🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.12 AU - 1.12 AU

Year: 449 Days

Day: 41.4 Hours

Environment

Temp: 4 °C

Axial Tilt: 28.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.78 AU - 1.96 AU

Year: 969 Days

Day: 24.9 Hours

Environment

Temp: -64 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.75 AU - 2.63 AU

Year: 1227 Days

Day: 19.3 Hours

Environment

Temp: -82 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 2.28 AU - 2.46 AU

Year: 1382 Days

Day: 43.3 Hours

Environment

Temp: -93 °C

Axial Tilt: 48.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.97 AU - 3.39 AU

Year: 2148 Days

Day: 43.9 Hours

Environment

Temp: -115 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.34 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.3

Radius: 14.2

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 6.57 AU - 8.41 AU

Year: 7764 Days

Day: 11.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 70,162,264 km

• M1: 177,573 km (0.102 R)
• M2: 733,927 km (0.114 R)
• M3: 1,313,021 km (0.092 R)
• M4: 2,146,879 km (0.108 R)
• M5: 2,723,878 km (0.111 R)
• M6: 3,403,800 km (0.096 R)
• M7: 3,859,625 km (0.109 R)
• M8: 4,438,718 km (0.117 R)
• M9: 5,576,709 km (0.085 R)
• M10: 6,497,634 km (0.053 R)
• M11: 7,637,570 km (0.117 R)
• M12: 8,255,558 km (0.045 R)
• M13: 10,812,336 km (0.079 R)
• M14: 11,276,239 km (0.094 R)
• M15: 13,798,608 km (0.075 R)
• M16: 15,223,827 km (0.112 R)
• M17: 15,741,885 km (0.113 R)
• M18: 19,027,353 km (0.085 R)
• M19: 20,088,451 km (0.118 R)
• M20: 21,348,963 km (0.12 R)
• M21: 26,178,281 km (0.102 R)
• M22: 27,205,719 km (0.116 R)
• M23: 35,390,817 km (0.08 R)
• M24: 38,646,516 km (0.081 R)
• M25: 39,856,164 km (0.074 R)
• M26: 42,733,978 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 837.9

Radius: 5.3

Gravity: 29.83 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 10.1 AU - 15.64 AU

Year: 17487 Days

Day: 18.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 70,162,264 km

• M1: 125,662 km (0.075 R)
• M2: 364,720 km (0.095 R)
• M3: 651,798 km (0.076 R)
• M4: 868,266 km (0.032 R)
• M5: 1,172,548 km (0.117 R)
• M6: 1,715,439 km (0.036 R)
• M7: 1,897,799 km (0.115 R)
• M8: 2,434,107 km (0.103 R)
• M9: 3,253,305 km (0.103 R)
• M10: 3,954,919 km (0.106 R)
• M11: 4,308,269 km (0.111 R)
• M12: 4,788,179 km (0.118 R)
• M13: 5,040,999 km (0.107 R)
• M14: 5,853,615 km (0.075 R)
• M15: 7,396,717 km (0.03 R)
• M16: 8,758,656 km (0.045 R)
• M17: 10,700,736 km (0.116 R)
• M18: 11,386,044 km (0.115 R)
• M19: 13,403,072 km (0.09 R)
• M20: 14,421,085 km (0.069 R)
• M21: 16,774,409 km (0.116 R)
• M22: 17,955,335 km (0.041 R)
• M23: 20,107,151 km (0.059 R)
• M24: 22,324,939 km (0.092 R)
• M25: 24,275,695 km (0.069 R)
• M26: 30,068,574 km (0.093 R)
• M27: 30,805,343 km (0.097 R)
• M28: 32,059,871 km (0.11 R)
• M29: 42,113,745 km (0.052 R)
• M30: 44,760,431 km (0.119 R)
• M31: 45,238,695 km (0.06 R)
• M32: 51,945,617 km (0.094 R)
• M33: 54,260,344 km (0.11 R)
• M34: 55,168,553 km (0.115 R)
• M35: 55,534,769 km (0.109 R)
• M36: 61,222,779 km (0.074 R)
• M37: 61,418,902 km (0.082 R)
• M38: 65,837,873 km (0.104 R)
• M39: 71,111,198 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 688

Radius: 5.9

Gravity: 19.76 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 12.2 AU - 13.72 AU

Year: 17671 Days

Day: 20.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 70,162,264 km

• M1: 73,303 km (0.076 R)
• M2: 495,917 km (0.086 R)
• M3: 1,546,992 km (0.104 R)
• M4: 2,327,294 km (0.111 R)
• M5: 2,592,232 km (0.109 R)
• M6: 3,509,716 km (0.097 R)
• M7: 3,919,315 km (0.083 R)
• M8: 4,939,422 km (0.111 R)
• M9: 6,043,754 km (0.114 R)
• M10: 6,333,375 km (0.1 R)
• M11: 8,993,076 km (0.058 R)
• M12: 9,425,563 km (0.069 R)
• M13: 10,866,341 km (0.102 R)
• M14: 11,734,457 km (0.082 R)
• M15: 18,019,512 km (0.079 R)
• M16: 20,132,133 km (0.098 R)
• M17: 21,437,973 km (0.103 R)
• M18: 28,016,988 km (0.034 R)
• M19: 31,084,194 km (0.077 R)
• M20: 32,446,731 km (0.098 R)
• M21: 36,635,920 km (0.061 R)
• M22: 41,319,381 km (0.092 R)
• M23: 43,880,795 km (0.049 R)
• M24: 68,080,495 km (0.061 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 255 - 16,062 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit