🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.78 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.41 AU - 1.69 AU

Year: 868 Days

Day: 39.8 Hours

Environment

Temp: -111 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.49 AU - 2.13 AU

Year: 1095 Days

Day: 16.2 Hours

Environment

Temp: -127 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.88 AU - 2.04 AU

Year: 1234 Days

Day: 43 Hours

Environment

Temp: -116 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.64 AU - 2.5 AU

Year: 1339 Days

Day: 45.3 Hours

Environment

Temp: -136 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,203,210 km

• M1: 29,620 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.3

Radius: 13.6

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 4.86 AU - 5.24 AU

Year: 5102 Days

Day: 6.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 45,203,210 km

• M1: 176,525 km (0.096 R)
• M2: 611,855 km (0.094 R)
• M3: 1,507,947 km (0.116 R)
• M4: 2,110,377 km (0.097 R)
• M5: 2,791,795 km (0.084 R)
• M6: 3,579,129 km (0.12 R)
• M7: 4,531,918 km (0.08 R)
• M8: 7,117,119 km (0.049 R)
• M9: 8,251,968 km (0.051 R)
• M10: 9,504,102 km (0.108 R)
• M11: 10,484,716 km (0.111 R)
• M12: 11,080,415 km (0.105 R)
• M13: 19,983,583 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916

Radius: 14.5

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 6.39 AU - 7.15 AU

Year: 7920 Days

Day: 13.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 45,203,210 km

• M1: 180,415 km (0.025 R)
• M2: 666,309 km (0.041 R)
• M3: 1,168,659 km (0.115 R)
• M4: 1,888,224 km (0.063 R)
• M5: 2,369,630 km (0.089 R)
• M6: 3,260,635 km (0.065 R)
• M7: 5,036,063 km (0.117 R)
• M8: 6,082,649 km (0.037 R)
• M9: 8,044,775 km (0.09 R)
• M10: 9,056,057 km (0.075 R)
• M11: 11,172,268 km (0.096 R)
• M12: 11,653,973 km (0.099 R)
• M13: 14,274,629 km (0.095 R)
• M14: 15,359,961 km (0.089 R)
• M15: 16,294,499 km (0.097 R)
• M16: 16,775,905 km (0.09 R)
• M17: 17,839,396 km (0.094 R)
• M18: 20,734,714 km (0.106 R)
• M19: 21,959,471 km (0.101 R)
• M20: 24,018,836 km (0.09 R)
• M21: 30,032,969 km (0.102 R)
• M22: 30,757,621 km (0.111 R)
• M23: 32,674,868 km (0.11 R)
• M24: 34,444,910 km (0.034 R)
• M25: 36,628,889 km (0.115 R)
• M26: 37,934,729 km (0.066 R)
• M27: 39,641,491 km (0.115 R)
• M28: 43,998,529 km (0.097 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 246 - 12,655 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit