🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.8

Radius: 13.2

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.49 AU - 0.55 AU

Year: 259 Days

Day: 5.3 Hours

Environment

Temp: -141 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 55,336,286 km

• M1: 164,109 km (0.113 R)
• M2: 645,515 km (0.078 R)
• M3: 1,168,060 km (0.074 R)
• M4: 1,636,601 km (0.119 R)
• M5: 2,132,966 km (0.091 R)
• M6: 2,761,277 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56

Radius: 10.9

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.46 AU - 0.6 AU

Year: 266 Days

Day: 7.2 Hours

Environment

Temp: -146 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 55,336,286 km

• M1: 137,331 km (0.099 R)
• M2: 483,351 km (0.088 R)
• M3: 878,588 km (0.048 R)
• M4: 1,240,914 km (0.095 R)
• M5: 1,624,034 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 117.3

Radius: 13.4

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.43 AU - 0.71 AU

Year: 297 Days

Day: 12.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 55,336,286 km

• M1: 166,802 km (0.072 R)
• M2: 679,474 km (0.096 R)
• M3: 1,114,205 km (0.111 R)
• M4: 1,596,209 km (0.065 R)
• M5: 2,206,269 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.5

Radius: 10.5

Gravity: 8.76 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.12 AU - 1.24 AU

Year: 885 Days

Day: 6.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 55,336,286 km

• M1: 130,599 km (0.078 R)
• M2: 559,646 km (0.08 R)
• M3: 998,267 km (0.054 R)
• M4: 1,401,283 km (0.114 R)
• M5: 1,865,186 km (0.041 R)
• M6: 2,262,518 km (0.064 R)
• M7: 2,716,398 km (0.083 R)
• M8: 3,415,768 km (0.076 R)
• M9: 3,855,586 km (0.111 R)
• M10: 4,999,112 km (0.114 R)
• M11: 5,567,883 km (0.109 R)
• M12: 6,695,552 km (0.051 R)
• M13: 7,191,918 km (0.025 R)
• M14: 7,738,099 km (0.076 R)
• M15: 9,196,380 km (0.104 R)
• M16: 10,142,586 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 912.2

Radius: 9.2

Gravity: 10.78 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.26 AU - 1.92 AU

Year: 1384 Days

Day: 13.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 55,336,286 km

• M1: 114,442 km (0.116 R)
• M2: 608,265 km (0.105 R)
• M3: 938,278 km (0.067 R)
• M4: 1,450,202 km (0.05 R)
• M5: 1,750,893 km (0.09 R)
• M6: 2,059,514 km (0.099 R)
• M7: 3,032,798 km (0.114 R)
• M8: 3,449,727 km (0.094 R)
• M9: 4,955,878 km (0.034 R)
• M10: 5,558,608 km (0.074 R)
• M11: 5,947,862 km (0.079 R)
• M12: 6,936,105 km (0.054 R)
• M13: 8,261,991 km (0.03 R)
• M14: 9,298,256 km (0.041 R)
• M15: 9,814,967 km (0.112 R)
• M16: 11,298,828 km (0.081 R)
• M17: 11,999,993 km (0.045 R)
• M18: 13,407,560 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.1

Radius: 14.2

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.49 AU - 2.23 AU

Year: 1751 Days

Day: 8 Hours

Environment

Temp: -199 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,336,286 km

• M1: 176,525 km (0.106 R)
• M2: 773,720 km (0.078 R)
• M3: 1,446,911 km (0.076 R)
• M4: 2,104,094 km (0.091 R)
• M5: 2,603,601 km (0.053 R)
• M6: 3,437,909 km (0.086 R)
• M7: 4,643,518 km (0.108 R)
• M8: 5,255,822 km (0.099 R)
• M9: 7,038,729 km (0.086 R)
• M10: 7,849,101 km (0.112 R)
• M11: 8,443,603 km (0.11 R)
• M12: 9,326,380 km (0.09 R)
• M13: 9,925,819 km (0.085 R)
• M14: 10,444,923 km (0.094 R)
• M15: 11,425,089 km (0.113 R)
• M16: 12,073,147 km (0.064 R)
• M17: 14,558,715 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.2

Radius: 14.9

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 3.49 AU - 4.83 AU

Year: 5857 Days

Day: 13.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 55,336,286 km

• M1: 187,895 km (0.118 R)
• M2: 1,607,878 km (0.091 R)
• M3: 2,611,680 km (0.094 R)
• M4: 3,917,519 km (0.087 R)
• M5: 8,338,735 km (0.113 R)
• M6: 10,286,649 km (0.094 R)
• M7: 13,531,277 km (0.085 R)
• M8: 14,182,626 km (0.085 R)
• M9: 15,548,155 km (0.106 R)
• M10: 16,262,934 km (0.119 R)
• M11: 18,479,077 km (0.085 R)
• M12: 20,758,051 km (0.083 R)
• M13: 25,038,345 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 794.7

Radius: 5.1

Gravity: 30.55 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 5.28 AU - 6.96 AU

Year: 10451 Days

Day: 20.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 55,336,286 km

• M1: 63,429 km (0.111 R)
• M2: 459,415 km (0.031 R)
• M3: 761,752 km (0.086 R)
• M4: 1,176,438 km (0.103 R)
• M5: 1,393,355 km (0.089 R)
• M6: 1,682,677 km (0.11 R)
• M7: 1,908,270 km (0.036 R)
• M8: 2,480,333 km (0.106 R)
• M9: 3,479,347 km (0.054 R)
• M10: 3,901,512 km (0.067 R)
• M11: 8,085,466 km (0.112 R)
• M12: 8,824,180 km (0.031 R)
• M13: 9,860,594 km (0.043 R)
• M14: 12,529,719 km (0.1 R)
• M15: 12,893,990 km (0.102 R)
• M16: 13,580,046 km (0.025 R)
• M17: 17,155,734 km (0.107 R)
• M18: 24,177,409 km (0.109 R)
• M19: 24,647,296 km (0.11 R)
• M20: 25,897,037 km (0.076 R)
• M21: 28,210,718 km (0.09 R)
• M22: 35,607,734 km (0.077 R)
• M23: 37,078,431 km (0.088 R)
• M24: 38,207,595 km (0.085 R)
• M25: 40,931,174 km (0.048 R)
• M26: 42,680,572 km (0.088 R)
• M27: 43,781,462 km (0.112 R)
• M28: 45,753,462 km (0.08 R)
• M29: 47,197,679 km (0.057 R)
• M30: 47,931,008 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 194.4

Radius: 6.8

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 9.87 AU - 11.01 AU

Year: 23284 Days

Day: 16.6 Hours

Environment

Temp: -246 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 55,336,286 km

• M1: 94,247 km (0.026 R)
• M2: 553,662 km (0.092 R)
• M3: 1,055,712 km (0.099 R)
• M4: 1,432,100 km (0.072 R)
• M5: 1,667,717 km (0.1 R)
• M6: 2,180,389 km (0.09 R)
• M7: 2,535,684 km (0.114 R)
• M8: 3,116,273 km (0.077 R)
• M9: 4,477,464 km (0.037 R)
• M10: 4,823,335 km (0.029 R)
• M11: 5,497,722 km (0.09 R)
• M12: 5,894,455 km (0.1 R)
• M13: 7,242,631 km (0.113 R)
• M14: 8,356,986 km (0.1 R)
• M15: 9,944,369 km (0.083 R)
• M16: 13,380,482 km (0.056 R)
• M17: 24,627,101 km (0.05 R)
• M18: 28,161,799 km (0.104 R)
• M19: 29,775,063 km (0.107 R)
• M20: 31,562,757 km (0.066 R)
• M21: 32,599,171 km (0.096 R)
• M22: 43,813,776 km (0.066 R)
• M23: 44,098,012 km (0.094 R)
• M24: 46,860,187 km (0.05 R)
• M25: 50,044,826 km (0.095 R)
• M26: 54,840,485 km (0.092 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 352 - 16,694 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit