🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.44 AU - 0.6 AU

Year: 143 Days

Day: 16.7 Hours

Environment

Temp: 212 °C

Axial Tilt: 26.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.61 AU - 0.65 AU

Year: 190 Days

Day: 33 Hours

Environment

Temp: 195 °C

Axial Tilt: 161.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.92 AU - 0.94 AU

Year: 342 Days

Day: 41.8 Hours

Environment

Temp: 29 °C

Axial Tilt: 25.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.76 AU - 1.26 AU

Year: 387 Days

Day: 44.3 Hours

Environment

Temp: 1 °C

Axial Tilt: 14 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 80,656,378 km

• M1: 58,044 km (0.108 R)
• M2: 372,648 km (0.087 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.82 AU - 1.28 AU

Year: 410 Days

Day: 42 Hours

Environment

Temp: -9 °C

Axial Tilt: 26.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.72 AU - 1.8 AU

Year: 889 Days

Day: 21.8 Hours

Environment

Temp: -59 °C

Axial Tilt: 49.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 7.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893.5

Radius: 12.2

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 6.76 AU - 8.16 AU

Year: 7759 Days

Day: 10.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 140.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 80,656,378 km

• M1: 152,739 km (0.065 R)
• M2: 614,548 km (0.078 R)
• M3: 1,028,785 km (0.095 R)
• M4: 1,706,912 km (0.091 R)
• M5: 3,347,402 km (0.12 R)
• M6: 5,496,824 km (0.119 R)
• M7: 5,997,678 km (0.083 R)
• M8: 7,207,476 km (0.092 R)
• M9: 9,202,812 km (0.097 R)
• M10: 10,204,071 km (0.099 R)
• M11: 10,604,095 km (0.081 R)
• M12: 12,592,700 km (0.079 R)
• M13: 13,765,697 km (0.094 R)
• M14: 15,528,409 km (0.11 R)
• M15: 15,991,713 km (0.106 R)
• M16: 20,036,989 km (0.062 R)
• M17: 23,313,183 km (0.057 R)
• M18: 23,833,634 km (0.079 R)
• M19: 25,259,600 km (0.062 R)
• M20: 28,477,151 km (0.032 R)
• M21: 29,272,264 km (0.084 R)
• M22: 30,184,362 km (0.057 R)
• M23: 30,802,800 km (0.117 R)
• M24: 32,065,256 km (0.111 R)
• M25: 35,485,662 km (0.057 R)
• M26: 36,989,869 km (0.113 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.7

Radius: 10.9

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 7.5 AU - 8.38 AU

Year: 8520 Days

Day: 12.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 80,656,378 km

• M1: 161,416 km (0.118 R)
• M2: 535,860 km (0.089 R)
• M3: 1,870,721 km (0.119 R)
• M4: 2,299,319 km (0.1 R)
• M5: 4,378,879 km (0.056 R)
• M6: 6,284,756 km (0.086 R)
• M7: 14,067,885 km (0.109 R)
• M8: 15,834,187 km (0.099 R)
• M9: 20,788,868 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 451.7

Radius: 5.9

Gravity: 12.98 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 13.27 AU - 20.89 AU

Year: 26880 Days

Day: 20.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 164.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 80,656,378 km

• M1: 73,453 km (0.045 R)
• M2: 289,771 km (0.089 R)
• M3: 559,197 km (0.077 R)
• M4: 1,659,489 km (0.108 R)
• M5: 2,163,185 km (0.097 R)
• M6: 6,001,119 km (0.08 R)
• M7: 6,215,792 km (0.076 R)
• M8: 7,614,083 km (0.079 R)
• M9: 8,280,541 km (0.091 R)
• M10: 8,985,147 km (0.061 R)
• M11: 9,209,843 km (0.097 R)
• M12: 9,787,889 km (0.05 R)
• M13: 12,070,304 km (0.112 R)
• M14: 12,482,446 km (0.047 R)
• M15: 15,959,250 km (0.098 R)
• M16: 19,558,725 km (0.087 R)
• M17: 21,396,385 km (0.106 R)
• M18: 22,926,173 km (0.103 R)
• M19: 29,776,409 km (0.085 R)
• M20: 31,292,883 km (0.04 R)
• M21: 34,616,199 km (0.077 R)
• M22: 36,576,231 km (0.098 R)
• M23: 37,583,473 km (0.101 R)
• M24: 38,020,748 km (0.113 R)
• M25: 38,314,259 km (0.047 R)
• M26: 40,563,163 km (0.078 R)
• M27: 44,504,319 km (0.101 R)
• M28: 45,983,393 km (0.089 R)
• M29: 51,507,744 km (0.119 R)
• M30: 52,954,804 km (0.072 R)
• M31: 58,427,692 km (0.086 R)
• M32: 60,001,163 km (0.07 R)
• M33: 72,713,242 km (0.118 R)
• M34: 73,165,327 km (0.062 R)
• M35: 78,026,210 km (0.108 R)
• M36: 79,933,284 km (0.048 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: 498 - 15,513 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit