🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.54 AU - 0.82 AU

Year: 209 Days

Day: 41.9 Hours

Environment

Temp: 197 °C

Axial Tilt: 4.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.61 AU - 0.77 AU

Year: 214 Days

Day: 48 Hours

Environment

Temp: 198 °C

Axial Tilt: 18.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.99 AU - 1.55 AU

Year: 534 Days

Day: 35.9 Hours

Environment

Temp: -25 °C

Axial Tilt: 3.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.51 AU - 2.31 AU

Year: 984 Days

Day: 43.8 Hours

Environment

Temp: -70 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,023,047 km

• M1: 139,276 km (0.073 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.67 AU - 3.09 AU

Year: 1822 Days

Day: 19.8 Hours

Environment

Temp: -103 °C

Axial Tilt: 96.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252.3

Radius: 14.7

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 6.6 AU - 7.74 AU

Year: 7157 Days

Day: 12.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 135 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 76,023,047 km

• M1: 183,407 km (0.115 R)
• M2: 1,802,804 km (0.054 R)
• M3: 2,621,852 km (0.109 R)
• M4: 3,720,798 km (0.1 R)
• M5: 6,914,114 km (0.063 R)
• M6: 9,915,646 km (0.059 R)
• M7: 12,796,452 km (0.069 R)
• M8: 16,835,595 km (0.088 R)
• M9: 18,666,224 km (0.089 R)
• M10: 20,694,023 km (0.068 R)
• M11: 21,656,386 km (0.103 R)
• M12: 23,082,802 km (0.074 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 383.8

Radius: 6.4

Gravity: 9.37 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 14.19 AU - 20.29 AU

Year: 26685 Days

Day: 17.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,023,047 km

• M1: 79,736 km (0.119 R)
• M2: 459,265 km (0.11 R)
• M3: 967,898 km (0.074 R)
• M4: 1,574,368 km (0.116 R)
• M5: 1,856,210 km (0.099 R)
• M6: 2,686,628 km (0.117 R)
• M7: 2,934,661 km (0.044 R)
• M8: 4,312,907 km (0.032 R)
• M9: 5,162,024 km (0.069 R)
• M10: 5,507,595 km (0.081 R)
• M11: 6,202,328 km (0.048 R)
• M12: 7,046,209 km (0.12 R)
• M13: 9,179,325 km (0.054 R)
• M14: 9,686,911 km (0.091 R)
• M15: 11,006,215 km (0.112 R)
• M16: 15,128,234 km (0.118 R)
• M17: 18,004,403 km (0.093 R)
• M18: 28,662,204 km (0.11 R)
• M19: 36,396,713 km (0.057 R)
• M20: 36,956,808 km (0.067 R)
• M21: 39,548,740 km (0.093 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 364 - 17,060 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit