🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.15 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613.6

Radius: 8.3

Gravity: 8.91 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 2.12 AU - 2.48 AU

Year: 2408 Days

Day: 6.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 41,216,867 km

• M1: 103,223 km (0.086 R)
• M2: 367,861 km (0.079 R)
• M3: 795,861 km (0.044 R)
• M4: 1,133,802 km (0.039 R)
• M5: 1,439,431 km (0.104 R)
• M6: 2,119,054 km (0.055 R)
• M7: 2,392,968 km (0.085 R)
• M8: 3,175,664 km (0.111 R)
• M9: 3,590,199 km (0.114 R)
• M10: 4,634,093 km (0.106 R)
• M11: 7,162,896 km (0.095 R)
• M12: 8,835,998 km (0.111 R)
• M13: 9,240,511 km (0.11 R)
• M14: 10,566,098 km (0.081 R)
• M15: 11,891,984 km (0.092 R)
• M16: 12,637,280 km (0.069 R)
• M17: 14,174,847 km (0.073 R)
• M18: 16,991,326 km (0.077 R)
• M19: 17,670,201 km (0.112 R)

Asteroid Belt

Center: 2.94 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.7

Radius: 14.5

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 3.46 AU - 3.7 AU

Year: 4676 Days

Day: 5 Hours

Environment

Temp: -216 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 41,216,867 km

• M1: 180,415 km (0.069 R)
• M2: 683,812 km (0.083 R)
• M3: 1,214,436 km (0.109 R)
• M4: 1,728,753 km (0.08 R)
• M5: 2,626,490 km (0.109 R)
• M6: 3,680,257 km (0.113 R)
• M7: 4,649,203 km (0.077 R)
• M8: 6,761,973 km (0.099 R)
• M9: 8,453,476 km (0.108 R)
• M10: 9,453,837 km (0.096 R)
• M11: 11,142,049 km (0.09 R)
• M12: 14,805,552 km (0.12 R)
• M13: 15,416,958 km (0.08 R)
• M14: 16,419,563 km (0.042 R)
• M15: 17,577,750 km (0.064 R)
• M16: 19,146,134 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 218.2

Radius: 8.3

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.92 AU - 4.24 AU

Year: 4676 Days

Day: 7.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 41,216,867 km

• M1: 118,930 km (0.104 R)
• M2: 413,489 km (0.051 R)
• M3: 3,090,393 km (0.117 R)
• M4: 3,548,312 km (0.103 R)
• M5: 6,163,283 km (0.117 R)
• M6: 8,816,999 km (0.118 R)
• M7: 9,448,302 km (0.078 R)
• M8: 10,184,773 km (0.109 R)
• M9: 12,150,489 km (0.098 R)
• M10: 13,110,309 km (0.047 R)
• M11: 14,740,327 km (0.064 R)
• M12: 18,793,532 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.7

Radius: 11

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 3.06 AU - 4.66 AU

Year: 5235 Days

Day: 6.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 41,216,867 km

• M1: 168,298 km (0.093 R)
• M2: 527,033 km (0.069 R)
• M3: 1,209,349 km (0.103 R)
• M4: 1,641,388 km (0.09 R)
• M5: 1,990,100 km (0.112 R)
• M6: 2,388,928 km (0.103 R)
• M7: 2,775,639 km (0.113 R)
• M8: 3,736,506 km (0.115 R)
• M9: 4,109,304 km (0.105 R)
• M10: 4,979,066 km (0.082 R)
• M11: 7,688,583 km (0.085 R)
• M12: 8,089,505 km (0.119 R)
• M13: 8,434,178 km (0.062 R)
• M14: 9,153,295 km (0.109 R)
• M15: 9,718,925 km (0.081 R)
• M16: 11,470,866 km (0.107 R)
• M17: 13,139,031 km (0.083 R)
• M18: 13,664,868 km (0.086 R)
• M19: 14,860,753 km (0.1 R)
• M20: 18,449,008 km (0.109 R)
• M21: 19,230,357 km (0.091 R)
• M22: 22,987,209 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.3

Radius: 10.4

Gravity: 9.07 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 3.84 AU - 6.34 AU

Year: 7927 Days

Day: 14 Hours

Environment

Temp: -233 °C

Axial Tilt: 68.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 41,216,867 km

• M1: 129,552 km (0.056 R)
• M2: 504,145 km (0.12 R)
• M3: 1,047,783 km (0.075 R)
• M4: 1,530,985 km (0.073 R)
• M5: 1,959,283 km (0.034 R)
• M6: 2,845,950 km (0.115 R)
• M7: 3,263,777 km (0.113 R)
• M8: 5,013,174 km (0.048 R)
• M9: 7,724,187 km (0.103 R)
• M10: 8,321,382 km (0.102 R)
• M11: 9,274,320 km (0.093 R)
• M12: 11,235,249 km (0.114 R)
• M13: 12,513,263 km (0.102 R)
• M14: 13,579,298 km (0.075 R)
• M15: 25,204,848 km (0.106 R)
• M16: 27,288,297 km (0.083 R)
• M17: 31,259,373 km (0.097 R)
• M18: 34,450,744 km (0.072 R)
• M19: 37,012,159 km (0.079 R)
• M20: 41,860,476 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763

Radius: 8.9

Gravity: 9.63 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 4.33 AU - 6.17 AU

Year: 8303 Days

Day: 10.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 41,216,867 km

• M1: 110,702 km (0.088 R)
• M2: 602,730 km (0.05 R)
• M3: 991,834 km (0.114 R)
• M4: 3,424,594 km (0.1 R)
• M5: 3,865,908 km (0.114 R)
• M6: 5,105,775 km (0.074 R)
• M7: 5,616,652 km (0.119 R)
• M8: 6,410,269 km (0.107 R)
• M9: 8,609,357 km (0.107 R)
• M10: 8,966,448 km (0.09 R)
• M11: 9,567,981 km (0.109 R)
• M12: 10,646,880 km (0.073 R)
• M13: 14,183,673 km (0.115 R)
• M14: 15,847,800 km (0.117 R)
• M15: 16,589,506 km (0.111 R)
• M16: 18,508,249 km (0.089 R)
• M17: 18,804,602 km (0.097 R)
• M18: 19,406,733 km (0.039 R)
• M19: 21,209,687 km (0.112 R)
• M20: 21,862,233 km (0.109 R)
• M21: 22,781,213 km (0.081 R)
• M22: 24,163,497 km (0.086 R)
• M23: 24,875,284 km (0.054 R)
• M24: 25,236,413 km (0.1 R)
• M25: 27,572,982 km (0.11 R)
• M26: 29,543,186 km (0.034 R)
• M27: 30,254,374 km (0.047 R)
• M28: 33,872,249 km (0.096 R)
• M29: 34,427,556 km (0.088 R)
• M30: 35,215,189 km (0.063 R)
• M31: 36,129,831 km (0.08 R)
• M32: 39,701,480 km (0.119 R)
• M33: 40,567,502 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 286.9

Radius: 6.9

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 6.63 AU - 7.03 AU

Year: 12321 Days

Day: 23 Hours

Environment

Temp: -231 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 41,216,867 km

• M1: 87,515 km (0.082 R)
• M2: 321,785 km (0.115 R)
• M3: 606,021 km (0.112 R)
• M4: 1,131,110 km (0.101 R)
• M5: 1,359,246 km (0.082 R)
• M6: 1,731,147 km (0.109 R)
• M7: 1,988,904 km (0.097 R)
• M8: 2,414,809 km (0.042 R)
• M9: 3,243,282 km (0.094 R)
• M10: 4,634,542 km (0.119 R)
• M11: 4,895,291 km (0.115 R)
• M12: 5,135,246 km (0.079 R)
• M13: 6,313,778 km (0.11 R)
• M14: 7,425,739 km (0.094 R)
• M15: 9,014,618 km (0.082 R)
• M16: 9,653,251 km (0.098 R)
• M17: 11,329,346 km (0.089 R)
• M18: 12,848,363 km (0.041 R)
• M19: 14,193,696 km (0.101 R)
• M20: 14,683,031 km (0.108 R)
• M21: 17,024,836 km (0.109 R)
• M22: 18,355,958 km (0.082 R)
• M23: 22,847,185 km (0.099 R)
• M24: 23,349,984 km (0.048 R)
• M25: 25,524,090 km (0.114 R)
• M26: 28,307,059 km (0.059 R)
• M27: 29,277,799 km (0.074 R)
• M28: 39,513,435 km (0.118 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: 361 - 12,923 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit