🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.53 AU - 0.55 AU

Year: 146 Days

Day: 18.3 Hours

Environment

Temp: 172 °C

Axial Tilt: 15.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 0.83 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.09 AU - 1.15 AU

Year: 435 Days

Day: 21 Hours

Environment

Temp: 9 °C

Axial Tilt: 2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 38,177,686 km

• M1: 64,028 km (0.084 R)
• M2: 877,840 km (0.093 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.98 AU - 1.6 AU

Year: 538 Days

Day: 38.9 Hours

Environment

Temp: -8 °C

Axial Tilt: 13.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.14 AU - 1.8 AU

Year: 654 Days

Day: 32.1 Hours

Environment

Temp: -26 °C

Axial Tilt: 48.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.13 AU - 1.85 AU

Year: 668 Days

Day: 31.3 Hours

Environment

Temp: -42 °C

Axial Tilt: 21.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.51 AU - 2.43 AU

Year: 1015 Days

Day: 43.8 Hours

Environment

Temp: -74 °C

Axial Tilt: 47.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.62 AU - 4.12 AU

Year: 2271 Days

Day: 47.5 Hours

Environment

Temp: -115 °C

Axial Tilt: 44.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 9.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578

Radius: 11.8

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 7.52 AU - 10.7 AU

Year: 10094 Days

Day: 10.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 38,177,686 km

• M1: 146,756 km (0.066 R)
• M2: 598,242 km (0.032 R)
• M3: 1,040,902 km (0.117 R)
• M4: 1,839,455 km (0.081 R)
• M5: 2,266,408 km (0.074 R)
• M6: 3,560,878 km (0.08 R)
• M7: 3,990,374 km (0.11 R)
• M8: 4,773,668 km (0.115 R)
• M9: 5,690,254 km (0.105 R)
• M10: 6,244,365 km (0.101 R)
• M11: 7,787,916 km (0.06 R)
• M12: 8,297,147 km (0.119 R)
• M13: 8,693,731 km (0.088 R)
• M14: 9,620,190 km (0.118 R)
• M15: 10,307,144 km (0.11 R)
• M16: 12,000,292 km (0.098 R)
• M17: 16,892,442 km (0.04 R)
• M18: 17,965,507 km (0.073 R)
• M19: 19,698,599 km (0.069 R)
• M20: 20,089,498 km (0.101 R)
• M21: 26,029,431 km (0.056 R)
• M22: 28,541,927 km (0.05 R)
• M23: 30,165,962 km (0.105 R)
• M24: 32,173,715 km (0.11 R)
• M25: 33,932,238 km (0.119 R)
• M26: 41,481,694 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 70.6

Radius: 6.6

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 15.27 AU - 15.49 AU

Year: 22142 Days

Day: 20.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 38,177,686 km

• M1: 82,129 km (0.106 R)
• M2: 373,396 km (0.106 R)
• M3: 728,691 km (0.034 R)
• M4: 1,090,269 km (0.059 R)
• M5: 1,646,474 km (0.093 R)
• M6: 2,307,248 km (0.066 R)
• M7: 3,283,224 km (0.08 R)
• M8: 3,961,950 km (0.097 R)
• M9: 5,315,960 km (0.089 R)
• M10: 9,562,445 km (0.08 R)
• M11: 11,437,505 km (0.117 R)
• M12: 11,902,755 km (0.077 R)
• M13: 13,148,905 km (0.08 R)
• M14: 13,716,928 km (0.118 R)
• M15: 16,871,199 km (0.107 R)
• M16: 20,402,756 km (0.067 R)
• M17: 24,652,682 km (0.038 R)
• M18: 24,909,541 km (0.081 R)
• M19: 26,757,674 km (0.116 R)
• M20: 30,037,756 km (0.038 R)
• M21: 30,823,444 km (0.105 R)
• M22: 31,522,216 km (0.068 R)
• M23: 33,054,697 km (0.104 R)
• M24: 33,262,787 km (0.096 R)
• M25: 36,489,015 km (0.085 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 468 - 10,533 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit