🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.44 AU - 0.6 AU

Year: 135 Days

Day: 36.7 Hours

Environment

Temp: 262 °C

Axial Tilt: 20.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 24,711,371 km

• M1: 241,900 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.48 AU - 0.64 AU

Year: 151 Days

Day: 43.8 Hours

Environment

Temp: 191 °C

Axial Tilt: 6.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 24,711,371 km

• M1: 31,116 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.02 AU - 1.54 AU

Year: 521 Days

Day: 34.1 Hours

Environment

Temp: 7 °C

Axial Tilt: 4.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.25 AU - 1.51 AU

Year: 583 Days

Day: 19.1 Hours

Environment

Temp: 2 °C

Axial Tilt: 6.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.58 AU - 2.56 AU

Year: 1072 Days

Day: 22.4 Hours

Environment

Temp: -61 °C

Axial Tilt: 16.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 3.13 AU - 3.93 AU

Year: 2387 Days

Day: 39.6 Hours

Environment

Temp: -114 °C

Axial Tilt: 43.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 3.76 AU - 4.28 AU

Year: 2901 Days

Day: 13.3 Hours

Environment

Temp: -121 °C

Axial Tilt: 48.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 24,711,371 km

• M1: 81,381 km (0.093 R)

Asteroid Belt

Center: 7.15 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 10.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 66.9

Radius: 8.2

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 8.77 AU - 11.77 AU

Year: 11845 Days

Day: 5.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 24,711,371 km

• M1: 166,652 km (0.079 R)
• M2: 630,705 km (0.085 R)
• M3: 1,086,380 km (0.045 R)
• M4: 1,495,380 km (0.112 R)
• M5: 2,673,314 km (0.067 R)
• M6: 4,683,461 km (0.075 R)
• M7: 4,978,468 km (0.104 R)
• M8: 8,116,283 km (0.083 R)
• M9: 9,173,042 km (0.073 R)
• M10: 9,873,459 km (0.063 R)
• M11: 14,173,351 km (0.063 R)
• M12: 20,217,703 km (0.102 R)
• M13: 24,344,061 km (0.091 R)

Kuiper Belt

Range: 30.5 - 51.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 396 - 15,513 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit