🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.65 AU - 1.03 AU

Year: 292 Days

Day: 26.2 Hours

Environment

Temp: 30 °C

Axial Tilt: 19.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 15,148,502 km

• M1: 104,569 km (0.097 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.98 AU - 1.38 AU

Year: 485 Days

Day: 31 Hours

Environment

Temp: -17 °C

Axial Tilt: 36.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.4 AU - 1.64 AU

Year: 710 Days

Day: 39.5 Hours

Environment

Temp: -44 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.76 AU - 2.08 AU

Year: 1008 Days

Day: 38.9 Hours

Environment

Temp: -67 °C

Axial Tilt: 24.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 15,148,502 km

• M1: 300,542 km (0.113 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.92 AU - 2.02 AU

Year: 1047 Days

Day: 42.7 Hours

Environment

Temp: -84 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 15,148,502 km

• M1: 1,388,268 km (0.091 R)

Asteroid Belt

Center: 3.63 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.4

Radius: 14.5

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 5.18 AU - 5.38 AU

Year: 4595 Days

Day: 6.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 15,148,502 km

• M1: 197,619 km (0.107 R)
• M2: 518,955 km (0.098 R)
• M3: 826,079 km (0.09 R)
• M4: 931,097 km (0.102 R)
• M5: 1,067,381 km (0.08 R)
• M6: 1,201,869 km (0.094 R)
• M7: 1,672,504 km (0.114 R)
• M8: 2,164,681 km (0.101 R)
• M9: 2,590,886 km (0.109 R)
• M10: 2,763,821 km (0.093 R)
• M11: 2,928,079 km (0.08 R)
• M12: 3,108,644 km (0.086 R)
• M13: 3,467,529 km (0.102 R)
• M14: 3,562,823 km (0.09 R)
• M15: 3,783,929 km (0.112 R)
• M16: 4,038,245 km (0.116 R)
• M17: 4,210,881 km (0.105 R)
• M18: 4,534,162 km (0.099 R)
• M19: 4,744,048 km (0.111 R)
• M20: 5,298,757 km (0.052 R)
• M21: 5,728,402 km (0.077 R)
• M22: 6,235,838 km (0.065 R)
• M23: 6,604,746 km (0.067 R)
• M24: 6,843,355 km (0.088 R)
• M25: 7,293,943 km (0.113 R)
• M26: 8,115,086 km (0.06 R)
• M27: 9,805,392 km (0.088 R)
• M28: 10,234,888 km (0.105 R)
• M29: 12,452,527 km (0.077 R)
• M30: 12,642,217 km (0.102 R)
• M31: 13,367,168 km (0.099 R)
• M32: 14,303,501 km (0.045 R)
• M33: 14,524,308 km (0.109 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: 147 - 11,557 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit