🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.46 AU - 0.58 AU

Year: 142 Days

Day: 22.6 Hours

Environment

Temp: 212 °C

Axial Tilt: 3.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 50,941,895 km

• M1: 79,436 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.96 AU - 1.08 AU

Year: 390 Days

Day: 36.4 Hours

Environment

Temp: 25 °C

Axial Tilt: 6.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 2.75 AU - 2.87 AU

Year: 1784 Days

Day: 25.6 Hours

Environment

Temp: -110 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 50,941,895 km

• M1: 38,746 km (0.119 R)
• M2: 612,603 km (0.092 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.1 AU - 4.36 AU

Year: 2728 Days

Day: 20.8 Hours

Environment

Temp: -133 °C

Axial Tilt: 15.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.55 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63.2

Radius: 13.9

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 4.05 AU - 6.69 AU

Year: 4713 Days

Day: 14.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,941,895 km

• M1: 172,935 km (0.114 R)
• M2: 625,469 km (0.056 R)
• M3: 1,595,461 km (0.099 R)
• M4: 2,698,446 km (0.076 R)
• M5: 4,443,805 km (0.104 R)
• M6: 4,984,302 km (0.116 R)
• M7: 6,677,002 km (0.108 R)
• M8: 7,817,835 km (0.111 R)
• M9: 8,377,630 km (0.095 R)
• M10: 9,578,004 km (0.118 R)
• M11: 12,023,630 km (0.084 R)
• M12: 12,581,331 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440.2

Radius: 11.2

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 9.36 AU - 12.48 AU

Year: 13667 Days

Day: 12.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 50,941,895 km

• M1: 139,874 km (0.097 R)
• M2: 527,632 km (0.054 R)
• M3: 981,661 km (0.079 R)
• M4: 1,667,418 km (0.111 R)
• M5: 2,883,200 km (0.036 R)
• M6: 3,294,145 km (0.103 R)
• M7: 4,526,084 km (0.096 R)
• M8: 5,280,206 km (0.072 R)
• M9: 6,838,717 km (0.087 R)
• M10: 7,282,574 km (0.086 R)
• M11: 8,965,849 km (0.09 R)
• M12: 9,696,934 km (0.059 R)
• M13: 10,894,615 km (0.116 R)
• M14: 11,333,535 km (0.083 R)
• M15: 15,079,316 km (0.062 R)
• M16: 17,564,585 km (0.111 R)
• M17: 18,943,728 km (0.12 R)
• M18: 25,665,609 km (0.092 R)
• M19: 28,355,678 km (0.111 R)
• M20: 30,142,774 km (0.092 R)
• M21: 36,560,523 km (0.087 R)
• M22: 39,057,162 km (0.092 R)
• M23: 40,739,689 km (0.081 R)
• M24: 44,387,483 km (0.104 R)
• M25: 45,086,255 km (0.105 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 418 - 11,938 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit