🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.66 AU - 0.94 AU

Year: 263 Days

Day: 18.7 Hours

Environment

Temp: 112 °C

Axial Tilt: 21.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.76 AU - 1.26 AU

Year: 373 Days

Day: 44.8 Hours

Environment

Temp: 37 °C

Axial Tilt: 2.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 76,654,591 km

• M1: 940,223 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.02 AU - 2.82 AU

Year: 1382 Days

Day: 19.5 Hours

Environment

Temp: -76 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,654,591 km

• M1: 869,612 km (0.055 R)

Asteroid Belt

Center: 5.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.6

Radius: 12.8

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 8.41 AU - 8.53 AU

Year: 9049 Days

Day: 6.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 76,654,591 km

• M1: 159,172 km (0.078 R)
• M2: 1,065,286 km (0.09 R)
• M3: 1,932,804 km (0.051 R)
• M4: 2,417,352 km (0.036 R)
• M5: 2,961,290 km (0.116 R)
• M6: 4,914,440 km (0.069 R)
• M7: 6,510,799 km (0.091 R)
• M8: 8,385,260 km (0.094 R)
• M9: 12,005,379 km (0.069 R)
• M10: 13,051,666 km (0.073 R)
• M11: 13,597,250 km (0.046 R)
• M12: 14,995,092 km (0.092 R)
• M13: 15,865,004 km (0.115 R)
• M14: 16,556,744 km (0.04 R)
• M15: 18,753,439 km (0.044 R)
• M16: 22,923,031 km (0.068 R)
• M17: 25,269,923 km (0.088 R)
• M18: 31,613,471 km (0.073 R)
• M19: 35,092,968 km (0.091 R)
• M20: 42,274,413 km (0.094 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 770.8

Radius: 5.6

Gravity: 24.58 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 13.66 AU - 14.18 AU

Year: 19065 Days

Day: 23.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 76,654,591 km

• M1: 69,713 km (0.093 R)
• M2: 377,435 km (0.079 R)
• M3: 758,760 km (0.075 R)
• M4: 1,527,394 km (0.117 R)
• M5: 1,750,893 km (0.101 R)
• M6: 3,133,178 km (0.119 R)
• M7: 3,583,617 km (0.104 R)
• M8: 3,793,802 km (0.084 R)
• M9: 5,157,237 km (0.093 R)
• M10: 5,784,351 km (0.116 R)
• M11: 7,720,297 km (0.085 R)
• M12: 9,135,044 km (0.037 R)
• M13: 10,288,594 km (0.095 R)
• M14: 10,962,831 km (0.114 R)
• M15: 11,151,773 km (0.089 R)
• M16: 11,929,084 km (0.064 R)
• M17: 12,196,116 km (0.097 R)
• M18: 30,852,766 km (0.057 R)
• M19: 31,864,795 km (0.1 R)
• M20: 38,841,591 km (0.111 R)
• M21: 45,786,822 km (0.089 R)
• M22: 48,952,014 km (0.084 R)
• M23: 49,464,835 km (0.101 R)
• M24: 54,607,412 km (0.052 R)
• M25: 58,738,407 km (0.082 R)
• M26: 59,511,230 km (0.115 R)
• M27: 68,039,056 km (0.105 R)
• M28: 70,617,226 km (0.119 R)
• M29: 71,271,717 km (0.112 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 402 - 14,717 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit