🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.44 AU - 0.66 AU

Year: 268 Days

Day: 44.1 Hours

Environment

Temp: -125 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,979,376 km

• M1: 125,213 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.58 AU - 0.6 AU

Year: 297 Days

Day: 23.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,979,376 km

• M1: 229,782 km (0.032 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.58 AU - 0.7 AU

Year: 336 Days

Day: 40.1 Hours

Environment

Temp: -127 °C

Axial Tilt: 23.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.15 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915

Radius: 14.4

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 3.46 AU - 3.84 AU

Year: 4575 Days

Day: 9.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 64,979,376 km

• M1: 180,415 km (0.08 R)
• M2: 1,309,131 km (0.107 R)
• M3: 1,757,476 km (0.049 R)
• M4: 3,212,165 km (0.109 R)
• M5: 4,192,331 km (0.092 R)
• M6: 5,980,474 km (0.047 R)
• M7: 7,677,812 km (0.075 R)
• M8: 8,347,860 km (0.101 R)
• M9: 9,551,375 km (0.076 R)
• M10: 13,912,303 km (0.085 R)
• M11: 17,110,406 km (0.114 R)
• M12: 18,061,400 km (0.041 R)
• M13: 19,655,963 km (0.119 R)
• M14: 22,221,268 km (0.086 R)
• M15: 23,200,236 km (0.089 R)
• M16: 23,661,596 km (0.114 R)
• M17: 24,682,452 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.4

Radius: 10.8

Gravity: 7.81 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 3.82 AU - 4.04 AU

Year: 5111 Days

Day: 14.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 64,979,376 km

• M1: 134,339 km (0.119 R)
• M2: 871,108 km (0.069 R)
• M3: 1,441,974 km (0.045 R)
• M4: 1,890,319 km (0.054 R)
• M5: 2,364,095 km (0.112 R)
• M6: 3,686,391 km (0.056 R)
• M7: 4,963,807 km (0.06 R)
• M8: 5,966,113 km (0.069 R)
• M9: 6,958,246 km (0.119 R)
• M10: 7,530,607 km (0.094 R)
• M11: 8,134,085 km (0.112 R)
• M12: 8,810,417 km (0.12 R)
• M13: 11,402,649 km (0.084 R)
• M14: 12,046,817 km (0.057 R)
• M15: 15,398,857 km (0.082 R)
• M16: 17,579,395 km (0.086 R)
• M17: 18,574,072 km (0.097 R)
• M18: 19,396,561 km (0.04 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.1

Radius: 9.1

Gravity: 8.61 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 3.13 AU - 5.15 AU

Year: 5526 Days

Day: 11.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 64,979,376 km

• M1: 176,825 km (0.086 R)
• M2: 515,065 km (0.102 R)
• M3: 993,330 km (0.069 R)
• M4: 1,584,092 km (0.119 R)
• M5: 2,076,867 km (0.099 R)
• M6: 2,741,531 km (0.114 R)
• M7: 3,245,077 km (0.095 R)
• M8: 3,878,474 km (0.091 R)
• M9: 4,830,515 km (0.111 R)
• M10: 5,777,171 km (0.077 R)
• M11: 6,539,970 km (0.083 R)
• M12: 9,786,992 km (0.087 R)
• M13: 11,104,500 km (0.073 R)
• M14: 12,485,139 km (0.088 R)
• M15: 13,216,822 km (0.118 R)
• M16: 15,229,362 km (0.047 R)
• M17: 16,064,567 km (0.061 R)
• M18: 17,119,382 km (0.11 R)
• M19: 18,821,058 km (0.109 R)
• M20: 25,168,944 km (0.032 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 355.6

Radius: 3

Gravity: 39.51 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 9.23 AU - 11.51 AU

Year: 21907 Days

Day: 23.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 64,979,376 km

• M1: 123,717 km (0.067 R)
• M2: 441,912 km (0.09 R)
• M3: 638,783 km (0.046 R)
• M4: 1,861,895 km (0.112 R)
• M5: 3,919,315 km (0.054 R)
• M6: 4,039,741 km (0.072 R)
• M7: 8,959,566 km (0.079 R)
• M8: 14,347,184 km (0.096 R)
• M9: 18,454,393 km (0.086 R)
• M10: 20,637,924 km (0.101 R)
• M11: 23,280,720 km (0.089 R)
• M12: 24,887,850 km (0.067 R)
• M13: 25,404,860 km (0.087 R)
• M14: 28,320,822 km (0.117 R)
• M15: 29,111,746 km (0.092 R)
• M16: 32,914,972 km (0.096 R)
• M17: 48,975,800 km (0.091 R)
• M18: 51,269,434 km (0.086 R)
• M19: 55,191,142 km (0.086 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 394 - 11,431 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit