🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.18 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363.4

Radius: 9.6

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.07 AU - 2.63 AU

Year: 2443 Days

Day: 14.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 43,058,091 km

• M1: 128,654 km (0.057 R)
• M2: 449,691 km (0.088 R)
• M3: 1,472,342 km (0.05 R)
• M4: 2,210,757 km (0.103 R)
• M5: 3,162,649 km (0.091 R)
• M6: 3,899,568 km (0.11 R)
• M7: 4,405,956 km (0.083 R)
• M8: 4,892,299 km (0.061 R)
• M9: 5,504,603 km (0.087 R)
• M10: 6,191,856 km (0.066 R)
• M11: 6,492,398 km (0.112 R)
• M12: 7,177,556 km (0.089 R)
• M13: 8,294,604 km (0.102 R)
• M14: 8,784,985 km (0.107 R)
• M15: 9,656,243 km (0.08 R)
• M16: 11,759,440 km (0.064 R)
• M17: 12,938,421 km (0.048 R)
• M18: 13,472,934 km (0.1 R)
• M19: 14,022,257 km (0.068 R)
• M20: 14,542,559 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.2

Radius: 12.2

Gravity: 5.94 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.08 AU - 2.84 AU

Year: 2617 Days

Day: 6.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 43,058,091 km

• M1: 151,692 km (0.12 R)
• M2: 652,845 km (0.066 R)
• M3: 1,570,478 km (0.059 R)
• M4: 1,970,054 km (0.088 R)
• M5: 2,707,572 km (0.032 R)
• M6: 3,564,768 km (0.029 R)
• M7: 3,975,563 km (0.112 R)
• M8: 4,640,077 km (0.112 R)
• M9: 5,180,125 km (0.059 R)
• M10: 5,867,228 km (0.119 R)
• M11: 6,330,383 km (0.038 R)
• M12: 6,730,109 km (0.083 R)
• M13: 7,836,385 km (0.112 R)
• M14: 8,331,554 km (0.094 R)
• M15: 9,830,525 km (0.049 R)
• M16: 10,724,073 km (0.06 R)
• M17: 11,755,849 km (0.046 R)
• M18: 12,583,425 km (0.117 R)
• M19: 13,125,717 km (0.091 R)
• M20: 13,968,552 km (0.111 R)
• M21: 16,822,580 km (0.084 R)
• M22: 17,481,259 km (0.094 R)
• M23: 21,162,264 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.6

Radius: 10.4

Gravity: 8.56 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 3.37 AU - 4.13 AU

Year: 4925 Days

Day: 14.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 43,058,091 km

• M1: 130,449 km (0.047 R)
• M2: 573,109 km (0.086 R)
• M3: 965,953 km (0.118 R)
• M4: 1,665,323 km (0.064 R)
• M5: 2,189,215 km (0.062 R)
• M6: 2,516,535 km (0.108 R)
• M7: 4,098,084 km (0.072 R)
• M8: 4,445,151 km (0.068 R)
• M9: 5,170,402 km (0.116 R)
• M10: 6,585,747 km (0.09 R)
• M11: 7,347,350 km (0.07 R)
• M12: 8,598,437 km (0.116 R)
• M13: 9,004,296 km (0.115 R)
• M14: 9,636,945 km (0.106 R)
• M15: 10,756,984 km (0.099 R)
• M16: 12,061,927 km (0.104 R)
• M17: 12,468,085 km (0.062 R)
• M18: 13,200,965 km (0.093 R)
• M19: 13,632,405 km (0.049 R)
• M20: 14,241,119 km (0.112 R)
• M21: 14,694,999 km (0.11 R)
• M22: 16,858,483 km (0.113 R)
• M23: 18,480,573 km (0.097 R)
• M24: 21,732,980 km (0.097 R)
• M25: 23,651,573 km (0.105 R)
• M26: 24,774,155 km (0.119 R)
• M27: 27,211,703 km (0.103 R)
• M28: 32,266,017 km (0.046 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.1

Radius: 11.8

Gravity: 7.13 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 4.36 AU - 5.04 AU

Year: 6911 Days

Day: 10.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 55.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 43,058,091 km

• M1: 147,055 km (0.09 R)
• M2: 527,033 km (0.086 R)
• M3: 1,025,643 km (0.092 R)
• M4: 1,584,092 km (0.074 R)
• M5: 1,989,801 km (0.108 R)
• M6: 2,810,944 km (0.065 R)
• M7: 3,649,290 km (0.062 R)
• M8: 4,704,404 km (0.08 R)
• M9: 5,492,785 km (0.104 R)
• M10: 7,809,308 km (0.118 R)
• M11: 8,434,777 km (0.102 R)
• M12: 9,976,532 km (0.064 R)
• M13: 12,574,299 km (0.046 R)
• M14: 13,434,338 km (0.084 R)
• M15: 14,766,207 km (0.085 R)
• M16: 15,854,233 km (0.096 R)
• M17: 18,697,490 km (0.079 R)
• M18: 19,514,743 km (0.065 R)
• M19: 22,439,082 km (0.103 R)
• M20: 26,007,590 km (0.086 R)
• M21: 29,837,894 km (0.048 R)
• M22: 31,887,085 km (0.114 R)
• M23: 32,946,238 km (0.046 R)
• M24: 33,484,491 km (0.107 R)
• M25: 36,493,204 km (0.066 R)
• M26: 37,886,558 km (0.105 R)
• M27: 40,164,784 km (0.093 R)
• M28: 40,779,183 km (0.115 R)
• M29: 41,524,629 km (0.058 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152.1

Radius: 9.9

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 4.4 AU - 5.32 AU

Year: 7267 Days

Day: 7.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,058,091 km

• M1: 123,119 km (0.104 R)
• M2: 470,485 km (0.083 R)
• M3: 1,064,838 km (0.109 R)
• M4: 1,413,849 km (0.113 R)
• M5: 2,193,554 km (0.066 R)
• M6: 2,608,538 km (0.052 R)
• M7: 3,292,350 km (0.113 R)
• M8: 4,422,412 km (0.097 R)
• M9: 6,298,519 km (0.039 R)
• M10: 9,427,658 km (0.052 R)
• M11: 9,851,020 km (0.082 R)
• M12: 13,275,315 km (0.049 R)
• M13: 14,658,647 km (0.095 R)
• M14: 15,175,358 km (0.081 R)
• M15: 16,027,168 km (0.079 R)
• M16: 19,755,596 km (0.094 R)
• M17: 22,088,425 km (0.06 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 818.5

Radius: 10.2

Gravity: 7.87 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 4.85 AU - 5.33 AU

Year: 7789 Days

Day: 11.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 43,058,091 km

• M1: 126,859 km (0.1 R)
• M2: 781,649 km (0.088 R)
• M3: 1,573,620 km (0.068 R)
• M4: 2,538,825 km (0.093 R)
• M5: 3,636,275 km (0.07 R)
• M6: 4,305,576 km (0.098 R)
• M7: 4,669,997 km (0.119 R)
• M8: 6,059,462 km (0.101 R)
• M9: 7,466,131 km (0.074 R)
• M10: 8,331,105 km (0.118 R)
• M11: 9,034,066 km (0.04 R)
• M12: 9,586,680 km (0.09 R)
• M13: 10,309,088 km (0.091 R)
• M14: 10,861,703 km (0.096 R)
• M15: 11,916,817 km (0.076 R)
• M16: 12,866,314 km (0.11 R)
• M17: 13,986,354 km (0.076 R)
• M18: 15,362,953 km (0.08 R)
• M19: 16,554,800 km (0.086 R)
• M20: 17,243,099 km (0.057 R)
• M21: 18,238,524 km (0.087 R)
• M22: 23,453,057 km (0.086 R)
• M23: 25,210,532 km (0.11 R)
• M24: 27,912,569 km (0.069 R)
• M25: 29,085,117 km (0.115 R)
• M26: 30,392,004 km (0.098 R)
• M27: 31,111,869 km (0.087 R)
• M28: 32,265,718 km (0.114 R)
• M29: 40,163,438 km (0.091 R)
• M30: 40,533,393 km (0.089 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 453 - 11,985 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit