🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.6 AU - 0.66 AU

Year: 182 Days

Day: 19.2 Hours

Environment

Temp: 210 °C

Axial Tilt: 6.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.64 AU - 0.8 AU

Year: 222 Days

Day: 37 Hours

Environment

Temp: 114 °C

Axial Tilt: 8.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 27,386,496 km

• M1: 195,524 km (0.081 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.16 AU - 1.46 AU

Year: 545 Days

Day: 13.5 Hours

Environment

Temp: 7 °C

Axial Tilt: 7.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.14 AU - 2.2 AU

Year: 1162 Days

Day: 29.7 Hours

Environment

Temp: -83 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 27,386,496 km

• M1: 249,529 km (0.095 R)
• M2: 663,167 km (0.108 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.32 AU - 2.38 AU

Year: 1309 Days

Day: 29.6 Hours

Environment

Temp: -82 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 2.25 AU - 3.55 AU

Year: 1795 Days

Day: 42.4 Hours

Environment

Temp: -91 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,386,496 km

• M1: 36,203 km (0.1 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.72 AU - 4.46 AU

Year: 2472 Days

Day: 24.2 Hours

Environment

Temp: -123 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 27,386,496 km

• M1: 48,919 km (0.086 R)
• M2: 588,967 km (0.117 R)

Asteroid Belt

Center: 4.45 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 649.7

Radius: 13.9

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 4.5 AU - 6.1 AU

Year: 4434 Days

Day: 9 Hours

Environment

Temp: -135 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 27,386,496 km

• M1: 178,769 km (0.115 R)
• M2: 662,270 km (0.092 R)
• M3: 1,098,497 km (0.103 R)
• M4: 1,725,911 km (0.072 R)
• M5: 4,825,130 km (0.095 R)
• M6: 5,649,115 km (0.118 R)
• M7: 7,715,660 km (0.118 R)
• M8: 10,934,408 km (0.095 R)
• M9: 14,742,721 km (0.116 R)
• M10: 15,565,210 km (0.118 R)
• M11: 17,542,744 km (0.095 R)
• M12: 18,972,301 km (0.078 R)
• M13: 19,422,441 km (0.086 R)
• M14: 19,945,585 km (0.099 R)
• M15: 21,641,426 km (0.059 R)

Kuiper Belt

Range: 30.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 501 - 12,039 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit