🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.43 AU - 0.63 AU

Year: 140 Days

Day: 21.3 Hours

Environment

Temp: 171 °C

Axial Tilt: 24.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.88 AU - 1.3 AU

Year: 414 Days

Day: 37.2 Hours

Environment

Temp: 32 °C

Axial Tilt: 71.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 48,984,068 km

• M1: 539,450 km (0.07 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.41 AU - 1.49 AU

Year: 635 Days

Day: 38.6 Hours

Environment

Temp: -38 °C

Axial Tilt: 28.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.75 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.5

Radius: 12.8

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 6.67 AU - 9.41 AU

Year: 8285 Days

Day: 11.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 48,984,068 km

• M1: 159,771 km (0.106 R)
• M2: 670,647 km (0.086 R)
• M3: 1,098,348 km (0.049 R)
• M4: 1,892,563 km (0.098 R)
• M5: 2,368,583 km (0.059 R)
• M6: 3,265,722 km (0.075 R)
• M7: 4,454,875 km (0.074 R)
• M8: 5,021,552 km (0.07 R)
• M9: 5,789,587 km (0.094 R)
• M10: 7,375,474 km (0.071 R)
• M11: 7,861,368 km (0.119 R)
• M12: 8,289,068 km (0.104 R)
• M13: 10,022,908 km (0.084 R)
• M14: 11,835,286 km (0.055 R)
• M15: 17,113,099 km (0.06 R)
• M16: 17,900,582 km (0.109 R)
• M17: 19,477,194 km (0.071 R)
• M18: 20,118,670 km (0.092 R)
• M19: 23,221,030 km (0.05 R)
• M20: 26,455,935 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975

Radius: 13.6

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 6.88 AU - 9.68 AU

Year: 8659 Days

Day: 10.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 48,984,068 km

• M1: 169,345 km (0.106 R)
• M2: 634,295 km (0.062 R)
• M3: 1,275,471 km (0.12 R)
• M4: 2,004,312 km (0.086 R)
• M5: 3,508,968 km (0.055 R)
• M6: 5,567,734 km (0.043 R)
• M7: 9,067,277 km (0.051 R)
• M8: 10,093,069 km (0.099 R)
• M9: 11,746,874 km (0.112 R)
• M10: 12,433,378 km (0.093 R)
• M11: 16,556,445 km (0.106 R)
• M12: 18,694,498 km (0.119 R)
• M13: 19,950,073 km (0.062 R)
• M14: 20,435,219 km (0.102 R)
• M15: 22,891,765 km (0.094 R)
• M16: 26,304,093 km (0.082 R)
• M17: 28,793,102 km (0.088 R)
• M18: 29,413,036 km (0.11 R)
• M19: 29,936,479 km (0.117 R)
• M20: 31,435,300 km (0.035 R)
• M21: 32,983,638 km (0.037 R)
• M22: 34,814,716 km (0.101 R)
• M23: 35,992,948 km (0.111 R)
• M24: 38,180,668 km (0.076 R)
• M25: 39,942,631 km (0.071 R)
• M26: 41,495,457 km (0.064 R)

Kuiper Belt

Range: 30.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 199 - 19,972 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit