🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.86 AU - 0.92 AU

Year: 294 Days

Day: 32.3 Hours

Environment

Temp: 108 °C

Axial Tilt: 49.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.94 AU - 1.36 AU

Year: 431 Days

Day: 41.6 Hours

Environment

Temp: 27 °C

Axial Tilt: 22.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.99 AU - 2.97 AU

Year: 1366 Days

Day: 31.4 Hours

Environment

Temp: -68 °C

Axial Tilt: 25.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,799,452 km

• M1: 403,765 km (0.04 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 3.62 AU - 5.36 AU

Year: 3328 Days

Day: 29.1 Hours

Environment

Temp: -117 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 28,799,452 km

• M1: 24,384 km (0.1 R)
• M2: 79,287 km (0.047 R)

Asteroid Belt

Center: 5.1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.9

Radius: 12.6

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 5.43 AU - 5.97 AU

Year: 4761 Days

Day: 12.4 Hours

Environment

Temp: -143 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 28,799,452 km

• M1: 156,779 km (0.083 R)
• M2: 564,732 km (0.088 R)
• M3: 1,191,547 km (0.101 R)
• M4: 1,749,248 km (0.053 R)
• M5: 2,320,712 km (0.087 R)
• M6: 3,146,193 km (0.056 R)
• M7: 4,252,319 km (0.086 R)
• M8: 6,191,557 km (0.101 R)
• M9: 7,254,300 km (0.061 R)
• M10: 7,847,456 km (0.108 R)
• M11: 8,662,764 km (0.083 R)
• M12: 10,033,230 km (0.103 R)
• M13: 12,697,269 km (0.097 R)
• M14: 15,801,873 km (0.066 R)
• M15: 17,041,142 km (0.08 R)
• M16: 17,902,527 km (0.077 R)
• M17: 19,052,635 km (0.11 R)
• M18: 20,048,059 km (0.106 R)
• M19: 22,578,657 km (0.079 R)
• M20: 25,951,939 km (0.12 R)
• M21: 26,355,405 km (0.105 R)
• M22: 27,092,174 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.4

Radius: 12.3

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 6.16 AU - 7.9 AU

Year: 6521 Days

Day: 12.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 28,799,452 km

• M1: 153,039 km (0.079 R)
• M2: 768,484 km (0.096 R)
• M3: 1,319,154 km (0.092 R)
• M4: 3,089,346 km (0.116 R)
• M5: 3,908,394 km (0.076 R)
• M6: 4,841,436 km (0.12 R)
• M7: 5,374,752 km (0.086 R)
• M8: 7,281,826 km (0.027 R)
• M9: 7,839,826 km (0.118 R)
• M10: 9,686,911 km (0.096 R)
• M11: 10,190,757 km (0.111 R)
• M12: 10,934,557 km (0.104 R)
• M13: 11,855,631 km (0.091 R)
• M14: 12,678,569 km (0.069 R)
• M15: 14,116,504 km (0.082 R)
• M16: 14,601,051 km (0.047 R)
• M17: 18,629,124 km (0.113 R)
• M18: 22,097,849 km (0.07 R)
• M19: 27,780,474 km (0.119 R)

Kuiper Belt

Range: 31.4 - 49.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 307 - 17,469 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit