🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.5 AU - 0.58 AU

Year: 151 Days

Day: 32.1 Hours

Environment

Temp: 141 °C

Axial Tilt: 23.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 19,672,220 km

• M1: 131,048 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.54 AU - 0.74 AU

Year: 195 Days

Day: 26.8 Hours

Environment

Temp: 119 °C

Axial Tilt: 3.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.8 AU - 1.26 AU

Year: 398 Days

Day: 34 Hours

Environment

Temp: 22 °C

Axial Tilt: 42.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.55 AU - 2.47 AU

Year: 1085 Days

Day: 16.2 Hours

Environment

Temp: -75 °C

Axial Tilt: 173.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 19,672,220 km

• M1: 41,887 km (0.118 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.12 AU - 2.18 AU

Year: 1200 Days

Day: 38 Hours

Environment

Temp: -83 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.99 AU - 3.13 AU

Year: 1560 Days

Day: 29.2 Hours

Environment

Temp: -95 °C

Axial Tilt: 45.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.69 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994.8

Radius: 8

Gravity: 15.54 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 3.85 AU - 5.79 AU

Year: 4030 Days

Day: 7 Hours

Environment

Temp: -154 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 19,672,220 km

• M1: 99,782 km (0.034 R)
• M2: 528,230 km (0.117 R)
• M3: 1,209,050 km (0.07 R)
• M4: 1,706,313 km (0.069 R)
• M5: 2,045,601 km (0.079 R)
• M6: 3,529,463 km (0.106 R)
• M7: 3,968,682 km (0.097 R)
• M8: 7,305,163 km (0.042 R)
• M9: 7,656,569 km (0.102 R)
• M10: 8,279,943 km (0.104 R)
• M11: 10,573,877 km (0.116 R)
• M12: 12,650,744 km (0.039 R)
• M13: 14,267,747 km (0.118 R)
• M14: 16,432,279 km (0.099 R)
• M15: 16,853,696 km (0.086 R)
• M16: 18,353,116 km (0.064 R)
• M17: 19,668,978 km (0.052 R)
• M18: 20,419,062 km (0.044 R)
• M19: 25,324,376 km (0.109 R)
• M20: 25,725,299 km (0.088 R)
• M21: 26,787,144 km (0.062 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.1

Radius: 9

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 4.33 AU - 6.73 AU

Year: 4952 Days

Day: 14.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 19,672,220 km

• M1: 112,049 km (0.105 R)
• M2: 527,632 km (0.087 R)
• M3: 880,683 km (0.09 R)
• M4: 1,602,941 km (0.039 R)
• M5: 2,168,720 km (0.082 R)
• M6: 2,630,978 km (0.108 R)
• M7: 3,191,970 km (0.094 R)
• M8: 3,772,559 km (0.069 R)
• M9: 5,073,163 km (0.05 R)
• M10: 5,735,433 km (0.084 R)
• M11: 6,154,456 km (0.107 R)
• M12: 7,112,780 km (0.052 R)
• M13: 8,937,874 km (0.096 R)
• M14: 10,545,603 km (0.107 R)
• M15: 11,830,050 km (0.113 R)
• M16: 13,808,631 km (0.048 R)
• M17: 14,418,991 km (0.099 R)
• M18: 18,241,516 km (0.118 R)
• M19: 18,862,197 km (0.116 R)
• M20: 19,206,571 km (0.077 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 193 - 15,123 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit