119 R)
• M10: 6,282,811 km (0.114 R)
• M11: 6,709,465 km (0.091 R)
• M12: 9,474,332 km (0.036 R)
• M13: 12,303,976 km (0.03 R)
• M14: 13,130,355 km (0.106 R)
• M15: 17,249,083 km (0.087 R)
• M16: 17,890,858 km (0.114 R)
• M17: 18,748,952 km (0.088 R)
• M18: 19,427,378 km (0.027 R)
• M19: 20,546,968 km (0.048 R)
• M20: 20,977,661 km (0.025 R)
• M21: 21,561,392 km (0.103 R)
• M22: 22,155,744 km (0.11 R)
• M23: 24,562,923 km (0.043 R)
• M24: 28,359,717 km (0.099 R)
• M25: 29,707,444 km (0.075 R)
• M26: 30,722,616 km (0.06 R)
• M27: 31,380,697 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207.8

Radius: 9.4

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 6.06 AU - 6.34 AU

Year: 5911 Days

Day: 12.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 22,684,184 km

• M1: 117,734 km (0.118 R)
• M2: 417,378 km (0.113 R)
• M3: 870,360 km (0.12 R)
• M4: 2,119,054 km (0.03 R)
• M5: 2,550,793 km (0.113 R)
• M6: 3,710,027 km (0.039 R)
• M7: 4,080,132 km (0.036 R)
• M8: 4,429,593 km (0.058 R)
• M9: 5,040,401 km (0.093 R)
• M10: 5,340,644 km (0.119 R)
• M11: 6,005,158 km (0.056 R)
• M12: 6,723,527 km (0.118 R)
• M13: 8,470,082 km (0.098 R)
• M14: 9,114,250 km (0.115 R)
• M15: 10,991,853 km (0.082 R)
• M16: 12,199,108 km (0.117 R)
• M17: 15,287,107 km (0.068 R)
• M18: 16,079,826 km (0.113 R)
• M19: 16,899,623 km (0.089 R)
• M20: 18,741,472 km (0.067 R)
• M21: 21,947,653 km (0.077 R)
• M22: 22,347,379 km (0.079 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 247 - 12,900 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit