🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.7 AU - 0.92 AU

Year: 276 Days

Day: 28.2 Hours

Environment

Temp: 127 °C

Axial Tilt: 7.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 67,496,400 km

• M1: 43,084 km (0.103 R)
• M2: 539,749 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.87 AU - 0.87 AU

Year: 307 Days

Day: 43.9 Hours

Environment

Temp: 24 °C

Axial Tilt: 37.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.15 AU - 1.15 AU

Year: 467 Days

Day: 28.2 Hours

Environment

Temp: 9 °C

Axial Tilt: 37.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 2.46 AU - 2.76 AU

Year: 1597 Days

Day: 17.2 Hours

Environment

Temp: -107 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 2.82 AU - 3.08 AU

Year: 1919 Days

Day: 15.2 Hours

Environment

Temp: -110 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.74 AU - 3.9 AU

Year: 2291 Days

Day: 46.8 Hours

Environment

Temp: -120 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,496,400 km

• M1: 1,667,567 km (0.089 R)

Asteroid Belt

Center: 4.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408.9

Radius: 8.4

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 6.04 AU - 6.58 AU

Year: 6003 Days

Day: 12.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 67,496,400 km

• M1: 113,844 km (0.108 R)
• M2: 861,833 km (0.055 R)
• M3: 1,123,480 km (0.033 R)
• M4: 1,406,519 km (0.105 R)
• M5: 2,348,088 km (0.113 R)
• M6: 3,329,001 km (0.092 R)
• M7: 3,596,333 km (0.097 R)
• M8: 3,922,905 km (0.115 R)
• M9: 4,198,315 km (0.102 R)
• M10: 4,511,124 km (0.106 R)
• M11: 4,891,551 km (0.1 R)
• M12: 7,676,764 km (0.078 R)
• M13: 8,444,351 km (0.071 R)
• M14: 8,866,367 km (0.118 R)
• M15: 10,390,021 km (0.051 R)
• M16: 11,937,312 km (0.056 R)
• M17: 13,067,524 km (0.118 R)
• M18: 13,580,495 km (0.095 R)
• M19: 18,561,505 km (0.111 R)
• M20: 21,245,590 km (0.114 R)
• M21: 21,598,342 km (0.063 R)
• M22: 22,243,109 km (0.099 R)
• M23: 28,464,585 km (0.072 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 324.3

Radius: 5.5

Gravity: 10.72 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 15.27 AU - 16.77 AU

Year: 24285 Days

Day: 18 Hours

Environment

Temp: -207 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 67,496,400 km

• M1: 68,815 km (0.088 R)
• M2: 309,967 km (0.115 R)
• M3: 583,880 km (0.101 R)
• M4: 921,373 km (0.054 R)
• M5: 1,817,165 km (0.094 R)
• M6: 2,404,487 km (0.077 R)
• M7: 2,837,273 km (0.118 R)
• M8: 8,098,780 km (0.109 R)
• M9: 10,220,975 km (0.096 R)
• M10: 12,820,388 km (0.085 R)
• M11: 19,987,173 km (0.025 R)
• M12: 22,704,170 km (0.027 R)
• M13: 25,551,616 km (0.1 R)
• M14: 28,514,551 km (0.05 R)
• M15: 30,612,212 km (0.106 R)
• M16: 37,655,579 km (0.086 R)
• M17: 49,716,608 km (0.025 R)
• M18: 59,910,955 km (0.072 R)
• M19: 61,228,314 km (0.101 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 285 - 18,999 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit