🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.81 AU - 0.81 AU

Year: 266 Days

Day: 12.6 Hours

Environment

Temp: 160 °C

Axial Tilt: 13.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,202,728 km

• M1: 29,620 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.32 AU - 1.66 AU

Year: 664 Days

Day: 37.9 Hours

Environment

Temp: -37 °C

Axial Tilt: 4.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 3 AU - 3.1 AU

Year: 1946 Days

Day: 37.4 Hours

Environment

Temp: -95 °C

Axial Tilt: 29.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,202,728 km

• M1: 2,026,303 km (0.117 R)

Asteroid Belt

Center: 4.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.2

Radius: 10.5

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 5.58 AU - 6.3 AU

Year: 5288 Days

Day: 13 Hours

Environment

Temp: -145 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 74,202,728 km

• M1: 130,749 km (0.109 R)
• M2: 545,135 km (0.062 R)
• M3: 1,243,906 km (0.091 R)
• M4: 1,727,407 km (0.077 R)
• M5: 2,498,883 km (0.115 R)
• M6: 3,024,570 km (0.096 R)
• M7: 3,505,078 km (0.05 R)
• M8: 4,231,825 km (0.077 R)
• M9: 5,388,366 km (0.113 R)
• M10: 5,817,263 km (0.049 R)
• M11: 6,653,216 km (0.104 R)
• M12: 7,468,973 km (0.102 R)
• M13: 7,799,883 km (0.103 R)
• M14: 8,244,937 km (0.077 R)
• M15: 8,743,098 km (0.051 R)
• M16: 9,917,591 km (0.092 R)
• M17: 10,771,196 km (0.07 R)
• M18: 11,108,988 km (0.097 R)
• M19: 12,347,359 km (0.05 R)
• M20: 14,272,983 km (0.062 R)
• M21: 15,897,317 km (0.094 R)
• M22: 17,583,285 km (0.048 R)
• M23: 18,052,274 km (0.097 R)
• M24: 18,589,929 km (0.111 R)
• M25: 20,139,464 km (0.098 R)
• M26: 21,706,352 km (0.118 R)
• M27: 23,635,416 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.3

Radius: 14.5

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 5.39 AU - 6.67 AU

Year: 5408 Days

Day: 6.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,202,728 km

• M1: 182,958 km (0.108 R)
• M2: 640,578 km (0.092 R)
• M3: 1,100,741 km (0.079 R)
• M4: 1,649,616 km (0.034 R)
• M5: 2,397,904 km (0.075 R)
• M6: 3,444,491 km (0.114 R)
• M7: 5,060,148 km (0.1 R)
• M8: 5,688,758 km (0.118 R)
• M9: 6,216,839 km (0.049 R)
• M10: 8,145,604 km (0.082 R)
• M11: 8,818,346 km (0.096 R)
• M12: 10,232,943 km (0.095 R)
• M13: 13,975,732 km (0.099 R)
• M14: 18,548,490 km (0.081 R)
• M15: 20,181,650 km (0.101 R)
• M16: 20,792,608 km (0.045 R)
• M17: 23,808,052 km (0.077 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 679.8

Radius: 5

Gravity: 27.19 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 14.62 AU - 15.94 AU

Year: 21816 Days

Day: 23.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 167.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 74,202,728 km

• M1: 62,233 km (0.118 R)
• M2: 423,212 km (0.059 R)
• M3: 929,601 km (0.116 R)
• M4: 1,609,075 km (0.1 R)
• M5: 2,297,674 km (0.072 R)
• M6: 7,732,116 km (0.115 R)
• M7: 15,260,030 km (0.097 R)
• M8: 15,741,586 km (0.035 R)
• M9: 21,128,306 km (0.057 R)
• M10: 23,908,582 km (0.069 R)
• M11: 29,807,525 km (0.109 R)
• M12: 34,509,686 km (0.09 R)
• M13: 36,464,481 km (0.056 R)
• M14: 42,453,632 km (0.063 R)
• M15: 46,846,872 km (0.08 R)
• M16: 56,714,049 km (0.117 R)
• M17: 64,284,898 km (0.115 R)
• M18: 67,879,435 km (0.098 R)
• M19: 71,382,718 km (0.109 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 457.3

Radius: 3.8

Gravity: 31.67 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 14.96 AU - 17.22 AU

Year: 23574 Days

Day: 16.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 74,202,728 km

• M1: 47,273 km (0.063 R)
• M2: 278,102 km (0.096 R)
• M3: 880,683 km (0.099 R)
• M4: 1,305,989 km (0.083 R)
• M5: 2,387,133 km (0.114 R)
• M6: 3,864,711 km (0.071 R)
• M7: 4,084,321 km (0.1 R)
• M8: 5,233,233 km (0.108 R)
• M9: 5,385,823 km (0.116 R)
• M10: 5,620,093 km (0.041 R)
• M11: 6,278,323 km (0.111 R)
• M12: 7,171,572 km (0.086 R)
• M13: 7,455,210 km (0.071 R)
• M14: 8,146,202 km (0.08 R)
• M15: 10,474,095 km (0.08 R)
• M16: 11,149,978 km (0.099 R)
• M17: 11,594,882 km (0.113 R)
• M18: 18,855,764 km (0.081 R)
• M19: 19,853,433 km (0.053 R)
• M20: 21,756,617 km (0.085 R)
• M21: 22,651,362 km (0.105 R)
• M22: 23,467,119 km (0.116 R)
• M23: 24,727,182 km (0.112 R)
• M24: 30,096,848 km (0.106 R)
• M25: 31,961,435 km (0.084 R)
• M26: 38,587,275 km (0.118 R)
• M27: 41,838,336 km (0.042 R)
• M28: 42,909,756 km (0.042 R)
• M29: 43,686,318 km (0.088 R)
• M30: 45,427,488 km (0.116 R)
• M31: 45,588,006 km (0.094 R)
• M32: 50,927,454 km (0.104 R)
• M33: 53,210,616 km (0.067 R)
• M34: 55,377,841 km (0.106 R)
• M35: 56,854,820 km (0.114 R)
• M36: 59,887,319 km (0.12 R)
• M37: 63,025,882 km (0.073 R)
• M38: 63,225,595 km (0.072 R)
• M39: 64,028,637 km (0.066 R)
• M40: 68,356,802 km (0.114 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 247 - 11,505 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit