🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.63 AU - 0.99 AU

Year: 272 Days

Day: 29.6 Hours

Environment

Temp: 135 °C

Axial Tilt: 47.1 °

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: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.8 AU - 0.88 AU

Year: 287 Days

Day: 12 Hours

Environment

Temp: 91 °C

Axial Tilt: 24.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.95 AU - 1.31 AU

Year: 448 Days

Day: 42.2 Hours

Environment

Temp: 15 °C

Axial Tilt: 39.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 31,610,278 km

• M1: 99,333 km (0.049 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.83 AU - 2.07 AU

Year: 1015 Days

Day: 23.1 Hours

Environment

Temp: -81 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 2.2 AU - 3.3 AU

Year: 1700 Days

Day: 28.6 Hours

Environment

Temp: -98 °C

Axial Tilt: 24.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.36 AU - 4.86 AU

Year: 3106 Days

Day: 36.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 43.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.75 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.3

Radius: 9.5

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 8.21 AU - 10.55 AU

Year: 10709 Days

Day: 11.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 31,610,278 km

• M1: 120,277 km (0.113 R)
• M2: 564,433 km (0.065 R)
• M3: 926,609 km (0.062 R)
• M4: 1,355,955 km (0.104 R)
• M5: 2,164,083 km (0.085 R)
• M6: 2,518,630 km (0.093 R)
• M7: 2,893,223 km (0.065 R)
• M8: 3,493,260 km (0.111 R)
• M9: 3,868,751 km (0.079 R)
• M10: 5,981,072 km (0.083 R)
• M11: 6,785,311 km (0.065 R)
• M12: 7,091,986 km (0.088 R)
• M13: 7,443,541 km (0.085 R)
• M14: 8,296,399 km (0.085 R)
• M15: 12,020,039 km (0.118 R)
• M16: 20,359,223 km (0.107 R)
• M17: 20,713,172 km (0.057 R)
• M18: 22,469,151 km (0.064 R)
• M19: 23,152,514 km (0.097 R)
• M20: 24,322,220 km (0.084 R)
• M21: 28,860,122 km (0.113 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 383 - 15,205 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit