🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.61 AU - 0.93 AU

Year: 242 Days

Day: 12.3 Hours

Environment

Temp: 182 °C

Axial Tilt: 23.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.45 AU - 1.47 AU

Year: 632 Days

Day: 18.6 Hours

Environment

Temp: 2 °C

Axial Tilt: 47 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 4.28 AU - 4.74 AU

Year: 3430 Days

Day: 37.3 Hours

Environment

Temp: -128 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,959,805 km

• M1: 2,111,275 km (0.119 R)

Asteroid Belt

Center: 5.03 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.4

Radius: 12.2

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 5.22 AU - 5.88 AU

Year: 4683 Days

Day: 7.7 Hours

Environment

Temp: -145 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 39,959,805 km

• M1: 152,440 km (0.063 R)
• M2: 618,138 km (0.072 R)
• M3: 1,020,706 km (0.09 R)
• M4: 1,459,626 km (0.035 R)
• M5: 2,382,196 km (0.114 R)
• M6: 2,856,571 km (0.057 R)
• M7: 3,605,757 km (0.087 R)
• M8: 4,336,693 km (0.12 R)
• M9: 5,446,559 km (0.096 R)
• M10: 7,816,489 km (0.095 R)
• M11: 8,253,763 km (0.076 R)
• M12: 8,840,037 km (0.059 R)
• M13: 9,453,987 km (0.101 R)
• M14: 10,729,010 km (0.105 R)
• M15: 11,309,300 km (0.027 R)
• M16: 14,115,457 km (0.038 R)
• M17: 14,955,000 km (0.108 R)

Asteroid Belt

Center: 7.8 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304.8

Radius: 11.4

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 8.31 AU - 11.79 AU

Year: 11411 Days

Day: 12.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 39,959,805 km

• M1: 142,716 km (0.099 R)
• M2: 589,266 km (0.119 R)
• M3: 1,327,980 km (0.112 R)
• M4: 1,706,762 km (0.099 R)
• M5: 2,142,391 km (0.095 R)
• M6: 2,690,069 km (0.107 R)
• M7: 4,740,757 km (0.075 R)
• M8: 5,239,366 km (0.11 R)
• M9: 6,694,505 km (0.081 R)
• M10: 7,593,738 km (0.036 R)
• M11: 8,785,584 km (0.108 R)
• M12: 9,816,313 km (0.09 R)
• M13: 11,537,287 km (0.097 R)
• M14: 12,225,138 km (0.106 R)
• M15: 13,624,476 km (0.11 R)
• M16: 14,757,381 km (0.026 R)
• M17: 17,210,188 km (0.102 R)
• M18: 19,403,143 km (0.076 R)
• M19: 20,913,184 km (0.065 R)
• M20: 24,251,460 km (0.107 R)
• M21: 30,544,893 km (0.05 R)
• M22: 31,758,132 km (0.042 R)
• M23: 32,273,048 km (0.09 R)
• M24: 33,108,552 km (0.094 R)
• M25: 36,146,436 km (0.062 R)
• M26: 38,194,730 km (0.053 R)

Kuiper Belt

Range: 30.6 - 52.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 503 - 19,781 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit