🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.67 AU - 0.95 AU

Year: 273 Days

Day: 36.6 Hours

Environment

Temp: 82 °C

Axial Tilt: 5.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 29,085,398 km

• M1: 44,730 km (0.025 R)
• M2: 87,365 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.83 AU - 0.97 AU

Year: 320 Days

Day: 16.4 Hours

Environment

Temp: 22 °C

Axial Tilt: 1.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 29,085,398 km

• M1: 51,162 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.28 AU - 1.46 AU

Year: 601 Days

Day: 27 Hours

Environment

Temp: -38 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 2.79 AU - 3.79 AU

Year: 2236 Days

Day: 37.9 Hours

Environment

Temp: -106 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.56 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 2.88 AU - 4.78 AU

Year: 2809 Days

Day: 21.3 Hours

Environment

Temp: -118 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 4.15 AU - 4.29 AU

Year: 3249 Days

Day: 14.6 Hours

Environment

Temp: -134 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19.5

Radius: 14.7

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 5.49 AU - 8.45 AU

Year: 6896 Days

Day: 9.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 29,085,398 km

• M1: 183,557 km (0.119 R)
• M2: 865,124 km (0.108 R)
• M3: 1,449,454 km (0.062 R)
• M4: 2,146,281 km (0.109 R)
• M5: 4,172,135 km (0.084 R)
• M6: 6,068,587 km (0.094 R)
• M7: 6,540,718 km (0.102 R)
• M8: 8,822,086 km (0.091 R)
• M9: 10,159,042 km (0.112 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.1

Radius: 13.1

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 6.12 AU - 7.86 AU

Year: 6925 Days

Day: 12.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 29,085,398 km

• M1: 163,211 km (0.091 R)
• M2: 659,577 km (0.112 R)
• M3: 1,084,285 km (0.1 R)
• M4: 1,839,306 km (0.037 R)
• M5: 2,462,381 km (0.106 R)
• M6: 6,504,366 km (0.045 R)
• M7: 7,360,514 km (0.071 R)
• M8: 8,668,449 km (0.117 R)
• M9: 9,705,611 km (0.04 R)
• M10: 10,868,435 km (0.108 R)
• M11: 11,741,039 km (0.119 R)
• M12: 13,264,394 km (0.081 R)
• M13: 13,678,033 km (0.096 R)
• M14: 15,419,950 km (0.1 R)
• M15: 16,168,239 km (0.085 R)
• M16: 17,987,648 km (0.065 R)
• M17: 20,690,134 km (0.074 R)
• M18: 21,529,826 km (0.11 R)
• M19: 22,905,528 km (0.045 R)
• M20: 25,117,333 km (0.049 R)
• M21: 27,218,136 km (0.111 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 462 - 16,297 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit