🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.68 AU - 0.84 AU

Year: 251 Days

Day: 30.3 Hours

Environment

Temp: 158 °C

Axial Tilt: 73.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.76 AU - 0.86 AU

Year: 276 Days

Day: 43 Hours

Environment

Temp: 134 °C

Axial Tilt: 33.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.89 AU - 0.93 AU

Year: 329 Days

Day: 45 Hours

Environment

Temp: 41 °C

Axial Tilt: 2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.86 AU - 1.32 AU

Year: 431 Days

Day: 22.4 Hours

Environment

Temp: -11 °C

Axial Tilt: 33.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.43 AU - 1.67 AU

Year: 731 Days

Day: 44.3 Hours

Environment

Temp: -61 °C

Axial Tilt: 9.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.87 AU - 3.11 AU

Year: 1488 Days

Day: 31.3 Hours

Environment

Temp: -102 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,440,655 km

• M1: 1,700,479 km (0.107 R)

Asteroid Belt

Center: 3.14 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Terrestrial

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.01 AU - 4.55 AU

Year: 2783 Days

Day: 18.1 Hours

Environment

Temp: -133 °C

Axial Tilt: 14.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.49 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 554.9

Radius: 10.7

Gravity: 4.85 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 9.65 AU - 12.75 AU

Year: 14196 Days

Day: 9.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 56,440,655 km

• M1: 137,929 km (0.086 R)
• M2: 583,581 km (0.11 R)
• M3: 981,512 km (0.057 R)
• M4: 3,222,787 km (0.1 R)
• M5: 4,799,997 km (0.082 R)
• M6: 5,298,308 km (0.095 R)
• M7: 6,399,199 km (0.105 R)
• M8: 6,962,435 km (0.042 R)
• M9: 8,901,373 km (0.107 R)
• M10: 9,603,884 km (0.091 R)
• M11: 10,074,669 km (0.091 R)
• M12: 10,726,317 km (0.105 R)
• M13: 12,053,848 km (0.104 R)
• M14: 23,603,851 km (0.095 R)
• M15: 26,648,916 km (0.082 R)
• M16: 32,328,997 km (0.069 R)
• M17: 42,285,633 km (0.059 R)
• M18: 47,200,372 km (0.083 R)
• M19: 49,484,881 km (0.119 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 506 - 13,131 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit