🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.46 AU - 0.74 AU

Year: 300 Days

Day: 28.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.7

Radius: 12.6

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.63 AU - 1.01 AU

Year: 479 Days

Day: 10.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,052,444 km

• M1: 156,629 km (0.094 R)
• M2: 563,086 km (0.063 R)
• M3: 956,080 km (0.045 R)
• M4: 1,431,203 km (0.096 R)
• M5: 1,841,999 km (0.066 R)
• M6: 2,421,242 km (0.077 R)
• M7: 3,306,412 km (0.045 R)
• M8: 3,750,718 km (0.114 R)
• M9: 4,235,116 km (0.058 R)
• M10: 5,130,609 km (0.034 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.9

Radius: 13.4

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.09 AU - 1.63 AU

Year: 1024 Days

Day: 6.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,052,444 km

• M1: 166,652 km (0.081 R)
• M2: 726,896 km (0.117 R)
• M3: 1,339,200 km (0.046 R)
• M4: 1,922,632 km (0.117 R)
• M5: 2,503,820 km (0.071 R)
• M6: 2,928,528 km (0.081 R)
• M7: 4,024,482 km (0.055 R)
• M8: 5,100,539 km (0.092 R)
• M9: 6,092,972 km (0.04 R)
• M10: 11,317,977 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709.9

Radius: 12.4

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.41 AU - 1.53 AU

Year: 1151 Days

Day: 5.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 54,052,444 km

• M1: 154,235 km (0.046 R)
• M2: 673,639 km (0.089 R)
• M3: 1,073,365 km (0.102 R)
• M4: 1,638,545 km (0.106 R)
• M5: 2,068,939 km (0.104 R)
• M6: 3,529,014 km (0.084 R)
• M7: 4,779,502 km (0.105 R)
• M8: 5,673,050 km (0.072 R)
• M9: 6,305,849 km (0.094 R)
• M10: 6,912,768 km (0.086 R)
• M11: 7,738,997 km (0.104 R)
• M12: 9,618,245 km (0.055 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.4

Radius: 8

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.15 AU - 2.45 AU

Year: 2252 Days

Day: 13.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 69 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 54,052,444 km

• M1: 99,483 km (0.109 R)
• M2: 462,557 km (0.116 R)
• M3: 733,478 km (0.085 R)
• M4: 1,408,614 km (0.074 R)
• M5: 1,683,574 km (0.056 R)
• M6: 2,480,632 km (0.116 R)
• M7: 3,537,990 km (0.075 R)
• M8: 5,056,707 km (0.109 R)
• M9: 7,205,830 km (0.079 R)
• M10: 7,648,790 km (0.093 R)
• M11: 8,136,030 km (0.112 R)
• M12: 8,725,745 km (0.067 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.5

Radius: 14

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.09 AU - 2.57 AU

Year: 2296 Days

Day: 13.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 54,052,444 km

• M1: 174,282 km (0.026 R)
• M2: 666,159 km (0.076 R)
• M3: 2,216,442 km (0.114 R)
• M4: 3,007,516 km (0.108 R)
• M5: 3,537,541 km (0.101 R)
• M6: 4,341,629 km (0.116 R)
• M7: 5,242,358 km (0.09 R)
• M8: 6,064,698 km (0.091 R)
• M9: 7,937,065 km (0.104 R)
• M10: 8,576,895 km (0.083 R)
• M11: 11,072,935 km (0.092 R)
• M12: 12,588,960 km (0.091 R)
• M13: 13,673,993 km (0.118 R)
• M14: 14,327,886 km (0.082 R)
• M15: 15,185,829 km (0.117 R)
• M16: 15,982,438 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 496.5

Radius: 10.1

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 3.37 AU - 4.17 AU

Year: 4726 Days

Day: 12.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,052,444 km

• M1: 125,662 km (0.114 R)
• M2: 660,475 km (0.097 R)
• M3: 1,085,632 km (0.106 R)
• M4: 1,563,597 km (0.081 R)
• M5: 2,542,565 km (0.113 R)
• M6: 3,073,488 km (0.061 R)
• M7: 3,739,348 km (0.11 R)
• M8: 4,404,311 km (0.113 R)
• M9: 5,629,966 km (0.05 R)
• M10: 6,909,327 km (0.113 R)
• M11: 10,198,386 km (0.069 R)
• M12: 13,238,813 km (0.117 R)
• M13: 13,994,133 km (0.068 R)
• M14: 16,490,472 km (0.047 R)
• M15: 17,424,262 km (0.114 R)
• M16: 20,836,889 km (0.093 R)
• M17: 25,200,509 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 957.7

Radius: 5.8

Gravity: 28.47 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 5.84 AU - 6.94 AU

Year: 10430 Days

Day: 21 Hours

Environment

Temp: -224 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 54,052,444 km

• M1: 72,106 km (0.082 R)
• M2: 546,331 km (0.059 R)
• M3: 759,508 km (0.116 R)
• M4: 1,131,708 km (0.043 R)
• M5: 1,588,430 km (0.111 R)
• M6: 2,160,343 km (0.069 R)
• M7: 2,392,220 km (0.073 R)
• M8: 2,998,390 km (0.088 R)
• M9: 4,603,426 km (0.112 R)
• M10: 5,360,840 km (0.119 R)
• M11: 6,198,289 km (0.098 R)
• M12: 6,628,382 km (0.09 R)
• M13: 7,204,035 km (0.056 R)
• M14: 8,407,700 km (0.103 R)
• M15: 9,331,317 km (0.115 R)
• M16: 9,636,496 km (0.058 R)
• M17: 12,082,122 km (0.095 R)
• M18: 15,898,663 km (0.092 R)
• M19: 17,381,477 km (0.058 R)
• M20: 17,688,751 km (0.036 R)
• M21: 17,921,675 km (0.092 R)
• M22: 22,019,759 km (0.07 R)
• M23: 22,379,542 km (0.054 R)
• M24: 32,352,036 km (0.119 R)
• M25: 38,100,932 km (0.104 R)
• M26: 45,504,381 km (0.105 R)
• M27: 50,782,194 km (0.092 R)
• M28: 52,202,327 km (0.055 R)
• M29: 53,973,865 km (0.037 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 470.7

Radius: 6.3

Gravity: 11.86 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 6.54 AU - 9.34 AU

Year: 14446 Days

Day: 24.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 54,052,444 km

• M1: 78,539 km (0.12 R)
• M2: 382,821 km (0.111 R)
• M3: 843,283 km (0.037 R)
• M4: 1,394,701 km (0.085 R)
• M5: 1,749,397 km (0.063 R)
• M6: 2,493,049 km (0.107 R)
• M7: 2,768,159 km (0.081 R)
• M8: 3,532,754 km (0.099 R)
• M9: 5,753,983 km (0.085 R)
• M10: 7,844,015 km (0.103 R)
• M11: 10,609,331 km (0.056 R)
• M12: 11,107,193 km (0.079 R)
• M13: 11,390,531 km (0.089 R)
• M14: 14,832,629 km (0.083 R)
• M15: 16,457,561 km (0.12 R)
• M16: 18,275,923 km (0.107 R)
• M17: 21,422,265 km (0.098 R)
• M18: 23,678,351 km (0.071 R)
• M19: 23,959,296 km (0.08 R)
• M20: 25,105,365 km (0.096 R)
• M21: 29,189,387 km (0.096 R)
• M22: 29,946,951 km (0.106 R)
• M23: 31,501,123 km (0.048 R)
• M24: 32,412,922 km (0.067 R)
• M25: 33,342,373 km (0.05 R)
• M26: 34,169,949 km (0.103 R)
• M27: 36,860,167 km (0.114 R)
• M28: 40,751,657 km (0.1 R)
• M29: 42,107,313 km (0.101 R)
• M30: 45,338,926 km (0.12 R)
• M31: 47,088,922 km (0.077 R)
• M32: 49,035,040 km (0.116 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 556 - 18,678 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit