🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.45 AU - 0.57 AU

Year: 131 Days

Day: 39.7 Hours

Environment

Temp: 188 °C

Axial Tilt: 42.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.79 AU - 0.91 AU

Year: 282 Days

Day: 22.7 Hours

Environment

Temp: 135 °C

Axial Tilt: 5.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.71 AU - 1.03 AU

Year: 292 Days

Day: 29.9 Hours

Environment

Temp: 180 °C

Axial Tilt: 37 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.74 AU - 1.2 AU

Year: 344 Days

Day: 40.5 Hours

Environment

Temp: 143 °C

Axial Tilt: 3.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 13,848,103 km

• M1: 147,055 km (0.105 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.27 AU - 1.51 AU

Year: 590 Days

Day: 12.9 Hours

Environment

Temp: -6 °C

Axial Tilt: 16.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.5 AU - 2.52 AU

Year: 1431 Days

Day: 44.8 Hours

Environment

Temp: -92 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.03 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74.6

Radius: 13.3

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 5.37 AU - 5.73 AU

Year: 4706 Days

Day: 11.2 Hours

Environment

Temp: -134 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 13,848,103 km

• M1: 397,332 km (0.074 R)
• M2: 692,040 km (0.086 R)
• M3: 836,551 km (0.113 R)
• M4: 968,197 km (0.115 R)
• M5: 1,167,013 km (0.105 R)
• M6: 1,380,040 km (0.084 R)
• M7: 1,754,035 km (0.097 R)
• M8: 1,927,269 km (0.106 R)
• M9: 2,424,981 km (0.028 R)
• M10: 3,096,227 km (0.055 R)
• M11: 3,549,359 km (0.091 R)
• M12: 3,731,270 km (0.11 R)
• M13: 4,104,517 km (0.083 R)
• M14: 4,574,254 km (0.105 R)
• M15: 4,844,278 km (0.109 R)
• M16: 5,474,684 km (0.072 R)
• M17: 5,640,289 km (0.047 R)
• M18: 6,319,014 km (0.047 R)
• M19: 6,588,290 km (0.064 R)
• M20: 6,828,993 km (0.029 R)
• M21: 7,170,974 km (0.099 R)
• M22: 7,736,603 km (0.11 R)
• M23: 7,990,770 km (0.082 R)
• M24: 8,507,332 km (0.104 R)
• M25: 9,736,428 km (0.081 R)
• M26: 9,882,585 km (0.105 R)
• M27: 10,121,642 km (0.12 R)
• M28: 10,251,194 km (0.106 R)
• M29: 10,474,394 km (0.12 R)
• M30: 11,460,693 km (0.115 R)
• M31: 11,557,034 km (0.114 R)
• M32: 11,653,674 km (0.081 R)
• M33: 11,867,300 km (0.096 R)
• M34: 12,219,752 km (0.073 R)
• M35: 12,995,268 km (0.118 R)
• M36: 13,196,627 km (0.104 R)

Kuiper Belt

Range: 30.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 346 - 14,802 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit