🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.77 AU - 0.79 AU

Year: 260 Days

Day: 20.3 Hours

Environment

Temp: 87 °C

Axial Tilt: 34.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.7 AU - 1 AU

Year: 295 Days

Day: 38.9 Hours

Environment

Temp: 160 °C

Axial Tilt: 36.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.32 AU - 1.36 AU

Year: 584 Days

Day: 41.5 Hours

Environment

Temp: -38 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.11 AU - 2.57 AU

Year: 1348 Days

Day: 13.3 Hours

Environment

Temp: -81 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 2.25 AU - 3.67 AU

Year: 1919 Days

Day: 33.8 Hours

Environment

Temp: -107 °C

Axial Tilt: 7.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,375,789 km

• M1: 877,990 km (0.096 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 212.1

Radius: 7.8

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 15.7 AU - 15.92 AU

Year: 23682 Days

Day: 24.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,375,789 km

• M1: 97,239 km (0.118 R)
• M2: 415,882 km (0.056 R)
• M3: 709,393 km (0.118 R)
• M4: 1,280,259 km (0.111 R)
• M5: 1,777,522 km (0.064 R)
• M6: 2,714,005 km (0.114 R)
• M7: 3,105,951 km (0.079 R)
• M8: 4,419,570 km (0.03 R)
• M9: 15,174,909 km (0.099 R)
• M10: 18,665,326 km (0.079 R)
• M11: 21,121,125 km (0.112 R)
• M12: 22,935,298 km (0.1 R)
• M13: 26,974,291 km (0.079 R)
• M14: 33,944,954 km (0.103 R)
• M15: 37,194,369 km (0.112 R)
• M16: 42,871,608 km (0.069 R)
• M17: 55,065,031 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 318.6

Radius: 4.8

Gravity: 13.83 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 13.63 AU - 19.17 AU

Year: 25020 Days

Day: 24.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 50,375,789 km

• M1: 59,989 km (0.074 R)
• M2: 432,487 km (0.068 R)
• M3: 1,004,998 km (0.091 R)
• M4: 1,167,163 km (0.119 R)
• M5: 1,676,394 km (0.12 R)
• M6: 2,136,706 km (0.039 R)
• M7: 2,966,675 km (0.078 R)
• M8: 3,666,045 km (0.107 R)
• M9: 4,210,582 km (0.064 R)
• M10: 7,717,605 km (0.072 R)
• M11: 9,024,940 km (0.099 R)
• M12: 9,455,184 km (0.117 R)
• M13: 11,561,971 km (0.115 R)
• M14: 15,505,819 km (0.116 R)
• M15: 17,404,815 km (0.119 R)
• M16: 20,535,749 km (0.063 R)
• M17: 23,017,128 km (0.11 R)
• M18: 23,315,576 km (0.101 R)
• M19: 33,267,126 km (0.075 R)
• M20: 33,521,292 km (0.066 R)
• M21: 36,134,318 km (0.069 R)
• M22: 37,353,242 km (0.032 R)
• M23: 43,708,907 km (0.114 R)
• M24: 52,619,555 km (0.037 R)
• M25: 55,066,527 km (0.111 R)
• M26: 62,666,997 km (0.12 R)
• M27: 63,444,008 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 26.8

Radius: 6.3

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 16.75 AU - 17.39 AU

Year: 26569 Days

Day: 21.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 50,375,789 km

• M1: 902,374 km (0.078 R)
• M2: 1,207,554 km (0.039 R)
• M3: 1,447,958 km (0.039 R)
• M4: 4,184,402 km (0.086 R)
• M5: 4,507,085 km (0.09 R)
• M6: 7,111,135 km (0.051 R)
• M7: 8,279,045 km (0.056 R)
• M8: 14,127,873 km (0.067 R)
• M9: 19,200,288 km (0.064 R)
• M10: 25,366,563 km (0.092 R)
• M11: 27,885,342 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 110.3

Radius: 7.7

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 14.01 AU - 20.37 AU

Year: 26850 Days

Day: 19.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 79.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 50,375,789 km

• M1: 97,388 km (0.093 R)
• M2: 414,087 km (0.081 R)
• M3: 910,004 km (0.103 R)
• M4: 1,187,657 km (0.064 R)
• M5: 2,383,393 km (0.108 R)
• M6: 2,789,851 km (0.085 R)
• M7: 4,205,944 km (0.102 R)
• M8: 4,677,477 km (0.04 R)
• M9: 5,484,408 km (0.117 R)
• M10: 6,011,142 km (0.082 R)
• M11: 8,279,943 km (0.109 R)
• M12: 10,317,616 km (0.03 R)
• M13: 17,939,926 km (0.055 R)
• M14: 22,871,869 km (0.119 R)
• M15: 23,773,196 km (0.071 R)
• M16: 24,885,755 km (0.062 R)
• M17: 26,717,731 km (0.11 R)
• M18: 33,319,635 km (0.098 R)
• M19: 36,021,671 km (0.069 R)
• M20: 36,627,842 km (0.099 R)
• M21: 50,375,737 km (0.075 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 18,163 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit