🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.67 AU - 0.93 AU

Year: 270 Days

Day: 19.2 Hours

Environment

Temp: 156 °C

Axial Tilt: 24.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 69,874,277 km

• M1: 517,758 km (0.077 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.04 AU - 1.22 AU

Year: 453 Days

Day: 40.3 Hours

Environment

Temp: -10 °C

Axial Tilt: 32.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 69,874,277 km

• M1: 311,762 km (0.085 R)

Asteroid Belt

Center: 3.89 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542

Radius: 10.9

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 5.74 AU - 7.54 AU

Year: 6446 Days

Day: 14.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 69,874,277 km

• M1: 143,764 km (0.073 R)
• M2: 505,790 km (0.116 R)
• M3: 1,136,196 km (0.115 R)
• M4: 1,957,638 km (0.115 R)
• M5: 2,664,637 km (0.063 R)
• M6: 3,384,353 km (0.025 R)
• M7: 4,794,761 km (0.072 R)
• M8: 6,867,739 km (0.1 R)
• M9: 9,017,460 km (0.11 R)
• M10: 10,178,190 km (0.075 R)
• M11: 10,818,170 km (0.09 R)
• M12: 11,582,017 km (0.113 R)
• M13: 12,127,750 km (0.064 R)
• M14: 12,847,166 km (0.088 R)
• M15: 13,432,094 km (0.116 R)
• M16: 13,923,822 km (0.094 R)
• M17: 16,195,017 km (0.106 R)
• M18: 16,565,122 km (0.099 R)
• M19: 17,450,741 km (0.11 R)
• M20: 18,036,566 km (0.094 R)
• M21: 19,732,707 km (0.053 R)
• M22: 20,872,643 km (0.105 R)
• M23: 21,237,662 km (0.083 R)
• M24: 22,358,599 km (0.114 R)
• M25: 25,209,186 km (0.114 R)
• M26: 26,380,388 km (0.109 R)
• M27: 29,284,232 km (0.082 R)
• M28: 32,103,254 km (0.028 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 300.6

Radius: 5.5

Gravity: 9.94 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 13.43 AU - 20.71 AU

Year: 26569 Days

Day: 24.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 69,874,277 km

• M1: 68,366 km (0.109 R)
• M2: 475,572 km (0.035 R)
• M3: 801,545 km (0.057 R)
• M4: 1,309,580 km (0.064 R)
• M5: 1,504,356 km (0.062 R)
• M6: 2,836,376 km (0.079 R)
• M7: 3,779,141 km (0.099 R)
• M8: 4,273,263 km (0.115 R)
• M9: 4,603,276 km (0.057 R)
• M10: 5,057,605 km (0.051 R)
• M11: 5,277,214 km (0.079 R)
• M12: 6,818,821 km (0.055 R)
• M13: 10,519,872 km (0.116 R)
• M14: 10,999,333 km (0.027 R)
• M15: 12,996,016 km (0.06 R)
• M16: 13,201,115 km (0.105 R)
• M17: 15,835,234 km (0.087 R)
• M18: 20,412,181 km (0.062 R)
• M19: 21,632,600 km (0.061 R)
• M20: 22,114,604 km (0.108 R)
• M21: 24,011,805 km (0.061 R)
• M22: 24,321,023 km (0.083 R)
• M23: 28,012,800 km (0.115 R)
• M24: 28,585,460 km (0.039 R)
• M25: 31,689,467 km (0.108 R)
• M26: 34,485,451 km (0.12 R)
• M27: 37,166,095 km (0.076 R)
• M28: 37,857,387 km (0.095 R)
• M29: 39,982,425 km (0.115 R)
• M30: 47,801,456 km (0.047 R)
• M31: 54,071,702 km (0.116 R)
• M32: 57,494,650 km (0.035 R)
• M33: 66,576,887 km (0.077 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 154 - 17,686 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit