🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.64 AU - 0.72 AU

Year: 208 Days

Day: 36 Hours

Environment

Temp: 113 °C

Axial Tilt: 14.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 44,340,547 km

• M1: 65,673 km (0.036 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.95 AU - 1.09 AU

Year: 382 Days

Day: 15.9 Hours

Environment

Temp: 21 °C

Axial Tilt: 3.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.83 AU - 1.31 AU

Year: 410 Days

Day: 17.5 Hours

Environment

Temp: 18 °C

Axial Tilt: 8.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.91 AU - 1.49 AU

Year: 488 Days

Day: 21.7 Hours

Environment

Temp: 4 °C

Axial Tilt: 3.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.9 AU - 2.96 AU

Year: 1405 Days

Day: 37.3 Hours

Environment

Temp: -80 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Ice Giant

Semi-Major Axis: 17.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 467.3

Radius: 4.7

Gravity: 21.15 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 15.62 AU - 18.4 AU

Year: 26017 Days

Day: 20.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 44,340,547 km

• M1: 140,622 km (0.12 R)
• M2: 355,445 km (0.115 R)
• M3: 942,915 km (0.119 R)
• M4: 1,476,531 km (0.028 R)
• M5: 2,411,667 km (0.112 R)
• M6: 2,796,433 km (0.06 R)
• M7: 4,131,444 km (0.064 R)
• M8: 5,201,518 km (0.048 R)
• M9: 5,356,950 km (0.081 R)
• M10: 8,129,896 km (0.07 R)
• M11: 8,879,382 km (0.072 R)
• M12: 12,000,442 km (0.11 R)
• M13: 16,944,502 km (0.111 R)
• M14: 18,611,471 km (0.083 R)
• M15: 24,697,860 km (0.111 R)
• M16: 27,182,681 km (0.093 R)
• M17: 38,055,006 km (0.06 R)
• M18: 53,859,422 km (0.105 R)
• M19: 65,464,627 km (0.105 R)
• M20: 68,012,578 km (0.071 R)
• M21: 71,067,964 km (0.105 R)
• M22: 74,899,316 km (0.069 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 63.6

Radius: 5.3

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 17.25 AU - 19.49 AU

Year: 29199 Days

Day: 17.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 44,340,547 km

• M1: 81,082 km (0.079 R)
• M2: 782,846 km (0.093 R)
• M3: 1,017,116 km (0.06 R)
• M4: 10,566,846 km (0.083 R)
• M5: 13,382,128 km (0.109 R)
• M6: 21,157,477 km (0.111 R)
• M7: 33,101,072 km (0.089 R)
• M8: 40,599,217 km (0.063 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 159 - 14,419 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit