🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.44 AU - 0.66 AU

Year: 151 Days

Day: 35.3 Hours

Environment

Temp: 176 °C

Axial Tilt: 34.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 61,756,654 km

• M1: 29,321 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.63 AU - 0.71 AU

Year: 203 Days

Day: 44.3 Hours

Environment

Temp: 171 °C

Axial Tilt: 3.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.99 AU - 1.53 AU

Year: 525 Days

Day: 40.4 Hours

Environment

Temp: -19 °C

Axial Tilt: 32.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 61,756,654 km

• M1: 172,486 km (0.107 R)
• M2: 267,930 km (0.12 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.28 AU - 1.68 AU

Year: 668 Days

Day: 26.3 Hours

Environment

Temp: -45 °C

Axial Tilt: 131.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 61,756,654 km

• M1: 40,840 km (0.074 R)
• M2: 293,661 km (0.071 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.58 AU - 1.78 AU

Year: 808 Days

Day: 15.7 Hours

Environment

Temp: -45 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.94 AU - 3.34 AU

Year: 2063 Days

Day: 22.2 Hours

Environment

Temp: -107 °C

Axial Tilt: 29.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.8

Radius: 13

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 5.38 AU - 5.84 AU

Year: 4928 Days

Day: 8.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 61,756,654 km

• M1: 161,715 km (0.083 R)
• M2: 822,788 km (0.077 R)
• M3: 5,720,623 km (0.116 R)
• M4: 6,951,963 km (0.112 R)
• M5: 7,479,295 km (0.045 R)
• M6: 9,398,037 km (0.044 R)
• M7: 10,680,839 km (0.084 R)
• M8: 11,747,771 km (0.117 R)
• M9: 15,820,872 km (0.079 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.5

Radius: 10.9

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 8.43 AU - 11.47 AU

Year: 11640 Days

Day: 12.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 61,756,654 km

• M1: 135,835 km (0.084 R)
• M2: 511,774 km (0.105 R)
• M3: 872,754 km (0.032 R)
• M4: 1,536,071 km (0.076 R)
• M5: 2,490,805 km (0.102 R)
• M6: 3,314,341 km (0.091 R)
• M7: 3,857,531 km (0.077 R)
• M8: 5,056,558 km (0.08 R)
• M9: 7,860,919 km (0.075 R)
• M10: 9,518,015 km (0.091 R)
• M11: 10,189,261 km (0.102 R)
• M12: 12,213,170 km (0.117 R)
• M13: 12,881,873 km (0.074 R)
• M14: 13,319,895 km (0.103 R)
• M15: 13,832,567 km (0.083 R)
• M16: 14,559,164 km (0.057 R)
• M17: 16,891,993 km (0.104 R)
• M18: 19,709,819 km (0.1 R)
• M19: 21,143,565 km (0.086 R)
• M20: 22,918,095 km (0.1 R)
• M21: 27,784,962 km (0.041 R)
• M22: 31,462,227 km (0.107 R)
• M23: 34,126,266 km (0.05 R)
• M24: 34,965,959 km (0.101 R)
• M25: 36,065,803 km (0.071 R)
• M26: 37,949,838 km (0.099 R)
• M27: 38,721,464 km (0.073 R)
• M28: 39,111,316 km (0.101 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 406.2

Radius: 4.6

Gravity: 19.2 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 13.57 AU - 14.01 AU

Year: 18991 Days

Day: 24.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 61,756,654 km

• M1: 59,241 km (0.057 R)
• M2: 588,817 km (0.111 R)
• M3: 788,530 km (0.12 R)
• M4: 953,537 km (0.116 R)
• M5: 1,985,613 km (0.036 R)
• M6: 3,008,413 km (0.097 R)
• M7: 3,469,623 km (0.109 R)
• M8: 4,186,347 km (0.057 R)
• M9: 4,928,651 km (0.118 R)
• M10: 5,457,630 km (0.062 R)
• M11: 5,946,067 km (0.086 R)
• M12: 7,816,040 km (0.079 R)
• M13: 8,003,336 km (0.115 R)
• M14: 9,935,543 km (0.094 R)
• M15: 12,095,437 km (0.108 R)
• M16: 14,269,393 km (0.103 R)
• M17: 15,338,569 km (0.1 R)
• M18: 16,383,510 km (0.108 R)
• M19: 17,158,277 km (0.056 R)
• M20: 19,629,185 km (0.103 R)
• M21: 20,591,549 km (0.099 R)
• M22: 21,861,335 km (0.072 R)
• M23: 29,789,574 km (0.112 R)
• M24: 30,825,389 km (0.032 R)
• M25: 35,977,540 km (0.112 R)
• M26: 44,587,795 km (0.117 R)
• M27: 46,398,976 km (0.067 R)
• M28: 49,525,721 km (0.092 R)
• M29: 58,306,219 km (0.11 R)
• M30: 59,021,596 km (0.062 R)
• M31: 59,924,120 km (0.061 R)
• M32: 61,571,791 km (0.047 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 436 - 14,640 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit