🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.9 AU - 0.94 AU

Year: 316 Days

Day: 29.6 Hours

Environment

Temp: 147 °C

Axial Tilt: 7.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 2.63 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 4.19 AU - 4.49 AU

Year: 3238 Days

Day: 16.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 42.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.84 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 9.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 118.5

Radius: 12.6

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 8.63 AU - 10.03 AU

Year: 10207 Days

Day: 5.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 103,010,218 km

• M1: 206,744 km (0.047 R)
• M2: 1,716,935 km (0.085 R)
• M3: 2,434,107 km (0.109 R)
• M4: 4,029,718 km (0.09 R)
• M5: 5,685,168 km (0.101 R)
• M6: 6,088,185 km (0.119 R)
• M7: 9,389,810 km (0.061 R)
• M8: 12,350,351 km (0.093 R)
• M9: 21,117,834 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.7

Radius: 11.6

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 9.91 AU - 10.49 AU

Year: 11667 Days

Day: 11 Hours

Environment

Temp: -178 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 103,010,218 km

• M1: 149,149 km (0.092 R)
• M2: 581,786 km (0.103 R)
• M3: 994,078 km (0.063 R)
• M4: 1,513,482 km (0.097 R)
• M5: 2,555,880 km (0.11 R)
• M6: 3,001,831 km (0.057 R)
• M7: 4,158,970 km (0.118 R)
• M8: 5,759,069 km (0.068 R)
• M9: 7,412,126 km (0.041 R)
• M10: 7,985,534 km (0.113 R)
• M11: 9,644,874 km (0.109 R)
• M12: 10,429,365 km (0.106 R)
• M13: 11,523,075 km (0.099 R)
• M14: 13,098,191 km (0.086 R)
• M15: 14,685,125 km (0.078 R)
• M16: 17,230,084 km (0.073 R)
• M17: 18,532,783 km (0.089 R)
• M18: 19,208,217 km (0.1 R)
• M19: 20,608,154 km (0.028 R)
• M20: 21,333,255 km (0.113 R)
• M21: 23,005,310 km (0.113 R)
• M22: 24,583,418 km (0.086 R)
• M23: 25,034,306 km (0.089 R)
• M24: 26,893,359 km (0.06 R)
• M25: 31,409,719 km (0.114 R)
• M26: 32,155,015 km (0.101 R)
• M27: 36,758,890 km (0.056 R)
• M28: 38,305,732 km (0.112 R)
• M29: 40,644,096 km (0.078 R)
• M30: 41,148,241 km (0.075 R)
• M31: 42,168,947 km (0.081 R)
• M32: 42,815,509 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124.1

Radius: 12.5

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 9.21 AU - 14.71 AU

Year: 14814 Days

Day: 8.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 119.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 103,010,218 km

• M1: 202,107 km (0.108 R)
• M2: 652,696 km (0.119 R)
• M3: 2,521,173 km (0.028 R)
• M4: 3,775,401 km (0.057 R)
• M5: 4,782,943 km (0.091 R)
• M6: 5,680,979 km (0.037 R)
• M7: 6,757,037 km (0.056 R)
• M8: 8,042,232 km (0.051 R)
• M9: 9,013,571 km (0.118 R)
• M10: 10,947,423 km (0.094 R)
• M11: 12,503,540 km (0.108 R)
• M12: 14,490,499 km (0.062 R)
• M13: 15,317,326 km (0.109 R)
• M14: 20,219,648 km (0.068 R)
• M15: 29,208,087 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 924.5

Radius: 4.5

Gravity: 45.65 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 13.06 AU - 16.92 AU

Year: 20786 Days

Day: 24.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 103,010,218 km

• M1: 57,146 km (0.056 R)
• M2: 216,468 km (0.052 R)
• M3: 383,270 km (0.095 R)
• M4: 558,748 km (0.111 R)
• M5: 1,118,693 km (0.098 R)
• M6: 1,485,656 km (0.1 R)
• M7: 1,771,987 km (0.077 R)
• M8: 3,721,097 km (0.085 R)
• M9: 4,146,105 km (0.084 R)
• M10: 4,899,929 km (0.072 R)
• M11: 5,053,266 km (0.091 R)
• M12: 7,300,825 km (0.067 R)
• M13: 9,180,073 km (0.093 R)
• M14: 11,292,545 km (0.082 R)
• M15: 12,179,211 km (0.097 R)
• M16: 14,955,449 km (0.074 R)
• M17: 17,584,332 km (0.116 R)
• M18: 22,028,286 km (0.104 R)
• M19: 22,870,522 km (0.047 R)
• M20: 23,407,728 km (0.066 R)
• M21: 24,507,422 km (0.092 R)
• M22: 25,987,693 km (0.119 R)
• M23: 31,836,820 km (0.03 R)
• M24: 33,185,146 km (0.092 R)
• M25: 33,596,989 km (0.059 R)
• M26: 36,430,073 km (0.116 R)
• M27: 40,971,865 km (0.092 R)
• M28: 43,377,997 km (0.091 R)
• M29: 46,902,523 km (0.105 R)
• M30: 55,280,153 km (0.112 R)
• M31: 58,612,296 km (0.101 R)
• M32: 59,213,979 km (0.055 R)
• M33: 59,415,487 km (0.113 R)
• M34: 75,388,351 km (0.061 R)
• M35: 75,862,127 km (0.099 R)
• M36: 76,099,689 km (0.041 R)
• M37: 78,260,780 km (0.087 R)
• M38: 79,969,786 km (0.103 R)
• M39: 86,275,934 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 931.9

Radius: 3.1

Gravity: 96.97 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 15.15 AU - 20.55 AU

Year: 27010 Days

Day: 21.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 103,010,218 km

• M1: 38,746 km (0.115 R)
• M2: 400,174 km (0.082 R)
• M3: 590,463 km (0.052 R)
• M4: 744,848 km (0.104 R)
• M5: 850,015 km (0.059 R)
• M6: 1,134,999 km (0.094 R)
• M7: 1,497,923 km (0.098 R)
• M8: 1,686,417 km (0.112 R)
• M9: 3,136,020 km (0.094 R)
• M10: 3,412,776 km (0.112 R)
• M11: 3,573,444 km (0.118 R)
• M12: 4,491,377 km (0.037 R)
• M13: 4,842,782 km (0.084 R)
• M14: 6,530,396 km (0.1 R)
• M15: 7,187,579 km (0.089 R)
• M16: 7,292,447 km (0.108 R)
• M17: 8,930,245 km (0.11 R)
• M18: 9,484,505 km (0.108 R)
• M19: 11,931,926 km (0.111 R)
• M20: 15,630,434 km (0.103 R)
• M21: 15,895,223 km (0.119 R)
• M22: 19,309,644 km (0.099 R)
• M23: 20,129,590 km (0.064 R)
• M24: 20,759,547 km (0.092 R)
• M25: 22,280,359 km (0.079 R)
• M26: 23,757,638 km (0.112 R)
• M27: 30,457,229 km (0.089 R)
• M28: 33,572,305 km (0.116 R)
• M29: 45,958,111 km (0.071 R)
• M30: 49,092,187 km (0.069 R)
• M31: 51,582,692 km (0.082 R)
• M32: 57,439,299 km (0.053 R)
• M33: 59,771,829 km (0.106 R)
• M34: 62,608,803 km (0.047 R)
• M35: 63,723,457 km (0.078 R)
• M36: 68,549,634 km (0.055 R)
• M37: 69,733,551 km (0.11 R)
• M38: 71,656,034 km (0.065 R)
• M39: 73,613,522 km (0.081 R)
• M40: 97,847,479 km (0.101 R)

Kuiper Belt

Range: 30.6 - 51.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 436 - 18,620 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit