🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.6 AU - 0.84 AU

Year: 228 Days

Day: 20.5 Hours

Environment

Temp: 161 °C

Axial Tilt: 14.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.42 AU - 1.62 AU

Year: 699 Days

Day: 24.7 Hours

Environment

Temp: -48 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.39 AU - 1.79 AU

Year: 747 Days

Day: 41.3 Hours

Environment

Temp: -40 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,461,991 km

• M1: 57,745 km (0.066 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.66 AU - 1.76 AU

Year: 834 Days

Day: 41.2 Hours

Environment

Temp: -65 °C

Axial Tilt: 16.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.77 AU - 2.55 AU

Year: 1183 Days

Day: 18.9 Hours

Environment

Temp: -70 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619

Radius: 14.5

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 4.65 AU - 5.73 AU

Year: 4408 Days

Day: 9.7 Hours

Environment

Temp: -137 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 77,461,991 km

• M1: 180,265 km (0.116 R)
• M2: 1,155,943 km (0.106 R)
• M3: 1,873,713 km (0.103 R)
• M4: 2,482,277 km (0.116 R)
• M5: 3,184,191 km (0.082 R)
• M6: 6,814,632 km (0.12 R)
• M7: 7,671,828 km (0.072 R)
• M8: 8,415,628 km (0.108 R)
• M9: 9,363,630 km (0.033 R)
• M10: 11,203,684 km (0.115 R)
• M11: 12,637,729 km (0.114 R)
• M12: 13,224,601 km (0.096 R)
• M13: 14,825,448 km (0.083 R)
• M14: 16,842,925 km (0.102 R)
• M15: 17,674,839 km (0.084 R)
• M16: 18,224,013 km (0.11 R)
• M17: 22,535,423 km (0.119 R)
• M18: 24,436,064 km (0.047 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 162.9

Radius: 3.1

Gravity: 16.95 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 14.23 AU - 16.21 AU

Year: 22135 Days

Day: 16.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 77,461,991 km

• M1: 47,423 km (0.108 R)
• M2: 219,011 km (0.059 R)
• M3: 472,729 km (0.071 R)
• M4: 1,833,322 km (0.038 R)
• M5: 2,218,088 km (0.107 R)
• M6: 2,760,679 km (0.079 R)
• M7: 5,788,390 km (0.102 R)
• M8: 8,152,336 km (0.077 R)
• M9: 12,166,795 km (0.076 R)
• M10: 13,250,631 km (0.098 R)
• M11: 15,333,183 km (0.067 R)
• M12: 18,850,229 km (0.074 R)
• M13: 46,895,941 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 24.7

Radius: 5.9

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 13.38 AU - 20.84 AU

Year: 26383 Days

Day: 19.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 77,461,991 km

• M1: 101,727 km (0.049 R)
• M2: 522,396 km (0.085 R)
• M3: 1,197,232 km (0.072 R)
• M4: 1,540,110 km (0.07 R)
• M5: 1,960,630 km (0.107 R)
• M6: 2,454,751 km (0.119 R)
• M7: 4,314,403 km (0.074 R)
• M8: 5,659,287 km (0.095 R)
• M9: 7,651,333 km (0.079 R)
• M10: 8,588,264 km (0.088 R)
• M11: 19,124,891 km (0.093 R)
• M12: 21,265,337 km (0.112 R)
• M13: 24,649,092 km (0.059 R)
• M14: 29,162,908 km (0.078 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 315.1

Radius: 3

Gravity: 35.01 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 14.69 AU - 22.83 AU

Year: 30290 Days

Day: 23.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 77,461,991 km

• M1: 43,533 km (0.094 R)
• M2: 148,999 km (0.089 R)
• M3: 431,291 km (0.109 R)
• M4: 967,150 km (0.091 R)
• M5: 1,247,048 km (0.099 R)
• M6: 4,524,887 km (0.064 R)
• M7: 6,065,146 km (0.106 R)
• M8: 7,045,761 km (0.092 R)
• M9: 7,821,874 km (0.094 R)
• M10: 8,230,725 km (0.09 R)
• M11: 14,603,445 km (0.117 R)
• M12: 15,065,852 km (0.062 R)
• M13: 16,428,838 km (0.118 R)
• M14: 19,397,159 km (0.05 R)
• M15: 23,743,426 km (0.097 R)
• M16: 26,253,978 km (0.09 R)
• M17: 31,923,138 km (0.082 R)
• M18: 32,310,447 km (0.041 R)
• M19: 40,276,384 km (0.114 R)
• M20: 41,489,473 km (0.079 R)
• M21: 42,415,185 km (0.115 R)
• M22: 43,829,483 km (0.059 R)
• M23: 52,441,085 km (0.12 R)
• M24: 57,046,156 km (0.102 R)
• M25: 63,935,437 km (0.032 R)
• M26: 65,169,470 km (0.063 R)
• M27: 69,181,984 km (0.104 R)
• M28: 77,229,901 km (0.096 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 497 - 14,599 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit