🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.71 AU - 0.73 AU

Year: 234 Days

Day: 20.5 Hours

Environment

Temp: 150 °C

Axial Tilt: 38.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.89 AU - 1.23 AU

Year: 418 Days

Day: 44 Hours

Environment

Temp: -11 °C

Axial Tilt: 10.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1 AU - 1.16 AU

Year: 430 Days

Day: 22.3 Hours

Environment

Temp: -5 °C

Axial Tilt: 44.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Gas Giant

Semi-Major Axis: 10.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.5

Radius: 13

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 10.1 AU - 11.46 AU

Year: 13552 Days

Day: 6.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 96.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 40,018,740 km

• M1: 167,849 km (0.11 R)
• M2: 683,213 km (0.08 R)
• M3: 1,276,519 km (0.115 R)
• M4: 2,415,407 km (0.119 R)
• M5: 5,239,665 km (0.091 R)
• M6: 7,037,981 km (0.074 R)
• M7: 7,545,717 km (0.085 R)
• M8: 12,309,511 km (0.095 R)
• M9: 14,740,477 km (0.093 R)
• M10: 28,366,299 km (0.087 R)
• M11: 29,254,761 km (0.057 R)
• M12: 35,092,968 km (0.099 R)
• M13: 38,105,270 km (0.096 R)
• M14: 40,165,682 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 42.6

Radius: 4.9

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 16.42 AU - 20.68 AU

Year: 30590 Days

Day: 24.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,018,740 km

• M1: 87,216 km (0.059 R)
• M2: 352,752 km (0.049 R)
• M3: 522,246 km (0.045 R)
• M4: 986,000 km (0.081 R)
• M5: 1,217,128 km (0.061 R)
• M6: 1,549,684 km (0.1 R)
• M7: 1,716,037 km (0.085 R)
• M8: 2,394,912 km (0.064 R)
• M9: 4,209,534 km (0.082 R)
• M10: 4,370,352 km (0.115 R)
• M11: 6,283,260 km (0.078 R)
• M12: 6,818,222 km (0.081 R)
• M13: 8,691,786 km (0.075 R)
• M14: 10,340,504 km (0.096 R)
• M15: 19,389,978 km (0.117 R)
• M16: 26,555,118 km (0.051 R)
• M17: 26,737,927 km (0.048 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 318 - 13,314 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit