🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.55 AU - 0.55 AU

Year: 150 Days

Day: 30.9 Hours

Environment

Temp: 186 °C

Axial Tilt: 13.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.79 AU - 0.95 AU

Year: 299 Days

Day: 13.7 Hours

Environment

Temp: 169 °C

Axial Tilt: 8.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.07 AU - 1.43 AU

Year: 516 Days

Day: 33.2 Hours

Environment

Temp: -10 °C

Axial Tilt: 38 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 51,999,535 km

• M1: 28,872 km (0.077 R)

Asteroid Belt

Center: 1.98 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.35 AU - 3.07 AU

Year: 1646 Days

Day: 17.5 Hours

Environment

Temp: -99 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814.4

Radius: 14.3

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 6.31 AU - 10.37 AU

Year: 8886 Days

Day: 14.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,999,535 km

• M1: 177,872 km (0.114 R)
• M2: 1,530,685 km (0.092 R)
• M3: 2,199,837 km (0.112 R)
• M4: 4,640,526 km (0.074 R)
• M5: 5,188,952 km (0.103 R)
• M6: 7,872,588 km (0.117 R)
• M7: 9,490,788 km (0.093 R)
• M8: 13,018,605 km (0.094 R)
• M9: 13,681,623 km (0.076 R)
• M10: 14,177,839 km (0.051 R)
• M11: 16,983,697 km (0.113 R)
• M12: 21,358,238 km (0.107 R)
• M13: 25,396,632 km (0.052 R)
• M14: 26,816,615 km (0.089 R)
• M15: 30,545,043 km (0.082 R)
• M16: 35,065,591 km (0.07 R)
• M17: 44,185,676 km (0.034 R)
• M18: 44,726,771 km (0.107 R)
• M19: 46,098,733 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 191.5

Radius: 6.5

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 13.91 AU - 16.03 AU

Year: 21370 Days

Day: 18.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 51,999,535 km

• M1: 81,980 km (0.056 R)
• M2: 368,759 km (0.04 R)
• M3: 1,347,129 km (0.087 R)
• M4: 4,907,109 km (0.076 R)
• M5: 5,167,410 km (0.089 R)
• M6: 26,963,371 km (0.057 R)
• M7: 36,435,758 km (0.096 R)
• M8: 36,805,415 km (0.111 R)
• M9: 41,305,468 km (0.111 R)
• M10: 42,519,156 km (0.049 R)
• M11: 46,302,935 km (0.047 R)
• M12: 48,202,229 km (0.094 R)
• M13: 49,849,302 km (0.103 R)
• M14: 51,533,624 km (0.098 R)
• M15: 51,999,472 km (0.111 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 232 - 14,649 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit