🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.45 AU - 0.63 AU

Year: 152 Days

Day: 30.8 Hours

Environment

Temp: 180 °C

Axial Tilt: 19.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.8 AU - 1.24 AU

Year: 394 Days

Day: 32.9 Hours

Environment

Temp: 11 °C

Axial Tilt: 28.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.31 AU - 1.69 AU

Year: 703 Days

Day: 33.5 Hours

Environment

Temp: -51 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,624,426 km

• M1: 229,932 km (0.109 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.58 AU - 1.88 AU

Year: 871 Days

Day: 24.8 Hours

Environment

Temp: -75 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 2.38 AU - 2.44 AU

Year: 1433 Days

Day: 37.7 Hours

Environment

Temp: -108 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.4

Radius: 15

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 5.18 AU - 6.9 AU

Year: 5684 Days

Day: 8.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 39,624,426 km

• M1: 190,288 km (0.096 R)
• M2: 750,981 km (0.048 R)
• M3: 1,808,788 km (0.115 R)
• M4: 3,185,387 km (0.108 R)
• M5: 3,842,122 km (0.07 R)
• M6: 5,303,245 km (0.066 R)
• M7: 6,457,242 km (0.087 R)
• M8: 8,340,081 km (0.071 R)
• M9: 9,784,299 km (0.086 R)
• M10: 10,486,362 km (0.091 R)
• M11: 11,817,484 km (0.063 R)
• M12: 12,933,634 km (0.104 R)
• M13: 15,583,610 km (0.074 R)
• M14: 17,314,906 km (0.044 R)
• M15: 20,085,908 km (0.106 R)
• M16: 22,333,017 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 54.3

Radius: 7.1

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 13.01 AU - 20.87 AU

Year: 26696 Days

Day: 17.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 39,624,426 km

• M1: 93,499 km (0.11 R)
• M2: 470,336 km (0.069 R)
• M3: 1,243,458 km (0.103 R)
• M4: 1,509,143 km (0.075 R)
• M5: 2,344,498 km (0.104 R)
• M6: 2,695,305 km (0.084 R)
• M7: 2,996,595 km (0.071 R)
• M8: 4,089,108 km (0.068 R)
• M9: 6,074,870 km (0.077 R)
• M10: 9,239,912 km (0.038 R)
• M11: 10,845,995 km (0.034 R)
• M12: 14,238,725 km (0.092 R)
• M13: 14,845,046 km (0.107 R)
• M14: 15,217,095 km (0.085 R)
• M15: 18,349,675 km (0.063 R)
• M16: 26,212,838 km (0.038 R)
• M17: 26,483,760 km (0.111 R)
• M18: 29,393,139 km (0.036 R)
• M19: 34,092,756 km (0.09 R)
• M20: 34,958,180 km (0.04 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: 167 - 16,338 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit