🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.48 AU - 0.68 AU

Year: 290 Days

Day: 20.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,787,471 km

• M1: 52,060 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.8

Radius: 13.7

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.58 AU - 0.8 AU

Year: 376 Days

Day: 8.2 Hours

Environment

Temp: -132 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 51,787,471 km

• M1: 170,392 km (0.096 R)
• M2: 689,048 km (0.112 R)
• M3: 1,269,637 km (0.047 R)
• M4: 1,750,893 km (0.066 R)
• M5: 2,583,705 km (0.117 R)
• M6: 3,045,962 km (0.091 R)
• M7: 3,844,366 km (0.042 R)
• M8: 4,371,998 km (0.117 R)
• M9: 4,890,953 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.5

Radius: 10.2

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.64 AU - 0.86 AU

Year: 426 Days

Day: 6.2 Hours

Environment

Temp: -146 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 51,787,471 km

• M1: 126,859 km (0.113 R)
• M2: 491,728 km (0.109 R)
• M3: 828,174 km (0.059 R)
• M4: 1,205,011 km (0.089 R)
• M5: 1,559,259 km (0.114 R)
• M6: 1,912,758 km (0.084 R)
• M7: 2,503,072 km (0.108 R)
• M8: 2,857,020 km (0.088 R)
• M9: 3,630,292 km (0.108 R)
• M10: 4,125,760 km (0.096 R)
• M11: 5,363,233 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.9

Radius: 10

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.77 AU - 0.77 AU

Year: 443 Days

Day: 7.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 79.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 51,787,471 km

• M1: 124,316 km (0.057 R)
• M2: 621,729 km (0.029 R)
• M3: 936,632 km (0.088 R)
• M4: 1,362,388 km (0.118 R)
• M5: 2,281,068 km (0.07 R)
• M6: 2,639,954 km (0.081 R)
• M7: 3,036,388 km (0.075 R)
• M8: 3,756,253 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 639.3

Radius: 10.3

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.7 AU - 1.16 AU

Year: 588 Days

Day: 8.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 51,787,471 km

• M1: 128,056 km (0.044 R)
• M2: 495,019 km (0.111 R)
• M3: 1,106,426 km (0.1 R)
• M4: 1,443,919 km (0.072 R)
• M5: 1,802,355 km (0.102 R)
• M6: 2,335,223 km (0.098 R)
• M7: 2,823,660 km (0.113 R)
• M8: 3,267,517 km (0.092 R)
• M9: 3,690,430 km (0.064 R)
• M10: 4,034,954 km (0.114 R)
• M11: 4,646,959 km (0.102 R)
• M12: 5,440,725 km (0.112 R)
• M13: 7,065,059 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853

Radius: 11.6

Gravity: 6.34 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.98 AU - 0.98 AU

Year: 636 Days

Day: 12.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 51,787,471 km

• M1: 144,212 km (0.097 R)
• M2: 601,533 km (0.116 R)
• M3: 1,215,483 km (0.113 R)
• M4: 1,687,614 km (0.097 R)
• M5: 2,261,321 km (0.115 R)
• M6: 3,816,840 km (0.112 R)
• M7: 4,795,509 km (0.114 R)
• M8: 5,480,668 km (0.057 R)
• M9: 5,953,546 km (0.099 R)
• M10: 6,852,031 km (0.105 R)
• M11: 7,356,625 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.9

Radius: 12.3

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 2.63 AU - 4.37 AU

Year: 4295 Days

Day: 13.3 Hours

Environment

Temp: -213 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 51,787,471 km

• M1: 153,039 km (0.082 R)
• M2: 654,191 km (0.098 R)
• M3: 1,161,179 km (0.084 R)
• M4: 2,065,797 km (0.096 R)
• M5: 4,117,083 km (0.089 R)
• M6: 4,687,200 km (0.085 R)
• M7: 6,284,607 km (0.077 R)
• M8: 7,684,693 km (0.114 R)
• M9: 8,182,704 km (0.027 R)
• M10: 8,626,561 km (0.049 R)
• M11: 11,003,971 km (0.061 R)
• M12: 12,585,070 km (0.095 R)
• M13: 17,739,016 km (0.094 R)
• M14: 18,358,950 km (0.053 R)
• M15: 19,251,002 km (0.088 R)
• M16: 19,642,051 km (0.111 R)
• M17: 21,959,322 km (0.119 R)
• M18: 22,819,061 km (0.114 R)
• M19: 24,150,631 km (0.077 R)
• M20: 24,605,858 km (0.098 R)
• M21: 25,455,125 km (0.058 R)
• M22: 26,244,104 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925

Radius: 8.6

Gravity: 12.51 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 3.84 AU - 5.26 AU

Year: 6367 Days

Day: 12.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 51,787,471 km

• M1: 106,962 km (0.093 R)
• M2: 534,812 km (0.084 R)
• M3: 993,180 km (0.101 R)
• M4: 1,590,225 km (0.066 R)
• M5: 2,024,059 km (0.093 R)
• M6: 2,861,658 km (0.043 R)
• M7: 3,790,361 km (0.062 R)
• M8: 4,907,409 km (0.026 R)
• M9: 5,386,122 km (0.063 R)
• M10: 6,094,916 km (0.072 R)
• M11: 6,791,893 km (0.055 R)
• M12: 7,657,915 km (0.1 R)
• M13: 9,562,296 km (0.086 R)
• M14: 11,554,640 km (0.077 R)
• M15: 12,294,103 km (0.103 R)
• M16: 13,064,831 km (0.106 R)
• M17: 13,577,054 km (0.119 R)
• M18: 14,340,452 km (0.074 R)
• M19: 15,507,166 km (0.11 R)
• M20: 16,081,472 km (0.097 R)
• M21: 17,070,015 km (0.086 R)
• M22: 18,028,638 km (0.038 R)
• M23: 21,667,307 km (0.067 R)
• M24: 24,633,533 km (0.097 R)
• M25: 24,978,955 km (0.093 R)
• M26: 29,574,153 km (0.081 R)
• M27: 29,866,616 km (0.051 R)
• M28: 31,458,787 km (0.078 R)
• M29: 35,465,466 km (0.05 R)
• M30: 36,685,886 km (0.093 R)
• M31: 37,590,953 km (0.071 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 283.8

Radius: 5.3

Gravity: 10.1 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 7.9 AU - 9.92 AU

Year: 17447 Days

Day: 16.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 51,787,471 km

• M1: 66,122 km (0.071 R)
• M2: 233,522 km (0.072 R)
• M3: 432,039 km (0.111 R)
• M4: 903,571 km (0.113 R)
• M5: 1,353,562 km (0.101 R)
• M6: 1,924,577 km (0.069 R)
• M7: 2,685,731 km (0.102 R)
• M8: 4,036,300 km (0.062 R)
• M9: 4,264,736 km (0.093 R)
• M10: 4,592,954 km (0.096 R)
• M11: 4,905,913 km (0.084 R)
• M12: 5,100,240 km (0.091 R)
• M13: 9,745,553 km (0.081 R)
• M14: 10,105,336 km (0.082 R)
• M15: 10,314,773 km (0.025 R)
• M16: 11,237,792 km (0.095 R)
• M17: 12,753,966 km (0.105 R)
• M18: 13,060,343 km (0.058 R)
• M19: 13,371,806 km (0.101 R)
• M20: 14,533,732 km (0.103 R)
• M21: 15,482,931 km (0.076 R)
• M22: 16,043,474 km (0.094 R)
• M23: 18,343,990 km (0.078 R)
• M24: 18,577,662 km (0.077 R)
• M25: 19,451,463 km (0.094 R)
• M26: 25,760,753 km (0.094 R)
• M27: 29,961,462 km (0.078 R)
• M28: 30,285,640 km (0.114 R)
• M29: 32,279,929 km (0.11 R)
• M30: 34,007,336 km (0.117 R)
• M31: 43,714,143 km (0.056 R)
• M32: 46,256,110 km (0.105 R)
• M33: 48,448,467 km (0.092 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: 432 - 11,121 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit