🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.71 AU - 1.19 AU

Year: 342 Days

Day: 35.1 Hours

Environment

Temp: 38 °C

Axial Tilt: 28.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.02 AU - 1.2 AU

Year: 431 Days

Day: 43.4 Hours

Environment

Temp: 23 °C

Axial Tilt: 39.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.08 AU - 1.76 AU

Year: 624 Days

Day: 20.7 Hours

Environment

Temp: -36 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.52 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 32.2

Radius: 11.8

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 5.09 AU - 6.13 AU

Year: 4903 Days

Day: 12.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 179.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 65,492,494 km

• M1: 148,850 km (0.094 R)
• M2: 658,380 km (0.075 R)
• M3: 1,472,791 km (0.081 R)
• M4: 2,901,750 km (0.101 R)
• M5: 3,351,890 km (0.117 R)
• M6: 8,194,074 km (0.034 R)
• M7: 10,660,494 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.8

Radius: 12.2

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 4.63 AU - 6.83 AU

Year: 5061 Days

Day: 5.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 73.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 65,492,494 km

• M1: 151,692 km (0.074 R)
• M2: 648,208 km (0.071 R)
• M3: 1,102,985 km (0.107 R)
• M4: 1,623,436 km (0.117 R)
• M5: 4,640,825 km (0.116 R)
• M6: 5,629,069 km (0.099 R)
• M7: 6,886,140 km (0.05 R)
• M8: 7,762,035 km (0.114 R)
• M9: 9,151,949 km (0.096 R)
• M10: 9,735,081 km (0.105 R)
• M11: 10,883,843 km (0.069 R)
• M12: 12,773,863 km (0.096 R)
• M13: 14,760,523 km (0.115 R)
• M14: 17,444,907 km (0.086 R)
• M15: 18,212,494 km (0.118 R)
• M16: 19,069,241 km (0.081 R)
• M17: 24,151,379 km (0.045 R)
• M18: 25,347,115 km (0.075 R)
• M19: 27,856,620 km (0.118 R)
• M20: 28,905,301 km (0.088 R)
• M21: 29,708,791 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 382.6

Radius: 6.3

Gravity: 9.64 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 14.67 AU - 15.27 AU

Year: 21370 Days

Day: 23.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 65,492,494 km

• M1: 78,389 km (0.105 R)
• M2: 617,540 km (0.103 R)
• M3: 2,835,179 km (0.107 R)
• M4: 3,104,904 km (0.075 R)
• M5: 3,583,467 km (0.045 R)
• M6: 5,462,716 km (0.038 R)
• M7: 5,960,129 km (0.105 R)
• M8: 7,633,830 km (0.115 R)
• M9: 9,872,263 km (0.082 R)
• M10: 11,382,453 km (0.044 R)
• M11: 15,972,116 km (0.112 R)
• M12: 16,669,691 km (0.102 R)
• M13: 38,988,197 km (0.069 R)
• M14: 41,395,825 km (0.091 R)
• M15: 43,005,349 km (0.066 R)
• M16: 52,694,653 km (0.075 R)
• M17: 58,315,045 km (0.103 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 545 - 13,683 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit