🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.6 AU - 0.86 AU

Year: 222 Days

Day: 19.8 Hours

Environment

Temp: 203 °C

Axial Tilt: 42.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.85 AU - 1.37 AU

Year: 417 Days

Day: 12.5 Hours

Environment

Temp: 32 °C

Axial Tilt: 27.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.74 AU - 2.54 AU

Year: 1116 Days

Day: 16.9 Hours

Environment

Temp: -65 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.12 AU - 3.1 AU

Year: 1503 Days

Day: 35.3 Hours

Environment

Temp: -73 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.46 AU - 4.04 AU

Year: 2088 Days

Day: 23.3 Hours

Environment

Temp: -102 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.4

Radius: 14

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 6.05 AU - 6.73 AU

Year: 5758 Days

Day: 5.7 Hours

Environment

Temp: -145 °C

Axial Tilt: 140.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 98,597,725 km

• M1: 174,431 km (0.036 R)
• M2: 803,041 km (0.092 R)
• M3: 1,290,282 km (0.084 R)
• M4: 1,860,698 km (0.12 R)
• M5: 3,524,376 km (0.059 R)
• M6: 4,610,906 km (0.089 R)
• M7: 5,314,315 km (0.104 R)
• M8: 7,475,705 km (0.081 R)
• M9: 9,262,801 km (0.053 R)
• M10: 10,912,865 km (0.088 R)
• M11: 14,733,894 km (0.117 R)
• M12: 17,095,446 km (0.068 R)
• M13: 19,500,382 km (0.085 R)
• M14: 22,850,476 km (0.086 R)
• M15: 23,593,828 km (0.097 R)
• M16: 25,921,272 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 517.3

Radius: 5.5

Gravity: 17.1 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 14.62 AU - 17.7 AU

Year: 23156 Days

Day: 16.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 98,597,725 km

• M1: 68,516 km (0.103 R)
• M2: 286,929 km (0.108 R)
• M3: 707,000 km (0.045 R)
• M4: 1,059,003 km (0.116 R)
• M5: 2,593,129 km (0.038 R)
• M6: 3,872,490 km (0.103 R)
• M7: 6,351,477 km (0.1 R)
• M8: 7,164,092 km (0.117 R)
• M9: 9,103,778 km (0.039 R)
• M10: 9,552,572 km (0.115 R)
• M11: 10,739,332 km (0.117 R)
• M12: 11,304,214 km (0.064 R)
• M13: 12,087,807 km (0.075 R)
• M14: 12,976,867 km (0.075 R)
• M15: 14,130,117 km (0.041 R)
• M16: 16,721,302 km (0.118 R)
• M17: 20,837,787 km (0.103 R)
• M18: 22,013,177 km (0.107 R)
• M19: 29,762,347 km (0.096 R)
• M20: 32,013,496 km (0.049 R)
• M21: 32,528,860 km (0.109 R)
• M22: 33,708,290 km (0.062 R)
• M23: 34,645,072 km (0.093 R)
• M24: 34,915,993 km (0.089 R)
• M25: 42,618,339 km (0.101 R)
• M26: 46,122,669 km (0.116 R)
• M27: 51,731,841 km (0.118 R)
• M28: 61,862,609 km (0.052 R)
• M29: 64,076,508 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 680.9

Radius: 4.2

Gravity: 38.6 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 14.67 AU - 23.39 AU

Year: 29591 Days

Day: 18.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 98,597,725 km

• M1: 52,210 km (0.065 R)
• M2: 194,477 km (0.075 R)
• M3: 352,602 km (0.116 R)
• M4: 852,409 km (0.11 R)
• M5: 1,159,832 km (0.102 R)
• M6: 3,132,430 km (0.09 R)
• M7: 3,466,482 km (0.05 R)
• M8: 3,994,263 km (0.116 R)
• M9: 4,169,592 km (0.112 R)
• M10: 5,502,359 km (0.073 R)
• M11: 5,808,437 km (0.067 R)
• M12: 6,696,150 km (0.045 R)
• M13: 9,092,259 km (0.088 R)
• M14: 10,349,031 km (0.119 R)
• M15: 11,575,135 km (0.103 R)
• M16: 13,828,678 km (0.069 R)
• M17: 15,397,810 km (0.099 R)
• M18: 16,627,205 km (0.11 R)
• M19: 17,920,628 km (0.068 R)
• M20: 19,984,181 km (0.106 R)
• M21: 21,231,827 km (0.103 R)
• M22: 21,983,108 km (0.098 R)
• M23: 22,751,891 km (0.064 R)
• M24: 23,424,932 km (0.062 R)
• M25: 25,284,583 km (0.088 R)
• M26: 25,643,917 km (0.107 R)
• M27: 27,115,362 km (0.112 R)
• M28: 30,091,013 km (0.055 R)
• M29: 32,144,693 km (0.079 R)
• M30: 34,289,777 km (0.075 R)
• M31: 37,605,763 km (0.082 R)
• M32: 41,129,242 km (0.079 R)
• M33: 45,746,281 km (0.097 R)
• M34: 57,217,894 km (0.119 R)
• M35: 77,290,039 km (0.092 R)
• M36: 79,830,510 km (0.065 R)
• M37: 80,603,333 km (0.1 R)
• M38: 82,164,087 km (0.111 R)
• M39: 95,381,358 km (0.074 R)
• M40: 96,251,569 km (0.11 R)

Kuiper Belt

Range: 30.8 - 54.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 303 - 11,978 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit