🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.02 AU - 1.38 AU

Year: 384 Days

Day: 26.8 Hours

Environment

Temp: 229 °C

Axial Tilt: 13.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.26 AU - 1.36 AU

Year: 438 Days

Day: 32.8 Hours

Environment

Temp: 232 °C

Axial Tilt: 32.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.83 AU - 1.87 AU

Year: 736 Days

Day: 26.9 Hours

Environment

Temp: 115 °C

Axial Tilt: 37.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,522,885 km

• M1: 876,045 km (0.112 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.94 AU - 2.06 AU

Year: 827 Days

Day: 24 Hours

Environment

Temp: 135 °C

Axial Tilt: 40 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.29 AU - 3.01 AU

Year: 1262 Days

Day: 14.4 Hours

Environment

Temp: 3 °C

Axial Tilt: 8.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 3.43 AU - 4.13 AU

Year: 2149 Days

Day: 36.9 Hours

Environment

Temp: -50 °C

Axial Tilt: 29.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 10.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 7.96 AU - 12.86 AU

Year: 9822 Days

Day: 15.4 Hours

Environment

Temp: -139 °C

Axial Tilt: 149.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Ice Giant

Semi-Major Axis: 23.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 229.6

Radius: 5.6

Gravity: 7.32 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 20.3 AU - 26.86 AU

Year: 33484 Days

Day: 21.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 74,522,885 km

• M1: 80,184 km (0.115 R)
• M2: 448,494 km (0.111 R)
• M3: 851,661 km (0.09 R)
• M4: 2,696,950 km (0.116 R)
• M5: 3,572,397 km (0.097 R)
• M6: 4,090,903 km (0.087 R)
• M7: 4,351,652 km (0.041 R)
• M8: 5,468,401 km (0.077 R)
• M9: 5,785,099 km (0.086 R)
• M10: 7,036,785 km (0.025 R)
• M11: 8,048,964 km (0.103 R)
• M12: 8,722,154 km (0.057 R)
• M13: 13,713,188 km (0.103 R)
• M14: 21,474,625 km (0.081 R)
• M15: 26,492,736 km (0.108 R)
• M16: 32,882,061 km (0.095 R)
• M17: 33,402,213 km (0.104 R)
• M18: 38,046,927 km (0.053 R)
• M19: 47,096,402 km (0.067 R)
• M20: 47,591,421 km (0.092 R)
• M21: 68,231,439 km (0.049 R)
• M22: 71,874,596 km (0.083 R)

Kuiper Belt

Range: 37.5 - 66.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 392 - 11,030 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit