🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.71 AU - 0.93 AU

Year: 262 Days

Day: 21.9 Hours

Environment

Temp: 123 °C

Axial Tilt: 39.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 49,848,227 km

• M1: 21,692 km (0.057 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.85 AU - 0.99 AU

Year: 312 Days

Day: 36.9 Hours

Environment

Temp: 117 °C

Axial Tilt: 27 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.21 AU - 1.33 AU

Year: 505 Days

Day: 30 Hours

Environment

Temp: 22 °C

Axial Tilt: 3.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 49,848,227 km

• M1: 197,020 km (0.1 R)
• M2: 779,555 km (0.103 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.35 AU - 2.19 AU

Year: 831 Days

Day: 27 Hours

Environment

Temp: -41 °C

Axial Tilt: 27.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181

Radius: 14.8

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 7.5 AU - 10.68 AU

Year: 9677 Days

Day: 7.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 49,848,227 km

• M1: 184,005 km (0.091 R)
• M2: 651,349 km (0.062 R)
• M3: 1,444,517 km (0.063 R)
• M4: 2,027,350 km (0.065 R)
• M5: 2,512,496 km (0.103 R)
• M6: 3,038,632 km (0.116 R)
• M7: 5,214,533 km (0.077 R)
• M8: 5,722,867 km (0.09 R)
• M9: 6,452,455 km (0.103 R)
• M10: 7,450,872 km (0.076 R)
• M11: 8,821,786 km (0.063 R)
• M12: 10,052,079 km (0.114 R)
• M13: 12,205,690 km (0.069 R)
• M14: 12,953,680 km (0.096 R)
• M15: 14,596,713 km (0.113 R)
• M16: 17,471,386 km (0.115 R)
• M17: 20,985,589 km (0.104 R)
• M18: 25,343,974 km (0.049 R)
• M19: 26,562,598 km (0.095 R)
• M20: 29,380,423 km (0.029 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 727.6

Radius: 14.3

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 7.63 AU - 11.31 AU

Year: 10290 Days

Day: 5.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 49,848,227 km

• M1: 251,474 km (0.069 R)
• M2: 881,730 km (0.04 R)
• M3: 2,839,368 km (0.081 R)
• M4: 3,477,403 km (0.07 R)
• M5: 6,057,367 km (0.03 R)
• M6: 6,962,285 km (0.082 R)
• M7: 7,489,169 km (0.115 R)
• M8: 9,719,523 km (0.117 R)
• M9: 12,072,997 km (0.088 R)
• M10: 15,251,054 km (0.089 R)
• M11: 17,805,587 km (0.098 R)
• M12: 18,872,071 km (0.115 R)
• M13: 21,132,494 km (0.107 R)
• M14: 21,724,752 km (0.086 R)
• M15: 25,992,480 km (0.112 R)
• M16: 29,407,949 km (0.053 R)
• M17: 31,660,893 km (0.069 R)
• M18: 32,660,955 km (0.119 R)
• M19: 38,353,304 km (0.057 R)
• M20: 42,898,685 km (0.078 R)

Kuiper Belt

Range: 31.1 - 59.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 521 - 19,601 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit