🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.51 AU - 0.51 AU

Year: 136 Days

Day: 39.5 Hours

Environment

Temp: 248 °C

Axial Tilt: 3.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.59 AU - 0.65 AU

Year: 183 Days

Day: 42.6 Hours

Environment

Temp: 115 °C

Axial Tilt: 22.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.74 AU - 0.9 AU

Year: 278 Days

Day: 13.4 Hours

Environment

Temp: 137 °C

Axial Tilt: 35.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.71 AU - 1.03 AU

Year: 304 Days

Day: 33.3 Hours

Environment

Temp: 47 °C

Axial Tilt: 8.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.2 AU - 1.52 AU

Year: 594 Days

Day: 46.9 Hours

Environment

Temp: -32 °C

Axial Tilt: 22.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.31 AU - 1.83 AU

Year: 737 Days

Day: 43.4 Hours

Environment

Temp: -48 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.83 AU - 1.89 AU

Year: 951 Days

Day: 29.9 Hours

Environment

Temp: -59 °C

Axial Tilt: 29.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.79 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 119.2

Radius: 14

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 10.86 AU - 12.58 AU

Year: 15036 Days

Day: 12.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 61,949,150 km

• M1: 174,132 km (0.112 R)
• M2: 802,593 km (0.088 R)
• M3: 1,308,533 km (0.102 R)
• M4: 2,168,421 km (0.06 R)
• M5: 3,130,784 km (0.108 R)
• M6: 7,610,044 km (0.068 R)
• M7: 9,080,142 km (0.102 R)
• M8: 10,221,424 km (0.065 R)
• M9: 16,504,684 km (0.092 R)
• M10: 25,566,127 km (0.067 R)
• M11: 28,557,336 km (0.071 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 268.5

Radius: 6.2

Gravity: 6.98 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 12.46 AU - 19.08 AU

Year: 23468 Days

Day: 18.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 61,949,150 km

• M1: 89,160 km (0.086 R)
• M2: 456,274 km (0.109 R)
• M3: 735,872 km (0.12 R)
• M4: 1,349,822 km (0.081 R)
• M5: 1,764,357 km (0.026 R)
• M6: 2,617,813 km (0.111 R)
• M7: 3,526,022 km (0.079 R)
• M8: 5,790,634 km (0.098 R)
• M9: 6,500,775 km (0.089 R)
• M10: 7,356,326 km (0.067 R)
• M11: 7,904,303 km (0.112 R)
• M12: 10,427,271 km (0.111 R)
• M13: 13,044,486 km (0.077 R)
• M14: 13,846,480 km (0.113 R)
• M15: 17,147,207 km (0.063 R)
• M16: 21,390,252 km (0.069 R)
• M17: 28,544,471 km (0.025 R)
• M18: 29,551,713 km (0.109 R)
• M19: 33,942,410 km (0.117 R)
• M20: 38,208,493 km (0.117 R)
• M21: 47,164,768 km (0.114 R)
• M22: 50,327,416 km (0.11 R)
• M23: 50,813,759 km (0.09 R)
• M24: 61,025,759 km (0.048 R)
• M25: 61,578,672 km (0.077 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 355 - 12,862 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit