🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.57 AU - 0.75 AU

Year: 196 Days

Day: 27.4 Hours

Environment

Temp: 216 °C

Axial Tilt: 22.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.33 AU - 2.17 AU

Year: 846 Days

Day: 40.8 Hours

Environment

Temp: -54 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.31 AU - 2.41 AU

Year: 1324 Days

Day: 21.3 Hours

Environment

Temp: -82 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.93 AU - 2.97 AU

Year: 1401 Days

Day: 47.3 Hours

Environment

Temp: -79 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.5 AU - 3.46 AU

Year: 1879 Days

Day: 45.7 Hours

Environment

Temp: -96 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 19,421,051 km

• M1: 1,862,942 km (0.113 R)

Asteroid Belt

Center: 3.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 3.64 AU - 4.06 AU

Year: 2759 Days

Day: 40.4 Hours

Environment

Temp: -125 °C

Axial Tilt: 29.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 3.75 AU - 4.05 AU

Year: 2813 Days

Day: 13.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.1

Radius: 12.1

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 5.51 AU - 7.43 AU

Year: 6011 Days

Day: 9.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 19,421,051 km

• M1: 150,944 km (0.082 R)
• M2: 534,064 km (0.118 R)
• M3: 983,756 km (0.034 R)
• M4: 2,038,421 km (0.103 R)
• M5: 2,516,236 km (0.073 R)
• M6: 3,151,279 km (0.098 R)
• M7: 4,375,738 km (0.096 R)
• M8: 6,536,230 km (0.086 R)
• M9: 8,576,446 km (0.105 R)
• M10: 8,982,455 km (0.078 R)
• M11: 9,543,746 km (0.095 R)
• M12: 10,659,447 km (0.106 R)
• M13: 11,531,453 km (0.108 R)
• M14: 11,943,296 km (0.112 R)
• M15: 14,624,389 km (0.119 R)
• M16: 15,107,291 km (0.086 R)
• M17: 15,700,895 km (0.097 R)
• M18: 16,105,258 km (0.029 R)
• M19: 17,199,866 km (0.106 R)
• M20: 18,011,584 km (0.105 R)
• M21: 18,962,278 km (0.047 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 507 - 17,242 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit