🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.47 AU - 0.71 AU

Year: 163 Days

Day: 18.1 Hours

Environment

Temp: 248 °C

Axial Tilt: 26 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.83 AU - 0.97 AU

Year: 307 Days

Day: 28.1 Hours

Environment

Temp: 129 °C

Axial Tilt: 35.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 43,024,650 km

• M1: 162,014 km (0.101 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.84 AU - 1.3 AU

Year: 398 Days

Day: 28.6 Hours

Environment

Temp: 13 °C

Axial Tilt: 42.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.59 AU - 1.87 AU

Year: 819 Days

Day: 22 Hours

Environment

Temp: -39 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 43,024,650 km

• M1: 66,721 km (0.116 R)
• M2: 128,804 km (0.113 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.83 AU - 2.97 AU

Year: 1338 Days

Day: 43.5 Hours

Environment

Temp: -71 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.06 AU - 3.38 AU

Year: 2079 Days

Day: 33.2 Hours

Environment

Temp: -109 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 3.28 AU - 4.16 AU

Year: 2582 Days

Day: 14.5 Hours

Environment

Temp: -112 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643

Radius: 13.1

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 7.62 AU - 9.2 AU

Year: 8777 Days

Day: 7.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,024,650 km

• M1: 163,510 km (0.119 R)
• M2: 571,314 km (0.1 R)
• M3: 1,285,794 km (0.109 R)
• M4: 1,818,063 km (0.092 R)
• M5: 2,608,837 km (0.089 R)
• M6: 3,248,518 km (0.108 R)
• M7: 3,691,028 km (0.052 R)
• M8: 5,113,554 km (0.097 R)
• M9: 7,852,542 km (0.107 R)
• M10: 9,055,608 km (0.096 R)
• M11: 11,034,189 km (0.029 R)
• M12: 12,318,188 km (0.079 R)
• M13: 14,551,684 km (0.111 R)
• M14: 16,496,606 km (0.095 R)
• M15: 19,502,925 km (0.071 R)
• M16: 21,943,913 km (0.067 R)
• M17: 32,462,289 km (0.063 R)
• M18: 39,767,602 km (0.113 R)

Kuiper Belt

Range: 30.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 540 - 17,346 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit