🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.49 AU - 0.69 AU

Year: 205 Days

Day: 45.7 Hours

Environment

Temp: -13 °C

Axial Tilt: 42.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.49 AU - 0.73 AU

Year: 216 Days

Day: 37.7 Hours

Environment

Temp: -8 °C

Axial Tilt: 4.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.57 AU - 0.71 AU

Year: 232 Days

Day: 39.1 Hours

Environment

Temp: -4 °C

Axial Tilt: 28.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.85 AU - 1.21 AU

Year: 474 Days

Day: 37.4 Hours

Environment

Temp: -75 °C

Axial Tilt: 48.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.94 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 818.4

Radius: 13.5

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.37 AU - 3.33 AU

Year: 2180 Days

Day: 11.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 18,453,210 km

• M1: 167,849 km (0.117 R)
• M2: 590,463 km (0.042 R)
• M3: 1,041,052 km (0.106 R)
• M4: 1,501,065 km (0.088 R)
• M5: 2,315,476 km (0.111 R)
• M6: 4,071,306 km (0.056 R)
• M7: 4,560,491 km (0.091 R)
• M8: 5,368,170 km (0.051 R)
• M9: 6,322,156 km (0.083 R)
• M10: 7,066,555 km (0.057 R)
• M11: 8,436,572 km (0.043 R)
• M12: 9,548,832 km (0.04 R)
• M13: 10,085,739 km (0.108 R)
• M14: 11,103,154 km (0.108 R)
• M15: 15,088,441 km (0.118 R)
• M16: 17,034,410 km (0.073 R)
• M17: 17,986,900 km (0.084 R)
• M18: 18,421,482 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.4

Radius: 14.4

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 4.65 AU - 4.65 AU

Year: 4543 Days

Day: 9.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 18,453,210 km

• M1: 179,069 km (0.056 R)
• M2: 629,358 km (0.085 R)
• M3: 1,844,243 km (0.112 R)
• M4: 2,532,542 km (0.044 R)
• M5: 3,121,060 km (0.105 R)
• M6: 3,913,181 km (0.097 R)
• M7: 4,513,218 km (0.119 R)
• M8: 5,699,978 km (0.109 R)
• M9: 7,114,127 km (0.08 R)
• M10: 7,644,451 km (0.025 R)
• M11: 8,264,534 km (0.106 R)
• M12: 9,018,956 km (0.102 R)
• M13: 11,843,065 km (0.106 R)
• M14: 13,456,628 km (0.068 R)
• M15: 14,642,191 km (0.073 R)
• M16: 15,896,419 km (0.076 R)
• M17: 16,600,726 km (0.099 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 155 - 19,493 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit