🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.62 AU - 0.66 AU

Year: 188 Days

Day: 33.8 Hours

Environment

Temp: 182 °C

Axial Tilt: 21.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 17,210,966 km

• M1: 42,635 km (0.105 R)
• M2: 509,231 km (0.064 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.74 AU - 1.16 AU

Year: 340 Days

Day: 22.3 Hours

Environment

Temp: 33 °C

Axial Tilt: 32.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 17,210,966 km

• M1: 508,483 km (0.074 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.98 AU - 1.6 AU

Year: 538 Days

Day: 34.7 Hours

Environment

Temp: 9 °C

Axial Tilt: 49.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 3.41 AU - 3.95 AU

Year: 2591 Days

Day: 45.5 Hours

Environment

Temp: -112 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 3.44 AU - 4.14 AU

Year: 2709 Days

Day: 37 Hours

Environment

Temp: -131 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 17,210,966 km

• M1: 36,352 km (0.067 R)
• M2: 205,248 km (0.103 R)

Asteroid Belt

Center: 5.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 839.2

Radius: 13.3

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 7.38 AU - 7.72 AU

Year: 7615 Days

Day: 9.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 17,210,966 km

• M1: 165,455 km (0.056 R)
• M2: 697,425 km (0.057 R)
• M3: 1,992,195 km (0.058 R)
• M4: 2,634,867 km (0.091 R)
• M5: 6,087,287 km (0.035 R)
• M6: 6,763,170 km (0.108 R)
• M7: 7,215,404 km (0.059 R)
• M8: 8,265,133 km (0.119 R)
• M9: 9,049,923 km (0.113 R)
• M10: 12,751,573 km (0.096 R)
• M11: 23,571,089 km (0.107 R)
• M12: 26,608,824 km (0.098 R)
• M13: 27,932,316 km (0.063 R)
• M14: 30,710,348 km (0.076 R)
• M15: 32,166,385 km (0.101 R)
• M16: 36,349,739 km (0.117 R)
• M17: 38,691,096 km (0.073 R)
• M18: 39,655,254 km (0.03 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 24.4

Radius: 14.5

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 7.46 AU - 12.3 AU

Year: 11400 Days

Day: 6.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 17,210,966 km

• M1: 180,864 km (0.085 R)
• M2: 1,816,417 km (0.117 R)
• M3: 3,607,403 km (0.113 R)
• M4: 4,603,126 km (0.111 R)
• M5: 7,250,710 km (0.105 R)
• M6: 10,095,313 km (0.116 R)
• M7: 16,555,398 km (0.09 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 326 - 13,107 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit