🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.56 AU - 0.62 AU

Year: 192 Days

Day: 26.6 Hours

Environment

Temp: 18 °C

Axial Tilt: 43.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.93 AU - 1.03 AU

Year: 412 Days

Day: 27.8 Hours

Environment

Temp: -44 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.04 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97.6

Radius: 11.9

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.8 AU - 3.38 AU

Year: 2306 Days

Day: 10 Hours

Environment

Temp: -133 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 83,464,818 km

• M1: 147,952 km (0.066 R)
• M2: 644,617 km (0.112 R)
• M3: 1,244,953 km (0.099 R)
• M4: 2,693,061 km (0.085 R)
• M5: 3,340,221 km (0.097 R)
• M6: 4,786,833 km (0.071 R)
• M7: 6,549,844 km (0.113 R)
• M8: 7,154,518 km (0.097 R)
• M9: 9,249,337 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173.1

Radius: 10.2

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 2.77 AU - 4.31 AU

Year: 2828 Days

Day: 13.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 83,464,818 km

• M1: 127,757 km (0.098 R)
• M2: 550,520 km (0.092 R)
• M3: 1,024,446 km (0.046 R)
• M4: 1,583,793 km (0.095 R)
• M5: 2,051,735 km (0.088 R)
• M6: 2,623,498 km (0.084 R)
• M7: 4,523,690 km (0.056 R)
• M8: 5,516,272 km (0.09 R)
• M9: 6,168,668 km (0.087 R)
• M10: 7,100,364 km (0.092 R)
• M11: 7,493,058 km (0.043 R)
• M12: 8,408,298 km (0.096 R)
• M13: 8,729,335 km (0.104 R)
• M14: 9,088,968 km (0.109 R)
• M15: 9,678,683 km (0.105 R)
• M16: 10,359,952 km (0.112 R)
• M17: 11,247,366 km (0.118 R)
• M18: 11,637,667 km (0.089 R)
• M19: 12,073,895 km (0.107 R)
• M20: 12,748,581 km (0.051 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 398.4

Radius: 5.1

Gravity: 15.32 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 15.85 AU - 18.43 AU

Year: 30129 Days

Day: 18.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 83,464,818 km

• M1: 63,429 km (0.111 R)
• M2: 242,498 km (0.102 R)
• M3: 1,202,019 km (0.095 R)
• M4: 1,741,768 km (0.104 R)
• M5: 2,383,543 km (0.117 R)
• M6: 2,822,014 km (0.095 R)
• M7: 3,199,001 km (0.069 R)
• M8: 7,562,472 km (0.109 R)
• M9: 11,323,063 km (0.108 R)
• M10: 16,846,366 km (0.111 R)
• M11: 17,720,167 km (0.105 R)
• M12: 28,916,072 km (0.036 R)
• M13: 29,662,116 km (0.119 R)
• M14: 31,322,653 km (0.03 R)
• M15: 34,410,652 km (0.096 R)
• M16: 36,530,304 km (0.112 R)
• M17: 37,548,617 km (0.06 R)
• M18: 50,741,952 km (0.093 R)
• M19: 60,458,633 km (0.073 R)
• M20: 65,007,156 km (0.119 R)
• M21: 70,670,184 km (0.085 R)
• M22: 78,800,678 km (0.097 R)
• M23: 83,214,863 km (0.047 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 14,415 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit