🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.72 AU - 0.76 AU

Year: 236 Days

Day: 23.7 Hours

Environment

Temp: 127 °C

Axial Tilt: 35.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 50,336,493 km

• M1: 51,910 km (0.061 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.01 AU - 1.09 AU

Year: 399 Days

Day: 16.5 Hours

Environment

Temp: 21 °C

Axial Tilt: 8.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.2 AU - 1.76 AU

Year: 668 Days

Day: 21.8 Hours

Environment

Temp: -48 °C

Axial Tilt: 26 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,336,493 km

• M1: 440,715 km (0.119 R)

Asteroid Belt

Center: 3.1 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.1

Radius: 11.7

Gravity: 7.16 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 4.5 AU - 4.94 AU

Year: 3803 Days

Day: 5.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,336,493 km

• M1: 145,708 km (0.106 R)
• M2: 647,011 km (0.116 R)
• M3: 1,439,730 km (0.05 R)
• M4: 2,146,879 km (0.067 R)
• M5: 2,698,596 km (0.115 R)
• M6: 3,423,398 km (0.034 R)
• M7: 4,043,182 km (0.115 R)
• M8: 4,513,218 km (0.083 R)
• M9: 5,451,945 km (0.091 R)
• M10: 6,770,650 km (0.113 R)
• M11: 7,504,876 km (0.092 R)
• M12: 9,778,614 km (0.04 R)
• M13: 10,455,395 km (0.12 R)
• M14: 11,345,054 km (0.111 R)
• M15: 13,427,905 km (0.088 R)
• M16: 14,157,942 km (0.084 R)
• M17: 16,625,410 km (0.107 R)
• M18: 18,337,408 km (0.051 R)
• M19: 20,570,754 km (0.118 R)
• M20: 27,347,987 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599.9

Radius: 9

Gravity: 7.41 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 8.64 AU - 11.1 AU

Year: 11500 Days

Day: 10.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 50,336,493 km

• M1: 112,049 km (0.093 R)
• M2: 404,812 km (0.081 R)
• M3: 1,025,643 km (0.095 R)
• M4: 2,120,999 km (0.095 R)
• M5: 3,183,742 km (0.111 R)
• M6: 3,832,997 km (0.087 R)
• M7: 4,597,741 km (0.1 R)
• M8: 6,503,618 km (0.066 R)
• M9: 8,467,987 km (0.075 R)
• M10: 8,979,463 km (0.074 R)
• M11: 11,568,104 km (0.12 R)
• M12: 12,373,838 km (0.084 R)
• M13: 18,163,874 km (0.112 R)
• M14: 19,650,129 km (0.06 R)
• M15: 24,780,738 km (0.116 R)
• M16: 25,063,178 km (0.074 R)
• M17: 30,415,042 km (0.1 R)
• M18: 30,738,922 km (0.093 R)
• M19: 31,946,326 km (0.117 R)
• M20: 32,844,063 km (0.105 R)
• M21: 33,873,895 km (0.073 R)
• M22: 35,161,783 km (0.051 R)
• M23: 38,335,202 km (0.086 R)
• M24: 43,856,710 km (0.107 R)
• M25: 45,526,522 km (0.092 R)
• M26: 48,844,752 km (0.102 R)
• M27: 49,736,206 km (0.044 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: 330 - 13,916 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit