🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.52 AU - 0.62 AU

Year: 156 Days

Day: 12.4 Hours

Environment

Temp: 187 °C

Axial Tilt: 23.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.53 AU - 0.81 AU

Year: 199 Days

Day: 45.4 Hours

Environment

Temp: 157 °C

Axial Tilt: 14.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.53 AU - 0.85 AU

Year: 208 Days

Day: 28 Hours

Environment

Temp: 191 °C

Axial Tilt: 22.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.49

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.92 AU - 1.36 AU

Year: 442 Days

Day: 25.2 Hours

Environment

Temp: 28 °C

Axial Tilt: 26.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.74 AU - 1.9 AU

Year: 892 Days

Day: 32.7 Hours

Environment

Temp: -51 °C

Axial Tilt: 46.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,405,745 km

• M1: 267,631 km (0.11 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 3.97 AU - 4.21 AU

Year: 3006 Days

Day: 24.4 Hours

Environment

Temp: -134 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954.2

Radius: 10.3

Gravity: 8.99 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 7.1 AU - 7.68 AU

Year: 7301 Days

Day: 10.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 43,405,745 km

• M1: 136,134 km (0.082 R)
• M2: 490,083 km (0.113 R)
• M3: 933,491 km (0.069 R)
• M4: 1,392,607 km (0.103 R)
• M5: 1,740,571 km (0.118 R)
• M6: 3,176,860 km (0.113 R)
• M7: 3,593,042 km (0.112 R)
• M8: 4,423,459 km (0.113 R)
• M9: 5,635,801 km (0.026 R)
• M10: 6,792,491 km (0.071 R)
• M11: 7,133,874 km (0.103 R)
• M12: 7,851,195 km (0.09 R)
• M13: 9,152,697 km (0.049 R)
• M14: 10,492,346 km (0.104 R)
• M15: 10,898,055 km (0.063 R)
• M16: 11,579,773 km (0.101 R)
• M17: 12,123,262 km (0.105 R)
• M18: 12,626,958 km (0.064 R)
• M19: 13,144,417 km (0.097 R)
• M20: 14,345,239 km (0.11 R)
• M21: 15,748,916 km (0.052 R)
• M22: 17,033,064 km (0.119 R)
• M23: 18,976,340 km (0.098 R)
• M24: 22,788,543 km (0.071 R)
• M25: 23,815,831 km (0.114 R)
• M26: 28,235,252 km (0.119 R)
• M27: 29,520,148 km (0.065 R)
• M28: 30,330,071 km (0.115 R)
• M29: 30,843,640 km (0.089 R)
• M30: 35,959,289 km (0.12 R)
• M31: 40,117,063 km (0.102 R)

Kuiper Belt

Range: 30.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 233 - 10,729 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit