🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.51 AU - 0.59 AU

Year: 172 Days

Day: 36.4 Hours

Environment

Temp: 71 °C

Axial Tilt: 49.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 36,276,296 km

• M1: 201,359 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.46 AU - 0.72 AU

Year: 191 Days

Day: 46.9 Hours

Environment

Temp: 34 °C

Axial Tilt: 35.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 36,276,296 km

• M1: 48,919 km (0.101 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.16 AU - 1.46 AU

Year: 632 Days

Day: 35.6 Hours

Environment

Temp: -83 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 36,276,296 km

• M1: 21,542 km (0.097 R)
• M2: 367,562 km (0.101 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.67 AU - 2.63 AU

Year: 1330 Days

Day: 30.5 Hours

Environment

Temp: -113 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,276,296 km

• M1: 1,426,266 km (0.049 R)

Asteroid Belt

Center: 2.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 263.9

Radius: 8.7

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.59 AU - 3.77 AU

Year: 2392 Days

Day: 6.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 36,276,296 km

• M1: 116,088 km (0.059 R)
• M2: 407,205 km (0.094 R)
• M3: 868,864 km (0.095 R)
• M4: 1,600,996 km (0.093 R)
• M5: 2,589,838 km (0.064 R)
• M6: 3,854,090 km (0.053 R)
• M7: 4,449,340 km (0.099 R)
• M8: 4,879,284 km (0.081 R)
• M9: 5,209,147 km (0.108 R)
• M10: 5,553,821 km (0.108 R)
• M11: 6,313,180 km (0.108 R)
• M12: 6,605,943 km (0.062 R)
• M13: 7,010,306 km (0.119 R)
• M14: 7,538,985 km (0.079 R)
• M15: 7,952,772 km (0.104 R)
• M16: 8,381,669 km (0.069 R)
• M17: 9,379,487 km (0.025 R)
• M18: 9,761,261 km (0.111 R)
• M19: 11,215,502 km (0.1 R)
• M20: 12,692,931 km (0.097 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 158.7

Radius: 3.6

Gravity: 12.25 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 8.96 AU - 11.38 AU

Year: 13679 Days

Day: 15.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 36,276,296 km

• M1: 44,730 km (0.052 R)
• M2: 1,155,793 km (0.099 R)
• M3: 1,468,752 km (0.068 R)
• M4: 2,064,451 km (0.071 R)
• M5: 3,687,588 km (0.082 R)
• M6: 4,822,736 km (0.067 R)
• M7: 6,861,157 km (0.102 R)
• M8: 19,875,872 km (0.093 R)
• M9: 22,531,833 km (0.086 R)
• M10: 25,500,902 km (0.118 R)
• M11: 30,815,366 km (0.106 R)
• M12: 32,401,552 km (0.116 R)
• M13: 32,704,937 km (0.059 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 299 - 12,805 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit