🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.5 AU - 0.54 AU

Year: 242 Days

Day: 40.6 Hours

Environment

Temp: -120 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.6 AU - 0.72 AU

Year: 346 Days

Day: 33.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 0.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.79 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.6

Radius: 13.3

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.32 AU - 3.5 AU

Year: 3205 Days

Day: 5.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 26,840,722 km

• M1: 165,455 km (0.098 R)
• M2: 620,233 km (0.077 R)
• M3: 1,145,471 km (0.032 R)
• M4: 1,631,514 km (0.084 R)
• M5: 2,213,899 km (0.053 R)
• M6: 3,199,599 km (0.108 R)
• M7: 3,844,964 km (0.114 R)
• M8: 4,742,552 km (0.097 R)
• M9: 5,665,720 km (0.03 R)
• M10: 6,199,485 km (0.113 R)
• M11: 7,632,334 km (0.109 R)
• M12: 8,974,077 km (0.047 R)
• M13: 9,701,422 km (0.097 R)
• M14: 11,804,319 km (0.049 R)
• M15: 12,444,000 km (0.038 R)
• M16: 19,537,033 km (0.058 R)
• M17: 22,932,755 km (0.066 R)
• M18: 23,356,566 km (0.093 R)
• M19: 24,074,486 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35.8

Radius: 10.3

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.69 AU - 3.51 AU

Year: 3524 Days

Day: 11.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 26,840,722 km

• M1: 128,056 km (0.096 R)
• M2: 762,500 km (0.066 R)
• M3: 1,114,953 km (0.12 R)
• M4: 1,594,414 km (0.115 R)
• M5: 2,238,732 km (0.062 R)
• M6: 3,831,351 km (0.114 R)
• M7: 4,725,647 km (0.049 R)
• M8: 5,314,464 km (0.08 R)
• M9: 6,446,471 km (0.047 R)
• M10: 7,378,317 km (0.089 R)
• M11: 8,448,540 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.2

Radius: 9.2

Gravity: 6.78 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 3.4 AU - 3.98 AU

Year: 4577 Days

Day: 12.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 26,840,722 km

• M1: 118,332 km (0.116 R)
• M2: 895,343 km (0.115 R)
• M3: 1,424,770 km (0.034 R)
• M4: 2,269,101 km (0.058 R)
• M5: 4,184,103 km (0.083 R)
• M6: 4,560,940 km (0.039 R)
• M7: 5,492,486 km (0.106 R)
• M8: 6,957,647 km (0.061 R)
• M9: 7,903,405 km (0.094 R)
• M10: 15,451,515 km (0.068 R)
• M11: 16,818,989 km (0.104 R)
• M12: 18,080,399 km (0.086 R)
• M13: 18,452,149 km (0.115 R)
• M14: 20,521,387 km (0.116 R)
• M15: 22,030,680 km (0.063 R)
• M16: 25,423,261 km (0.083 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: 298 - 11,299 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit