🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.41 AU - 0.59 AU

Year: 225 Days

Day: 38.1 Hours

Environment

Temp: -125 °C

Axial Tilt: 41.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.53 AU - 0.55 AU

Year: 252 Days

Day: 45.9 Hours

Environment

Temp: -121 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.9

Radius: 14.6

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.66 AU - 0.72 AU

Year: 364 Days

Day: 10.4 Hours

Environment

Temp: -143 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 83,115,424 km

• M1: 181,612 km (0.075 R)
• M2: 1,039,406 km (0.111 R)
• M3: 1,529,189 km (0.098 R)
• M4: 1,987,408 km (0.038 R)
• M5: 2,530,149 km (0.105 R)
• M6: 4,292,561 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 946.5

Radius: 11

Gravity: 7.82 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.42 AU - 1.62 AU

Year: 1192 Days

Day: 6.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 161.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 83,115,424 km

• M1: 137,181 km (0.082 R)
• M2: 503,247 km (0.103 R)
• M3: 955,332 km (0.082 R)
• M4: 1,551,330 km (0.101 R)
• M5: 2,311,586 km (0.087 R)
• M6: 2,710,713 km (0.097 R)
• M7: 3,141,106 km (0.065 R)
• M8: 4,070,558 km (0.073 R)
• M9: 5,404,373 km (0.099 R)
• M10: 6,443,031 km (0.108 R)
• M11: 7,112,032 km (0.076 R)
• M12: 10,930,817 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.3

Radius: 12.2

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.65 AU - 2.03 AU

Year: 1587 Days

Day: 14.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 83,115,424 km

• M1: 151,991 km (0.114 R)
• M2: 589,864 km (0.081 R)
• M3: 1,106,276 km (0.07 R)
• M4: 1,493,136 km (0.074 R)
• M5: 1,922,183 km (0.094 R)
• M6: 2,628,584 km (0.113 R)
• M7: 3,091,889 km (0.065 R)
• M8: 4,632,747 km (0.117 R)
• M9: 5,112,358 km (0.08 R)
• M10: 5,520,012 km (0.089 R)
• M11: 6,059,911 km (0.088 R)
• M12: 6,564,205 km (0.054 R)
• M13: 7,683,197 km (0.088 R)
• M14: 8,274,707 km (0.111 R)
• M15: 9,100,637 km (0.114 R)
• M16: 9,488,395 km (0.083 R)
• M17: 10,718,388 km (0.119 R)
• M18: 11,526,666 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.4

Radius: 13.7

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 2.77 AU - 3.69 AU

Year: 3691 Days

Day: 5.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 83,115,424 km

• M1: 170,392 km (0.111 R)
• M2: 693,386 km (0.076 R)
• M3: 1,863,241 km (0.116 R)
• M4: 2,406,431 km (0.07 R)
• M5: 3,070,496 km (0.11 R)
• M6: 3,966,139 km (0.055 R)
• M7: 4,516,958 km (0.068 R)
• M8: 5,208,848 km (0.085 R)
• M9: 6,352,674 km (0.029 R)
• M10: 7,109,938 km (0.094 R)
• M11: 8,675,779 km (0.093 R)
• M12: 9,403,573 km (0.115 R)
• M13: 10,279,618 km (0.054 R)
• M14: 11,401,901 km (0.092 R)
• M15: 12,194,321 km (0.073 R)
• M16: 12,981,056 km (0.057 R)
• M17: 13,933,845 km (0.062 R)
• M18: 14,701,581 km (0.111 R)
• M19: 15,260,479 km (0.103 R)
• M20: 16,971,878 km (0.056 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 267

Radius: 10.9

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 3.45 AU - 4.13 AU

Year: 4691 Days

Day: 13.1 Hours

Environment

Temp: -211 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 83,115,424 km

• M1: 135,536 km (0.088 R)
• M2: 804,687 km (0.093 R)
• M3: 1,334,263 km (0.115 R)
• M4: 1,852,620 km (0.108 R)
• M5: 2,938,252 km (0.115 R)
• M6: 3,944,148 km (0.118 R)
• M7: 5,288,135 km (0.059 R)
• M8: 6,174,203 km (0.028 R)
• M9: 6,538,175 km (0.057 R)
• M10: 6,886,738 km (0.087 R)
• M11: 7,589,848 km (0.109 R)
• M12: 9,465,506 km (0.118 R)
• M13: 10,103,242 km (0.097 R)
• M14: 10,769,252 km (0.117 R)
• M15: 11,589,945 km (0.091 R)
• M16: 11,972,766 km (0.088 R)
• M17: 13,448,849 km (0.068 R)
• M18: 15,295,036 km (0.048 R)
• M19: 17,194,480 km (0.098 R)
• M20: 17,917,636 km (0.116 R)
• M21: 18,545,199 km (0.079 R)
• M22: 19,246,364 km (0.06 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 969.2

Radius: 7.9

Gravity: 15.53 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 8.81 AU - 9.77 AU

Year: 18003 Days

Day: 15.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 83,115,424 km

• M1: 98,286 km (0.109 R)
• M2: 430,243 km (0.054 R)
• M3: 734,526 km (0.118 R)
• M4: 1,170,454 km (0.039 R)
• M5: 1,939,536 km (0.097 R)
• M6: 2,560,667 km (0.108 R)
• M7: 3,479,347 km (0.038 R)
• M8: 4,462,654 km (0.104 R)
• M9: 5,037,559 km (0.054 R)
• M10: 9,398,636 km (0.068 R)
• M11: 12,415,127 km (0.054 R)
• M12: 12,762,344 km (0.105 R)
• M13: 13,695,685 km (0.104 R)
• M14: 15,298,177 km (0.113 R)
• M15: 15,940,401 km (0.113 R)
• M16: 16,433,775 km (0.039 R)
• M17: 20,656,923 km (0.073 R)
• M18: 23,069,338 km (0.082 R)
• M19: 25,887,912 km (0.098 R)
• M20: 28,325,908 km (0.1 R)
• M21: 30,534,122 km (0.053 R)
• M22: 38,721,015 km (0.093 R)
• M23: 39,313,722 km (0.12 R)
• M24: 39,762,216 km (0.07 R)
• M25: 46,072,105 km (0.03 R)
• M26: 48,944,683 km (0.092 R)
• M27: 52,474,445 km (0.108 R)
• M28: 53,932,576 km (0.11 R)
• M29: 55,605,229 km (0.052 R)
• M30: 61,229,361 km (0.049 R)
• M31: 65,321,761 km (0.084 R)
• M32: 69,157,450 km (0.1 R)
• M33: 70,248,916 km (0.102 R)
• M34: 70,909,391 km (0.118 R)
• M35: 77,742,872 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 541.6

Radius: 6.4

Gravity: 13.22 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 9.84 AU - 10.38 AU

Year: 20439 Days

Day: 15.5 Hours

Environment

Temp: -240 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 83,115,424 km

• M1: 83,476 km (0.088 R)
• M2: 360,830 km (0.09 R)
• M3: 633,098 km (0.115 R)
• M4: 993,180 km (0.097 R)
• M5: 1,275,920 km (0.08 R)
• M6: 1,530,386 km (0.059 R)
• M7: 1,836,763 km (0.081 R)
• M8: 2,329,538 km (0.061 R)
• M9: 2,642,048 km (0.117 R)
• M10: 3,136,768 km (0.092 R)
• M11: 4,117,083 km (0.092 R)
• M12: 7,482,736 km (0.071 R)
• M13: 7,818,434 km (0.104 R)
• M14: 9,100,038 km (0.115 R)
• M15: 11,245,272 km (0.114 R)
• M16: 14,501,868 km (0.083 R)
• M17: 14,798,670 km (0.068 R)
• M18: 16,665,652 km (0.12 R)
• M19: 19,752,155 km (0.041 R)
• M20: 24,537,043 km (0.098 R)
• M21: 27,932,466 km (0.09 R)
• M22: 34,572,367 km (0.07 R)
• M23: 34,969,250 km (0.114 R)
• M24: 36,587,600 km (0.078 R)
• M25: 37,833,601 km (0.102 R)
• M26: 38,255,167 km (0.114 R)
• M27: 39,972,850 km (0.1 R)
• M28: 47,848,131 km (0.092 R)
• M29: 49,840,625 km (0.058 R)
• M30: 50,686,900 km (0.111 R)
• M31: 57,804,916 km (0.049 R)
• M32: 66,169,083 km (0.075 R)
• M33: 68,016,168 km (0.065 R)
• M34: 69,686,727 km (0.112 R)

Planet 10 - Ice Giant

Semi-Major Axis: 11.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 637.3

Radius: 6.2

Gravity: 16.58 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 10.16 AU - 12.14 AU

Year: 23673 Days

Day: 15.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 83,115,424 km

• M1: 77,492 km (0.091 R)
• M2: 443,408 km (0.106 R)
• M3: 731,534 km (0.078 R)
• M4: 1,087,427 km (0.101 R)
• M5: 1,748,201 km (0.094 R)
• M6: 2,980,588 km (0.118 R)
• M7: 4,491,227 km (0.109 R)
• M8: 4,779,054 km (0.086 R)
• M9: 5,078,997 km (0.091 R)
• M10: 5,634,305 km (0.112 R)
• M11: 6,273,237 km (0.097 R)
• M12: 7,102,458 km (0.044 R)
• M13: 11,027,607 km (0.111 R)
• M14: 11,888,244 km (0.11 R)
• M15: 12,230,823 km (0.092 R)
• M16: 13,298,503 km (0.099 R)
• M17: 16,362,865 km (0.114 R)
• M18: 21,641,726 km (0.089 R)
• M19: 30,557,310 km (0.103 R)
• M20: 34,412,896 km (0.107 R)
• M21: 36,099,013 km (0.061 R)
• M22: 49,294,294 km (0.111 R)
• M23: 56,088,580 km (0.113 R)
• M24: 78,471,563 km (0.095 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 255 - 14,474 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit