🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.83 AU - 0.99 AU

Year: 319 Days

Day: 13.3 Hours

Environment

Temp: 69 °C

Axial Tilt: 3.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.88 AU - 1 AU

Year: 335 Days

Day: 20.7 Hours

Environment

Temp: 51 °C

Axial Tilt: 56.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 3.59 AU - 4.37 AU

Year: 2915 Days

Day: 39.8 Hours

Environment

Temp: -121 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.7

Radius: 9.6

Gravity: 7.1 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 7.1 AU - 8 AU

Year: 7615 Days

Day: 7.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 84.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 37,033,553 km

• M1: 121,473 km (0.11 R)
• M2: 457,620 km (0.088 R)
• M3: 883,525 km (0.036 R)
• M4: 1,200,673 km (0.083 R)
• M5: 1,530,087 km (0.071 R)
• M6: 2,256,385 km (0.109 R)
• M7: 3,555,343 km (0.094 R)
• M8: 3,965,241 km (0.119 R)
• M9: 4,379,777 km (0.103 R)
• M10: 4,766,039 km (0.087 R)
• M11: 5,512,532 km (0.081 R)
• M12: 6,232,247 km (0.08 R)
• M13: 6,830,190 km (0.036 R)
• M14: 8,181,508 km (0.098 R)
• M15: 9,888,270 km (0.12 R)
• M16: 13,240,608 km (0.068 R)
• M17: 14,893,665 km (0.099 R)
• M18: 17,487,692 km (0.062 R)
• M19: 17,970,743 km (0.093 R)
• M20: 19,035,880 km (0.106 R)
• M21: 19,992,708 km (0.082 R)
• M22: 23,055,126 km (0.036 R)
• M23: 23,803,864 km (0.116 R)
• M24: 24,482,888 km (0.087 R)
• M25: 28,450,972 km (0.105 R)
• M26: 28,927,441 km (0.059 R)
• M27: 29,896,237 km (0.062 R)
• M28: 30,289,679 km (0.057 R)
• M29: 33,141,912 km (0.056 R)
• M30: 33,775,609 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.5

Radius: 13

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 5.97 AU - 9.71 AU

Year: 8058 Days

Day: 14 Hours

Environment

Temp: -163 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 37,033,553 km

• M1: 161,715 km (0.11 R)
• M2: 576,101 km (0.074 R)
• M3: 1,051,673 km (0.077 R)
• M4: 1,474,736 km (0.104 R)
• M5: 2,873,925 km (0.103 R)
• M6: 3,499,244 km (0.092 R)
• M7: 3,989,775 km (0.074 R)
• M8: 4,526,233 km (0.119 R)
• M9: 4,995,372 km (0.109 R)
• M10: 8,367,308 km (0.091 R)
• M11: 9,120,384 km (0.06 R)
• M12: 10,194,496 km (0.106 R)
• M13: 10,762,220 km (0.092 R)
• M14: 12,169,338 km (0.059 R)
• M15: 13,081,735 km (0.119 R)
• M16: 16,411,485 km (0.117 R)
• M17: 16,864,018 km (0.085 R)
• M18: 17,659,281 km (0.105 R)
• M19: 18,479,376 km (0.108 R)
• M20: 20,566,117 km (0.085 R)
• M21: 21,168,398 km (0.026 R)
• M22: 22,329,427 km (0.108 R)
• M23: 22,965,816 km (0.046 R)
• M24: 25,203,202 km (0.056 R)
• M25: 28,407,738 km (0.084 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 444 - 18,919 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit