🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.65 AU - 0.95 AU

Year: 275 Days

Day: 27.8 Hours

Environment

Temp: 23 °C

Axial Tilt: 10.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.78 AU - 1.04 AU

Year: 334 Days

Day: 47.6 Hours

Environment

Temp: 3 °C

Axial Tilt: 5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.74 AU - 2.38 AU

Year: 1138 Days

Day: 33.5 Hours

Environment

Temp: -79 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 80,798,331 km

• M1: 40,092 km (0.025 R)
• M2: 63,130 km (0.032 R)

Asteroid Belt

Center: 4.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.6

Radius: 13.1

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 6 AU - 8.76 AU

Year: 7719 Days

Day: 12.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 80,798,331 km

• M1: 163,062 km (0.081 R)
• M2: 619,186 km (0.071 R)
• M3: 1,086,230 km (0.113 R)
• M4: 1,590,076 km (0.092 R)
• M5: 2,034,681 km (0.108 R)
• M6: 2,612,577 km (0.11 R)
• M7: 4,240,052 km (0.078 R)
• M8: 5,803,799 km (0.06 R)
• M9: 7,480,193 km (0.113 R)
• M10: 8,448,989 km (0.097 R)
• M11: 11,534,445 km (0.1 R)
• M12: 12,337,336 km (0.082 R)
• M13: 13,533,970 km (0.06 R)
• M14: 19,693,363 km (0.085 R)
• M15: 20,295,345 km (0.079 R)
• M16: 20,703,448 km (0.094 R)
• M17: 22,390,912 km (0.103 R)
• M18: 24,016,741 km (0.069 R)
• M19: 25,719,913 km (0.071 R)
• M20: 26,358,846 km (0.054 R)
• M21: 27,918,703 km (0.07 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 584.3

Radius: 3.9

Gravity: 38.42 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 14.05 AU - 19.77 AU

Year: 26772 Days

Day: 15.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 80,798,331 km

• M1: 49,068 km (0.086 R)
• M2: 273,764 km (0.098 R)
• M3: 502,050 km (0.094 R)
• M4: 1,059,602 km (0.085 R)
• M5: 3,000,484 km (0.045 R)
• M6: 3,341,867 km (0.109 R)
• M7: 4,485,692 km (0.069 R)
• M8: 5,365,627 km (0.116 R)
• M9: 6,174,652 km (0.07 R)
• M10: 6,964,678 km (0.116 R)
• M11: 8,686,700 km (0.102 R)
• M12: 9,555,714 km (0.119 R)
• M13: 9,918,937 km (0.085 R)
• M14: 14,464,319 km (0.104 R)
• M15: 16,615,088 km (0.115 R)
• M16: 16,963,800 km (0.077 R)
• M17: 18,875,362 km (0.103 R)
• M18: 21,744,350 km (0.115 R)
• M19: 24,552,152 km (0.079 R)
• M20: 25,118,530 km (0.066 R)
• M21: 32,337,525 km (0.072 R)
• M22: 33,846,518 km (0.079 R)
• M23: 35,115,707 km (0.092 R)
• M24: 35,979,036 km (0.114 R)
• M25: 41,939,314 km (0.094 R)
• M26: 42,585,427 km (0.12 R)
• M27: 53,845,061 km (0.102 R)
• M28: 54,608,160 km (0.119 R)
• M29: 65,626,043 km (0.088 R)
• M30: 83,001,536 km (0.077 R)
• M31: 86,861,161 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 423.8

Radius: 6.5

Gravity: 10.03 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 14.11 AU - 20.59 AU

Year: 27824 Days

Day: 18.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 80,798,331 km

• M1: 80,783 km (0.109 R)
• M2: 423,960 km (0.108 R)
• M3: 707,448 km (0.084 R)
• M4: 1,088,773 km (0.12 R)
• M5: 1,419,235 km (0.038 R)
• M6: 1,796,371 km (0.111 R)
• M7: 2,439,193 km (0.073 R)
• M8: 3,973,768 km (0.113 R)
• M9: 4,405,956 km (0.081 R)
• M10: 4,943,013 km (0.109 R)
• M11: 5,562,946 km (0.113 R)
• M12: 6,061,107 km (0.114 R)
• M13: 6,453,802 km (0.053 R)
• M14: 9,063,387 km (0.085 R)
• M15: 9,577,106 km (0.113 R)
• M16: 10,292,034 km (0.104 R)
• M17: 10,851,231 km (0.101 R)
• M18: 13,879,840 km (0.117 R)
• M19: 18,312,275 km (0.109 R)
• M20: 19,977,000 km (0.059 R)
• M21: 21,042,736 km (0.028 R)
• M22: 21,339,837 km (0.096 R)
• M23: 23,181,536 km (0.107 R)
• M24: 25,460,959 km (0.083 R)
• M25: 27,061,058 km (0.083 R)
• M26: 30,840,499 km (0.11 R)
• M27: 32,393,325 km (0.076 R)
• M28: 35,513,936 km (0.111 R)
• M29: 36,076,275 km (0.034 R)
• M30: 42,977,374 km (0.095 R)
• M31: 49,302,372 km (0.119 R)
• M32: 58,923,909 km (0.1 R)
• M33: 63,758,014 km (0.089 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: 307 - 10,416 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit