🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.47 AU - 0.63 AU

Year: 157 Days

Day: 42.9 Hours

Environment

Temp: 139 °C

Axial Tilt: 37.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 29,971,260 km

• M1: 21,542 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.44 AU - 0.66 AU

Year: 157 Days

Day: 23.7 Hours

Environment

Temp: 179 °C

Axial Tilt: 36.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.82 AU - 1.02 AU

Year: 340 Days

Day: 39.1 Hours

Environment

Temp: 27 °C

Axial Tilt: 39.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.92 AU - 1.12 AU

Year: 397 Days

Day: 27.9 Hours

Environment

Temp: 6 °C

Axial Tilt: 2.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 29,971,260 km

• M1: 29,321 km (0.06 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.93 AU - 1.19 AU

Year: 420 Days

Day: 42.3 Hours

Environment

Temp: -4 °C

Axial Tilt: 39.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 29,971,260 km

• M1: 58,493 km (0.073 R)
• M2: 607,667 km (0.065 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.36 AU - 1.38 AU

Year: 617 Days

Day: 34.5 Hours

Environment

Temp: -45 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.16 AU - 1.82 AU

Year: 700 Days

Day: 16.1 Hours

Environment

Temp: -46 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 2.1 AU - 3.32 AU

Year: 1718 Days

Day: 41.9 Hours

Environment

Temp: -119 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,971,260 km

• M1: 1,290,431 km (0.092 R)

Asteroid Belt

Center: 5.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 8.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219

Radius: 13.7

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 7.41 AU - 8.63 AU

Year: 8744 Days

Day: 14.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 29,971,260 km

• M1: 170,392 km (0.119 R)
• M2: 597,943 km (0.064 R)
• M3: 1,679,834 km (0.051 R)
• M4: 2,135,360 km (0.047 R)
• M5: 2,726,272 km (0.115 R)
• M6: 3,806,817 km (0.044 R)
• M7: 5,021,103 km (0.118 R)
• M8: 6,015,031 km (0.112 R)
• M9: 6,868,337 km (0.047 R)
• M10: 7,728,974 km (0.088 R)
• M11: 8,777,057 km (0.111 R)
• M12: 9,791,031 km (0.083 R)
• M13: 10,926,778 km (0.115 R)
• M14: 15,832,541 km (0.104 R)
• M15: 17,582,387 km (0.105 R)
• M16: 19,998,094 km (0.12 R)
• M17: 23,074,574 km (0.106 R)
• M18: 24,218,399 km (0.071 R)
• M19: 26,701,425 km (0.11 R)
• M20: 28,390,833 km (0.089 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 363 - 15,432 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit