🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.72 AU - 0.78 AU

Year: 238 Days

Day: 38.2 Hours

Environment

Temp: 124 °C

Axial Tilt: 36.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.61 AU - 0.97 AU

Year: 258 Days

Day: 25.6 Hours

Environment

Temp: 173 °C

Axial Tilt: 18.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 80,551,913 km

• M1: 137,630 km (0.032 R)
• M2: 423,063 km (0.066 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.87 AU - 1.07 AU

Year: 351 Days

Day: 38 Hours

Environment

Temp: 28 °C

Axial Tilt: 26 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 80,551,913 km

• M1: 578,944 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.11 AU - 1.61 AU

Year: 582 Days

Day: 44 Hours

Environment

Temp: -27 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 2.29 AU - 3.43 AU

Year: 1776 Days

Day: 13.2 Hours

Environment

Temp: -97 °C

Axial Tilt: 12 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 80,551,913 km

• M1: 465,997 km (0.12 R)
• M2: 2,066,844 km (0.108 R)

Asteroid Belt

Center: 7.71 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 12.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 248.6

Radius: 6.8

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 12.38 AU - 12.74 AU

Year: 16340 Days

Day: 16.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 80,551,913 km

• M1: 84,672 km (0.086 R)
• M2: 869,612 km (0.091 R)
• M3: 2,275,234 km (0.119 R)
• M4: 2,703,234 km (0.034 R)
• M5: 3,875,333 km (0.079 R)
• M6: 4,603,575 km (0.098 R)
• M7: 5,654,949 km (0.089 R)
• M8: 8,005,132 km (0.08 R)
• M9: 12,207,934 km (0.114 R)
• M10: 15,979,297 km (0.08 R)
• M11: 17,391,351 km (0.098 R)
• M12: 18,579,457 km (0.101 R)
• M13: 18,884,786 km (0.108 R)
• M14: 25,527,829 km (0.026 R)
• M15: 29,471,080 km (0.12 R)
• M16: 36,833,689 km (0.101 R)
• M17: 44,511,650 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 864.3

Radius: 7.9

Gravity: 13.85 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 10.66 AU - 17.5 AU

Year: 19394 Days

Day: 23.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 84.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 80,551,913 km

• M1: 98,286 km (0.067 R)
• M2: 397,781 km (0.062 R)
• M3: 676,631 km (0.073 R)
• M4: 1,238,521 km (0.065 R)
• M5: 2,314,279 km (0.056 R)
• M6: 3,069,150 km (0.096 R)
• M7: 3,978,406 km (0.05 R)
• M8: 5,170,402 km (0.043 R)
• M9: 5,643,131 km (0.097 R)
• M10: 8,135,282 km (0.053 R)
• M11: 8,612,200 km (0.117 R)
• M12: 9,220,016 km (0.063 R)
• M13: 10,155,003 km (0.119 R)
• M14: 10,583,301 km (0.111 R)
• M15: 11,280,577 km (0.085 R)
• M16: 12,280,489 km (0.057 R)
• M17: 12,837,292 km (0.036 R)
• M18: 17,216,920 km (0.114 R)
• M19: 17,914,345 km (0.119 R)
• M20: 18,721,276 km (0.092 R)
• M21: 19,272,544 km (0.074 R)
• M22: 19,646,090 km (0.092 R)
• M23: 22,397,344 km (0.112 R)
• M24: 23,758,087 km (0.04 R)
• M25: 26,413,299 km (0.116 R)
• M26: 29,629,653 km (0.112 R)
• M27: 29,877,836 km (0.093 R)
• M28: 30,630,762 km (0.089 R)
• M29: 32,174,164 km (0.076 R)
• M30: 33,768,877 km (0.097 R)
• M31: 34,585,532 km (0.118 R)
• M32: 38,277,757 km (0.118 R)
• M33: 44,295,780 km (0.112 R)
• M34: 45,274,300 km (0.117 R)
• M35: 48,640,102 km (0.079 R)
• M36: 51,449,999 km (0.114 R)
• M37: 53,077,175 km (0.065 R)
• M38: 57,970,372 km (0.056 R)
• M39: 63,156,032 km (0.12 R)
• M40: 66,072,293 km (0.117 R)
• M41: 67,349,261 km (0.111 R)
• M42: 79,112,440 km (0.101 R)
• M43: 80,310,719 km (0.117 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 324 - 10,580 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit