🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.48 AU - 0.62 AU

Year: 155 Days

Day: 29.5 Hours

Environment

Temp: 208 °C

Axial Tilt: 24.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 66,209,713 km

• M1: 58,493 km (0.026 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.44 AU - 0.7 AU

Year: 164 Days

Day: 33.1 Hours

Environment

Temp: 169 °C

Axial Tilt: 2.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.97 AU - 1.43 AU

Year: 501 Days

Day: 20.3 Hours

Environment

Temp: -20 °C

Axial Tilt: 4.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.17 AU - 1.49 AU

Year: 584 Days

Day: 27.7 Hours

Environment

Temp: -42 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,209,713 km

• M1: 528,828 km (0.102 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.47 AU - 2.03 AU

Year: 882 Days

Day: 20.2 Hours

Environment

Temp: -73 °C

Axial Tilt: 97.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.66 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 3.53 AU - 3.59 AU

Year: 2558 Days

Day: 25.6 Hours

Environment

Temp: -128 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.8

Radius: 8.4

Gravity: 13.73 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 4.19 AU - 6.25 AU

Year: 4542 Days

Day: 11.4 Hours

Environment

Temp: -143 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 66,209,713 km

• M1: 104,419 km (0.115 R)
• M2: 381,475 km (0.076 R)
• M3: 837,898 km (0.109 R)
• M4: 1,274,424 km (0.07 R)
• M5: 1,570,478 km (0.041 R)
• M6: 1,856,809 km (0.114 R)
• M7: 2,240,677 km (0.045 R)
• M8: 2,953,361 km (0.109 R)
• M9: 3,586,759 km (0.041 R)
• M10: 3,994,263 km (0.099 R)
• M11: 4,307,521 km (0.08 R)
• M12: 4,794,911 km (0.079 R)
• M13: 5,880,094 km (0.1 R)
• M14: 8,217,261 km (0.096 R)
• M15: 9,090,165 km (0.1 R)
• M16: 11,930,879 km (0.11 R)
• M17: 13,740,714 km (0.077 R)
• M18: 14,068,333 km (0.113 R)
• M19: 14,569,636 km (0.101 R)
• M20: 17,574,608 km (0.119 R)
• M21: 20,825,520 km (0.094 R)
• M22: 21,918,482 km (0.109 R)
• M23: 22,819,958 km (0.114 R)
• M24: 23,667,879 km (0.058 R)
• M25: 24,857,781 km (0.113 R)
• M26: 27,013,785 km (0.083 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 719.6

Radius: 13.1

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 7.97 AU - 12.17 AU

Year: 12169 Days

Day: 8.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 66,209,713 km

• M1: 162,912 km (0.089 R)
• M2: 592,707 km (0.07 R)
• M3: 1,170,304 km (0.036 R)
• M4: 2,081,505 km (0.111 R)
• M5: 2,725,075 km (0.079 R)
• M6: 3,372,534 km (0.029 R)
• M7: 3,923,803 km (0.103 R)
• M8: 4,565,727 km (0.086 R)
• M9: 6,960,939 km (0.115 R)
• M10: 8,595,146 km (0.099 R)
• M11: 10,257,028 km (0.114 R)
• M12: 11,023,269 km (0.106 R)
• M13: 12,064,320 km (0.119 R)
• M14: 12,856,142 km (0.095 R)
• M15: 14,208,207 km (0.105 R)
• M16: 15,230,410 km (0.079 R)
• M17: 17,728,844 km (0.083 R)
• M18: 19,649,381 km (0.08 R)
• M19: 25,443,755 km (0.075 R)
• M20: 26,847,881 km (0.043 R)
• M21: 33,455,320 km (0.067 R)
• M22: 37,006,474 km (0.096 R)
• M23: 43,848,033 km (0.086 R)
• M24: 47,640,489 km (0.082 R)
• M25: 52,762,122 km (0.076 R)
• M26: 55,372,455 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 587.2

Radius: 6.9

Gravity: 12.33 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 13.98 AU - 15.12 AU

Year: 21134 Days

Day: 16.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 66,209,713 km

• M1: 92,152 km (0.099 R)
• M2: 515,365 km (0.095 R)
• M3: 731,085 km (0.118 R)
• M4: 1,463,965 km (0.113 R)
• M5: 2,317,271 km (0.086 R)
• M6: 2,609,884 km (0.117 R)
• M7: 3,297,287 km (0.05 R)
• M8: 3,972,871 km (0.072 R)
• M9: 4,393,689 km (0.105 R)
• M10: 4,772,471 km (0.112 R)
• M11: 6,336,667 km (0.065 R)
• M12: 10,986,468 km (0.055 R)
• M13: 12,011,811 km (0.114 R)
• M14: 15,004,666 km (0.118 R)
• M15: 15,784,221 km (0.094 R)
• M16: 17,764,897 km (0.058 R)
• M17: 20,750,870 km (0.087 R)
• M18: 21,424,809 km (0.111 R)
• M19: 31,307,543 km (0.067 R)
• M20: 31,685,278 km (0.056 R)
• M21: 33,357,034 km (0.069 R)
• M22: 35,222,220 km (0.084 R)
• M23: 38,148,953 km (0.106 R)
• M24: 39,744,713 km (0.117 R)
• M25: 40,039,571 km (0.044 R)
• M26: 41,991,823 km (0.072 R)
• M27: 45,278,189 km (0.081 R)
• M28: 52,711,857 km (0.085 R)
• M29: 55,237,518 km (0.118 R)
• M30: 67,395,486 km (0.086 R)
• M31: 73,647,929 km (0.12 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 194.1

Radius: 7

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 17.15 AU - 20.01 AU

Year: 30498 Days

Day: 17.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 66,209,713 km

• M1: 87,515 km (0.089 R)
• M2: 840,291 km (0.084 R)
• M3: 1,183,469 km (0.059 R)
• M4: 1,432,400 km (0.076 R)
• M5: 1,650,214 km (0.12 R)
• M6: 1,926,521 km (0.069 R)
• M7: 3,409,335 km (0.083 R)
• M8: 4,881,678 km (0.105 R)
• M9: 8,253,614 km (0.11 R)
• M10: 8,502,096 km (0.094 R)
• M11: 10,043,103 km (0.118 R)
• M12: 10,615,166 km (0.114 R)
• M13: 11,452,166 km (0.118 R)
• M14: 14,584,895 km (0.045 R)
• M15: 15,095,622 km (0.11 R)
• M16: 15,998,894 km (0.066 R)
• M17: 18,414,152 km (0.097 R)
• M18: 20,695,220 km (0.052 R)
• M19: 21,998,367 km (0.1 R)
• M20: 26,990,298 km (0.089 R)
• M21: 30,274,271 km (0.086 R)
• M22: 33,060,980 km (0.115 R)
• M23: 38,859,842 km (0.085 R)
• M24: 42,144,712 km (0.06 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 419 - 16,962 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit