🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.45 AU - 0.59 AU

Year: 132 Days

Day: 22.7 Hours

Environment

Temp: 213 °C

Axial Tilt: 14.6 °

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: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.71 AU - 0.87 AU

Year: 247 Days

Day: 30.9 Hours

Environment

Temp: 168 °C

Axial Tilt: 2.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.99 AU - 1.37 AU

Year: 451 Days

Day: 34.6 Hours

Environment

Temp: 26 °C

Axial Tilt: 45.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 51,283,827 km

• M1: 243,695 km (0.116 R)
• M2: 297,999 km (0.096 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.08 AU - 1.32 AU

Year: 462 Days

Day: 25.1 Hours

Environment

Temp: 31 °C

Axial Tilt: 21.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 51,283,827 km

• M1: 43,084 km (0.114 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.58 AU - 1.7 AU

Year: 738 Days

Day: 20.3 Hours

Environment

Temp: -21 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.31 AU - 3.23 AU

Year: 1620 Days

Day: 17.4 Hours

Environment

Temp: -86 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 3.05 AU - 3.67 AU

Year: 2165 Days

Day: 26 Hours

Environment

Temp: -96 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Ice Giant

Semi-Major Axis: 16.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 644.7

Radius: 4.6

Gravity: 30.47 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 13.06 AU - 19.96 AU

Year: 23578 Days

Day: 23.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 51,283,827 km

• M1: 57,146 km (0.077 R)
• M2: 235,766 km (0.075 R)
• M3: 437,574 km (0.028 R)
• M4: 1,387,969 km (0.068 R)
• M5: 1,693,897 km (0.087 R)
• M6: 2,002,517 km (0.08 R)
• M7: 3,100,266 km (0.101 R)
• M8: 3,714,964 km (0.096 R)
• M9: 4,548,374 km (0.097 R)
• M10: 5,379,091 km (0.108 R)
• M11: 5,581,197 km (0.068 R)
• M12: 6,086,988 km (0.047 R)
• M13: 9,196,230 km (0.097 R)
• M14: 9,485,403 km (0.117 R)
• M15: 10,204,071 km (0.072 R)
• M16: 13,518,262 km (0.116 R)
• M17: 14,896,507 km (0.1 R)
• M18: 15,215,151 km (0.108 R)
• M19: 17,397,335 km (0.094 R)
• M20: 21,855,800 km (0.095 R)
• M21: 22,060,899 km (0.118 R)
• M22: 22,474,687 km (0.115 R)
• M23: 22,788,543 km (0.059 R)
• M24: 23,964,083 km (0.094 R)
• M25: 24,955,468 km (0.084 R)
• M26: 26,902,185 km (0.042 R)
• M27: 27,852,281 km (0.105 R)
• M28: 29,319,238 km (0.085 R)
• M29: 33,075,341 km (0.114 R)
• M30: 36,560,373 km (0.038 R)
• M31: 38,914,745 km (0.066 R)
• M32: 39,975,842 km (0.113 R)
• M33: 41,839,383 km (0.097 R)
• M34: 44,577,473 km (0.114 R)
• M35: 44,907,336 km (0.066 R)
• M36: 50,228,981 km (0.103 R)
• M37: 54,063,324 km (0.105 R)
• M38: 68,904,480 km (0.103 R)
• M39: 75,716,269 km (0.108 R)
• M40: 80,987,500 km (0.075 R)
• M41: 81,971,405 km (0.085 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 90.2

Radius: 5.3

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 15.09 AU - 24.11 AU

Year: 30497 Days

Day: 23.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 135.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 51,283,827 km

• M1: 66,272 km (0.058 R)
• M2: 300,243 km (0.066 R)
• M3: 641,625 km (0.118 R)
• M4: 1,940,135 km (0.109 R)
• M5: 4,081,479 km (0.099 R)
• M6: 5,801,256 km (0.095 R)
• M7: 6,165,676 km (0.116 R)
• M8: 6,940,294 km (0.115 R)
• M9: 10,214,991 km (0.043 R)
• M10: 11,240,036 km (0.093 R)
• M11: 14,066,837 km (0.045 R)
• M12: 14,724,021 km (0.099 R)
• M13: 17,408,704 km (0.087 R)
• M14: 18,320,054 km (0.111 R)
• M15: 18,709,009 km (0.085 R)
• M16: 18,944,925 km (0.104 R)
• M17: 19,990,614 km (0.119 R)
• M18: 20,989,329 km (0.065 R)
• M19: 22,196,285 km (0.049 R)
• M20: 31,520,122 km (0.097 R)
• M21: 32,190,919 km (0.097 R)
• M22: 37,653,186 km (0.079 R)
• M23: 39,301,904 km (0.11 R)
• M24: 43,289,136 km (0.077 R)

Kuiper Belt

Range: 31.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 488 - 12,295 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit