🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.81 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.57 AU - 1.67 AU

Year: 789 Days

Day: 22.4 Hours

Environment

Temp: -52 °C

Axial Tilt: 26.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,388,308 km

• M1: 1,130,960 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.96 AU - 2.14 AU

Year: 1124 Days

Day: 47.4 Hours

Environment

Temp: -75 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.93 AU - 3.11 AU

Year: 1532 Days

Day: 41.1 Hours

Environment

Temp: -96 °C

Axial Tilt: 46.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,388,308 km

• M1: 50,863 km (0.085 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.17 AU - 3.07 AU

Year: 1624 Days

Day: 37.3 Hours

Environment

Temp: -105 °C

Axial Tilt: 27.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80.8

Radius: 11.9

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 4.91 AU - 6.99 AU

Year: 5557 Days

Day: 14.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 32,388,308 km

• M1: 152,291 km (0.03 R)
• M2: 581,637 km (0.117 R)
• M3: 1,103,434 km (0.053 R)
• M4: 1,720,525 km (0.09 R)
• M5: 2,972,061 km (0.106 R)
• M6: 3,531,108 km (0.105 R)
• M7: 5,734,535 km (0.08 R)
• M8: 7,646,845 km (0.068 R)
• M9: 8,329,011 km (0.098 R)
• M10: 9,051,419 km (0.119 R)
• M11: 9,986,705 km (0.073 R)
• M12: 12,365,610 km (0.091 R)
• M13: 14,162,131 km (0.101 R)
• M14: 14,963,527 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.4

Radius: 12.9

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 7.47 AU - 8.59 AU

Year: 8713 Days

Day: 6.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 32,388,308 km

• M1: 163,510 km (0.078 R)
• M2: 688,599 km (0.046 R)
• M3: 1,102,088 km (0.054 R)
• M4: 1,651,560 km (0.092 R)
• M5: 2,514,142 km (0.114 R)
• M6: 3,636,275 km (0.117 R)
• M7: 4,485,991 km (0.028 R)
• M8: 4,904,267 km (0.081 R)
• M9: 5,640,139 km (0.101 R)
• M10: 6,779,327 km (0.038 R)
• M11: 7,226,624 km (0.115 R)
• M12: 7,878,422 km (0.072 R)
• M13: 9,051,868 km (0.055 R)
• M14: 12,697,568 km (0.092 R)
• M15: 17,224,250 km (0.114 R)
• M16: 18,191,101 km (0.083 R)
• M17: 19,467,470 km (0.115 R)
• M18: 22,727,208 km (0.038 R)
• M19: 23,811,493 km (0.08 R)
• M20: 27,704,628 km (0.1 R)
• M21: 28,852,193 km (0.095 R)
• M22: 31,525,956 km (0.117 R)
• M23: 32,388,238 km (0.117 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 504 - 14,656 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit