🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.54 AU - 0.54 AU

Year: 142 Days

Day: 22.8 Hours

Environment

Temp: 201 °C

Axial Tilt: 36 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.56 AU - 0.88 AU

Year: 219 Days

Day: 20.6 Hours

Environment

Temp: 138 °C

Axial Tilt: 90.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.82 AU - 1.2 AU

Year: 364 Days

Day: 19.5 Hours

Environment

Temp: 158 °C

Axial Tilt: 47.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.03 AU - 1.53 AU

Year: 519 Days

Day: 23.4 Hours

Environment

Temp: 19 °C

Axial Tilt: 33.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.15 AU - 2.85 AU

Year: 1416 Days

Day: 20.5 Hours

Environment

Temp: -79 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.11 AU - 3.49 AU

Year: 1678 Days

Day: 22.1 Hours

Environment

Temp: -90 °C

Axial Tilt: 45.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 3.18 AU - 3.58 AU

Year: 2226 Days

Day: 20.9 Hours

Environment

Temp: -108 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.9

Radius: 12

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 8.02 AU - 9.12 AU

Year: 8986 Days

Day: 10.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 66,377,178 km

• M1: 150,795 km (0.112 R)
• M2: 1,278,463 km (0.073 R)
• M3: 3,188,828 km (0.108 R)
• M4: 3,881,317 km (0.093 R)
• M5: 5,367,871 km (0.107 R)
• M6: 5,770,588 km (0.025 R)
• M7: 10,102,793 km (0.079 R)
• M8: 10,584,947 km (0.055 R)
• M9: 11,786,218 km (0.107 R)
• M10: 12,419,914 km (0.061 R)
• M11: 19,522,373 km (0.073 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 656

Radius: 4.3

Gravity: 35.48 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 10.32 AU - 15.54 AU

Year: 16652 Days

Day: 24.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 66,377,178 km

• M1: 59,989 km (0.043 R)
• M2: 310,116 km (0.109 R)
• M3: 552,914 km (0.096 R)
• M4: 819,048 km (0.083 R)
• M5: 1,114,803 km (0.092 R)
• M6: 1,358,947 km (0.113 R)
• M7: 1,704,817 km (0.102 R)
• M8: 2,087,189 km (0.088 R)
• M9: 3,225,928 km (0.108 R)
• M10: 4,234,817 km (0.095 R)
• M11: 4,658,029 km (0.103 R)
• M12: 7,161,549 km (0.115 R)
• M13: 7,388,340 km (0.113 R)
• M14: 9,816,163 km (0.063 R)
• M15: 10,555,177 km (0.066 R)
• M16: 11,208,920 km (0.081 R)
• M17: 12,531,066 km (0.117 R)
• M18: 15,033,838 km (0.059 R)
• M19: 15,936,811 km (0.116 R)
• M20: 16,637,527 km (0.054 R)
• M21: 16,875,537 km (0.048 R)
• M22: 18,099,996 km (0.034 R)
• M23: 18,351,769 km (0.105 R)
• M24: 19,034,683 km (0.108 R)
• M25: 19,557,977 km (0.105 R)
• M26: 20,724,242 km (0.052 R)
• M27: 27,038,469 km (0.069 R)
• M28: 27,257,630 km (0.086 R)
• M29: 29,514,164 km (0.116 R)
• M30: 29,746,340 km (0.104 R)
• M31: 33,757,208 km (0.115 R)
• M32: 37,159,961 km (0.109 R)
• M33: 37,703,002 km (0.055 R)
• M34: 41,507,575 km (0.086 R)
• M35: 42,830,469 km (0.083 R)
• M36: 44,181,188 km (0.114 R)
• M37: 47,921,584 km (0.097 R)
• M38: 53,058,026 km (0.042 R)
• M39: 56,202,424 km (0.091 R)
• M40: 65,782,073 km (0.066 R)

Kuiper Belt

Range: 30.6 - 49.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 164 - 14,755 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit