🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.63 AU - 0.97 AU

Year: 250 Days

Day: 13.8 Hours

Environment

Temp: 132 °C

Axial Tilt: 21.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.68 AU - 1 AU

Year: 269 Days

Day: 24.8 Hours

Environment

Temp: 145 °C

Axial Tilt: 32.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 36,471,500 km

• M1: 40,840 km (0.104 R)
• M2: 196,721 km (0.11 R)

Asteroid Belt

Center: 1.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.59 AU - 2.01 AU

Year: 845 Days

Day: 44.1 Hours

Environment

Temp: -38 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.57 AU - 2.65 AU

Year: 1475 Days

Day: 12.3 Hours

Environment

Temp: -81 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.36 AU - 3.22 AU

Year: 1630 Days

Day: 20.6 Hours

Environment

Temp: -90 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 3.81 AU - 4.37 AU

Year: 2894 Days

Day: 20.2 Hours

Environment

Temp: -108 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 7.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.7

Radius: 12.1

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 6.07 AU - 8.09 AU

Year: 6591 Days

Day: 8 Hours

Environment

Temp: -150 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 36,471,500 km

• M1: 150,795 km (0.114 R)
• M2: 704,456 km (0.029 R)
• M3: 2,020,170 km (0.067 R)
• M4: 2,709,068 km (0.113 R)
• M5: 3,265,572 km (0.105 R)
• M6: 4,663,414 km (0.12 R)
• M7: 5,436,387 km (0.091 R)
• M8: 5,838,057 km (0.106 R)
• M9: 7,686,189 km (0.101 R)
• M10: 8,681,763 km (0.063 R)
• M11: 9,275,816 km (0.104 R)
• M12: 10,310,435 km (0.025 R)
• M13: 11,172,567 km (0.077 R)
• M14: 13,150,102 km (0.073 R)
• M15: 13,538,458 km (0.062 R)
• M16: 15,290,249 km (0.111 R)
• M17: 18,058,109 km (0.119 R)
• M18: 20,397,370 km (0.105 R)
• M19: 21,524,740 km (0.065 R)
• M20: 23,091,927 km (0.114 R)
• M21: 24,817,988 km (0.099 R)
• M22: 27,883,398 km (0.062 R)
• M23: 28,710,823 km (0.086 R)
• M24: 29,744,096 km (0.087 R)
• M25: 31,686,175 km (0.082 R)
• M26: 32,891,336 km (0.092 R)
• M27: 36,037,379 km (0.116 R)

Kuiper Belt

Range: 31.4 - 51.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 314 - 18,666 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit