🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.46 AU - 0.64 AU

Year: 143 Days

Day: 38.9 Hours

Environment

Temp: 250 °C

Axial Tilt: 42.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.51 AU - 0.69 AU

Year: 163 Days

Day: 28.9 Hours

Environment

Temp: 194 °C

Axial Tilt: 48.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 51,806,361 km

• M1: 43,982 km (0.075 R)
• M2: 331,958 km (0.041 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.93 AU - 1.29 AU

Year: 411 Days

Day: 46.6 Hours

Environment

Temp: 20 °C

Axial Tilt: 10.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.43 AU - 2.31 AU

Year: 899 Days

Day: 22 Hours

Environment

Temp: -47 °C

Axial Tilt: 23.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.64 AU - 4.34 AU

Year: 2291 Days

Day: 43.3 Hours

Environment

Temp: -100 °C

Axial Tilt: 8.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 3.13 AU - 3.95 AU

Year: 2341 Days

Day: 37.5 Hours

Environment

Temp: -111 °C

Axial Tilt: 42.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,806,361 km

• M1: 1,575,565 km (0.05 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.2

Radius: 9.2

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 11.06 AU - 14.66 AU

Year: 16208 Days

Day: 7.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 51,806,361 km

• M1: 132,095 km (0.102 R)
• M2: 486,043 km (0.118 R)
• M3: 793,916 km (0.07 R)
• M4: 1,201,271 km (0.113 R)
• M5: 1,639,443 km (0.087 R)
• M6: 2,388,180 km (0.062 R)
• M7: 3,157,263 km (0.079 R)
• M8: 6,931,169 km (0.085 R)
• M9: 7,810,206 km (0.11 R)
• M10: 9,388,314 km (0.045 R)
• M11: 11,391,878 km (0.064 R)
• M12: 12,021,535 km (0.103 R)
• M13: 15,522,574 km (0.103 R)
• M14: 19,976,552 km (0.107 R)
• M15: 22,627,276 km (0.077 R)
• M16: 27,080,057 km (0.072 R)
• M17: 31,302,756 km (0.065 R)
• M18: 47,146,517 km (0.102 R)

Kuiper Belt

Range: 31.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 539 - 14,764 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit