🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.43 AU - 0.61 AU

Year: 246 Days

Day: 46.3 Hours

Environment

Temp: -109 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.9

Radius: 9.4

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.31 AU - 1.47 AU

Year: 1075 Days

Day: 5.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 38,340,723 km

• M1: 117,135 km (0.111 R)
• M2: 558,449 km (0.069 R)
• M3: 1,351,318 km (0.077 R)
• M4: 1,992,494 km (0.096 R)
• M5: 3,119,564 km (0.116 R)
• M6: 4,921,172 km (0.071 R)
• M7: 6,092,074 km (0.057 R)
• M8: 6,386,782 km (0.101 R)
• M9: 7,176,509 km (0.041 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.2

Radius: 11.6

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.09 AU - 1.75 AU

Year: 1110 Days

Day: 6 Hours

Environment

Temp: -182 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 38,340,723 km

• M1: 144,212 km (0.103 R)
• M2: 587,321 km (0.099 R)
• M3: 997,219 km (0.096 R)
• M4: 1,569,282 km (0.114 R)
• M5: 1,932,655 km (0.119 R)
• M6: 2,654,165 km (0.098 R)
• M7: 3,277,989 km (0.117 R)
• M8: 4,762,448 km (0.111 R)
• M9: 5,538,412 km (0.093 R)
• M10: 5,924,076 km (0.078 R)
• M11: 6,304,802 km (0.118 R)
• M12: 6,821,962 km (0.089 R)
• M13: 7,316,383 km (0.091 R)
• M14: 9,906,371 km (0.057 R)
• M15: 10,704,326 km (0.081 R)
• M16: 11,068,896 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.1

Radius: 12

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.59 AU - 1.91 AU

Year: 1519 Days

Day: 8 Hours

Environment

Temp: -181 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 38,340,723 km

• M1: 153,338 km (0.082 R)
• M2: 764,744 km (0.115 R)
• M3: 1,264,252 km (0.038 R)
• M4: 1,873,863 km (0.116 R)
• M5: 3,137,516 km (0.092 R)
• M6: 3,656,022 km (0.094 R)
• M7: 5,168,906 km (0.03 R)
• M8: 5,605,133 km (0.085 R)
• M9: 6,044,352 km (0.045 R)
• M10: 6,666,081 km (0.045 R)
• M11: 7,602,564 km (0.079 R)
• M12: 8,037,295 km (0.112 R)
• M13: 9,559,304 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.8

Radius: 9.3

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.94 AU - 2.52 AU

Year: 2185 Days

Day: 13.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 71.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 38,340,723 km

• M1: 115,789 km (0.074 R)
• M2: 407,654 km (0.112 R)
• M3: 1,319,453 km (0.101 R)
• M4: 1,858,604 km (0.058 R)
• M5: 2,759,183 km (0.095 R)
• M6: 3,049,553 km (0.067 R)
• M7: 3,453,168 km (0.12 R)
• M8: 4,081,628 km (0.037 R)
• M9: 4,497,810 km (0.105 R)
• M10: 4,862,828 km (0.03 R)
• M11: 5,609,023 km (0.085 R)
• M12: 8,392,889 km (0.12 R)
• M13: 9,809,880 km (0.097 R)
• M14: 10,964,178 km (0.098 R)
• M15: 11,914,573 km (0.053 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427.2

Radius: 10.2

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 3.69 AU - 4.69 AU

Year: 5626 Days

Day: 12.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 38,340,723 km

• M1: 127,308 km (0.05 R)
• M2: 603,927 km (0.117 R)
• M3: 1,107,323 km (0.075 R)
• M4: 1,774,979 km (0.097 R)
• M5: 2,259,676 km (0.045 R)
• M6: 2,624,994 km (0.109 R)
• M7: 4,101,525 km (0.045 R)
• M8: 4,501,699 km (0.113 R)
• M9: 7,240,836 km (0.118 R)
• M10: 7,863,014 km (0.104 R)
• M11: 8,334,397 km (0.027 R)
• M12: 9,413,745 km (0.094 R)
• M13: 9,987,154 km (0.11 R)
• M14: 10,496,983 km (0.093 R)
• M15: 11,385,445 km (0.095 R)
• M16: 13,059,745 km (0.097 R)
• M17: 17,009,427 km (0.053 R)
• M18: 19,254,892 km (0.062 R)
• M19: 21,691,093 km (0.067 R)
• M20: 23,872,679 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 923.1

Radius: 6.7

Gravity: 20.56 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 6 AU - 6.02 AU

Year: 9665 Days

Day: 19.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 38,340,723 km

• M1: 83,326 km (0.101 R)
• M2: 703,858 km (0.098 R)
• M3: 1,078,002 km (0.101 R)
• M4: 1,423,424 km (0.067 R)
• M5: 1,957,189 km (0.109 R)
• M6: 2,205,222 km (0.12 R)
• M7: 3,567,161 km (0.058 R)
• M8: 3,994,263 km (0.089 R)
• M9: 4,455,174 km (0.063 R)
• M10: 4,950,792 km (0.108 R)
• M11: 5,211,990 km (0.085 R)
• M12: 8,265,282 km (0.112 R)
• M13: 8,633,742 km (0.055 R)
• M14: 9,206,702 km (0.069 R)
• M15: 9,958,281 km (0.087 R)
• M16: 11,300,623 km (0.118 R)
• M17: 12,578,189 km (0.076 R)
• M18: 16,474,914 km (0.117 R)
• M19: 17,355,447 km (0.08 R)
• M20: 19,290,047 km (0.062 R)
• M21: 19,693,512 km (0.118 R)
• M22: 20,102,663 km (0.081 R)
• M23: 20,350,846 km (0.029 R)
• M24: 25,851,709 km (0.1 R)
• M25: 26,738,974 km (0.063 R)
• M26: 32,494,004 km (0.065 R)
• M27: 35,177,341 km (0.119 R)
• M28: 35,417,445 km (0.119 R)
• M29: 35,779,622 km (0.1 R)
• M30: 36,266,413 km (0.042 R)
• M31: 37,253,161 km (0.114 R)
• M32: 38,894,698 km (0.095 R)
• M33: 42,321,238 km (0.079 R)
• M34: 42,592,758 km (0.098 R)
• M35: 47,244,204 km (0.081 R)
• M36: 48,272,690 km (0.046 R)
• M37: 50,221,950 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 622.4

Radius: 3.7

Gravity: 45.46 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 5.35 AU - 7.83 AU

Year: 11098 Days

Day: 18.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 38,340,723 km

• M1: 46,226 km (0.113 R)
• M2: 207,193 km (0.074 R)
• M3: 371,152 km (0.101 R)
• M4: 597,344 km (0.05 R)
• M5: 733,329 km (0.05 R)
• M6: 1,221,317 km (0.081 R)
• M7: 2,503,670 km (0.108 R)
• M8: 2,626,191 km (0.076 R)
• M9: 3,110,140 km (0.112 R)
• M10: 3,397,966 km (0.119 R)
• M11: 3,548,461 km (0.103 R)
• M12: 4,948,847 km (0.036 R)
• M13: 5,613,511 km (0.082 R)
• M14: 7,199,398 km (0.115 R)
• M15: 8,006,029 km (0.054 R)
• M16: 11,498,392 km (0.037 R)
• M17: 11,667,437 km (0.102 R)
• M18: 12,656,429 km (0.1 R)
• M19: 13,637,043 km (0.053 R)
• M20: 15,404,841 km (0.076 R)
• M21: 15,679,054 km (0.051 R)
• M22: 17,172,639 km (0.106 R)
• M23: 18,526,051 km (0.103 R)
• M24: 19,149,874 km (0.037 R)
• M25: 19,949,026 km (0.087 R)
• M26: 25,789,177 km (0.053 R)
• M27: 29,725,247 km (0.057 R)
• M28: 32,560,425 km (0.113 R)
• M29: 37,884,015 km (0.034 R)
• M30: 39,651,514 km (0.064 R)
• M31: 43,214,038 km (0.109 R)
• M32: 44,309,094 km (0.084 R)
• M33: 44,863,504 km (0.057 R)
• M34: 45,563,023 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 155

Radius: 4.1

Gravity: 9.22 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 7.92 AU - 8.22 AU

Year: 15039 Days

Day: 18.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 38,340,723 km

• M1: 118,781 km (0.055 R)
• M2: 293,361 km (0.1 R)
• M3: 442,211 km (0.119 R)
• M4: 891,454 km (0.1 R)
• M5: 1,282,353 km (0.116 R)
• M6: 2,054,128 km (0.117 R)
• M7: 2,908,183 km (0.1 R)
• M8: 3,379,865 km (0.085 R)
• M9: 3,563,421 km (0.093 R)
• M10: 4,000,995 km (0.067 R)
• M11: 4,528,178 km (0.09 R)
• M12: 4,865,970 km (0.07 R)
• M13: 5,466,007 km (0.117 R)
• M14: 5,914,352 km (0.092 R)
• M15: 6,421,489 km (0.082 R)
• M16: 6,596,817 km (0.111 R)
• M17: 7,030,651 km (0.078 R)
• M18: 7,756,051 km (0.108 R)
• M19: 8,870,855 km (0.115 R)
• M20: 10,325,544 km (0.109 R)
• M21: 10,761,622 km (0.077 R)
• M22: 12,090,500 km (0.091 R)
• M23: 13,016,212 km (0.063 R)
• M24: 14,702,778 km (0.075 R)
• M25: 17,531,524 km (0.094 R)
• M26: 17,736,623 km (0.079 R)
• M27: 21,629,608 km (0.041 R)
• M28: 23,317,521 km (0.05 R)
• M29: 26,233,483 km (0.109 R)
• M30: 26,501,861 km (0.079 R)
• M31: 30,750,291 km (0.079 R)
• M32: 31,752,447 km (0.094 R)
• M33: 33,191,579 km (0.09 R)
• M34: 37,542,184 km (0.114 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 485 - 13,293 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit