🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.62 AU - 0.74 AU

Year: 212 Days

Day: 37.7 Hours

Environment

Temp: 194 °C

Axial Tilt: 8.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 59,777,040 km

• M1: 26,329 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.04 AU - 1.1 AU

Year: 419 Days

Day: 47.9 Hours

Environment

Temp: -9 °C

Axial Tilt: 0.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.32 AU - 1.72 AU

Year: 710 Days

Day: 18.3 Hours

Environment

Temp: -43 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.86 AU - 2.46 AU

Year: 1202 Days

Day: 13.4 Hours

Environment

Temp: -82 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.39 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 18.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 143.7

Radius: 7.4

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 17.9 AU - 19.32 AU

Year: 30407 Days

Day: 16.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 59,777,040 km

• M1: 102,475 km (0.116 R)
• M2: 541,395 km (0.102 R)
• M3: 1,081,742 km (0.069 R)
• M4: 1,639,892 km (0.07 R)
• M5: 2,315,925 km (0.089 R)
• M6: 2,970,565 km (0.103 R)
• M7: 4,145,656 km (0.088 R)
• M8: 4,804,336 km (0.08 R)
• M9: 5,387,019 km (0.116 R)
• M10: 6,054,375 km (0.1 R)
• M11: 7,200,295 km (0.099 R)
• M12: 8,009,320 km (0.079 R)
• M13: 8,339,782 km (0.071 R)
• M14: 8,927,552 km (0.069 R)
• M15: 10,856,916 km (0.117 R)
• M16: 11,497,943 km (0.078 R)
• M17: 12,102,468 km (0.098 R)
• M18: 12,727,936 km (0.091 R)
• M19: 12,984,048 km (0.114 R)
• M20: 13,840,197 km (0.03 R)
• M21: 14,111,118 km (0.077 R)
• M22: 15,016,036 km (0.109 R)
• M23: 18,693,750 km (0.037 R)
• M24: 18,941,783 km (0.03 R)
• M25: 20,388,993 km (0.088 R)
• M26: 21,094,945 km (0.089 R)
• M27: 21,908,459 km (0.067 R)
• M28: 26,603,737 km (0.053 R)
• M29: 29,855,546 km (0.034 R)
• M30: 33,363,018 km (0.085 R)
• M31: 35,594,121 km (0.045 R)
• M32: 37,005,427 km (0.117 R)
• M33: 37,922,761 km (0.115 R)
• M34: 47,637,048 km (0.073 R)
• M35: 47,945,370 km (0.057 R)
• M36: 52,403,985 km (0.103 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 414 - 19,166 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit