🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.3

Radius: 13.6

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.73 AU - 0.79 AU

Year: 442 Days

Day: 13.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 53,869,236 km

• M1: 169,195 km (0.072 R)
• M2: 720,763 km (0.12 R)
• M3: 1,183,469 km (0.059 R)
• M4: 1,668,166 km (0.049 R)
• M5: 2,295,280 km (0.119 R)
• M6: 3,127,643 km (0.086 R)
• M7: 3,581,074 km (0.106 R)
• M8: 4,165,702 km (0.074 R)
• M9: 4,703,507 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399.8

Radius: 10.1

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.69 AU - 1.13 AU

Year: 579 Days

Day: 9.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 53,869,236 km

• M1: 125,662 km (0.096 R)
• M2: 479,162 km (0.101 R)
• M3: 850,464 km (0.03 R)
• M4: 1,206,806 km (0.071 R)
• M5: 1,656,946 km (0.091 R)
• M6: 1,987,258 km (0.109 R)
• M7: 2,343,600 km (0.032 R)
• M8: 2,773,694 km (0.066 R)
• M9: 3,349,646 km (0.069 R)
• M10: 4,017,002 km (0.103 R)
• M11: 4,680,618 km (0.092 R)
• M12: 5,031,276 km (0.087 R)
• M13: 5,448,803 km (0.028 R)
• M14: 5,854,662 km (0.038 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 912.3

Radius: 9.3

Gravity: 10.55 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.06 AU - 1.26 AU

Year: 833 Days

Day: 5 Hours

Environment

Temp: -177 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 53,869,236 km

• M1: 115,938 km (0.075 R)
• M2: 492,925 km (0.109 R)
• M3: 836,701 km (0.1 R)
• M4: 1,148,164 km (0.049 R)
• M5: 1,497,774 km (0.117 R)
• M6: 1,871,469 km (0.094 R)
• M7: 2,285,107 km (0.111 R)
• M8: 2,590,437 km (0.078 R)
• M9: 3,242,384 km (0.093 R)
• M10: 4,000,097 km (0.091 R)
• M11: 4,726,694 km (0.066 R)
• M12: 5,169,055 km (0.037 R)
• M13: 5,538,562 km (0.063 R)
• M14: 5,905,077 km (0.074 R)
• M15: 6,396,655 km (0.053 R)
• M16: 8,534,409 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350.1

Radius: 13

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.99 AU - 1.59 AU

Year: 977 Days

Day: 14.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 53,869,236 km

• M1: 164,109 km (0.116 R)
• M2: 568,622 km (0.072 R)
• M3: 1,053,917 km (0.1 R)
• M4: 1,629,570 km (0.084 R)
• M5: 2,088,386 km (0.082 R)
• M6: 2,590,437 km (0.096 R)
• M7: 3,714,964 km (0.098 R)
• M8: 4,475,071 km (0.077 R)
• M9: 5,176,984 km (0.104 R)
• M10: 5,591,669 km (0.057 R)
• M11: 6,386,632 km (0.114 R)
• M12: 7,058,177 km (0.103 R)
• M13: 7,963,543 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.6

Radius: 12.3

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.23 AU - 1.47 AU

Year: 1046 Days

Day: 11.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 53,869,236 km

• M1: 153,039 km (0.093 R)
• M2: 692,489 km (0.102 R)
• M3: 1,331,571 km (0.093 R)
• M4: 1,755,830 km (0.109 R)
• M5: 2,576,823 km (0.097 R)
• M6: 3,247,770 km (0.05 R)
• M7: 3,695,666 km (0.103 R)
• M8: 4,389,351 km (0.062 R)
• M9: 5,459,724 km (0.082 R)
• M10: 5,898,644 km (0.118 R)
• M11: 6,590,534 km (0.109 R)
• M12: 6,978,441 km (0.112 R)
• M13: 7,565,763 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.8

Radius: 11.9

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.84 AU - 2.44 AU

Year: 2088 Days

Day: 5.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 53,869,236 km

• M1: 148,102 km (0.115 R)
• M2: 565,330 km (0.099 R)
• M3: 1,004,699 km (0.094 R)
• M4: 1,508,246 km (0.103 R)
• M5: 1,916,050 km (0.047 R)
• M6: 2,438,595 km (0.049 R)
• M7: 2,914,615 km (0.084 R)
• M8: 3,865,759 km (0.111 R)
• M9: 4,558,696 km (0.052 R)
• M10: 4,946,304 km (0.086 R)
• M11: 6,013,535 km (0.057 R)
• M12: 6,806,404 km (0.094 R)
• M13: 7,256,993 km (0.108 R)
• M14: 9,781,756 km (0.072 R)
• M15: 11,614,031 km (0.05 R)
• M16: 12,590,456 km (0.062 R)
• M17: 13,358,192 km (0.07 R)
• M18: 14,292,880 km (0.103 R)
• M19: 14,940,040 km (0.094 R)
• M20: 15,461,987 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 803.9

Radius: 14.1

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.75 AU - 2.65 AU

Year: 2176 Days

Day: 10.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 53,869,236 km

• M1: 176,077 km (0.057 R)
• M2: 725,550 km (0.12 R)
• M3: 1,317,508 km (0.043 R)
• M4: 1,761,066 km (0.105 R)
• M5: 2,254,889 km (0.084 R)
• M6: 2,980,738 km (0.032 R)
• M7: 3,972,123 km (0.117 R)
• M8: 4,946,603 km (0.11 R)
• M9: 5,478,872 km (0.098 R)
• M10: 6,256,931 km (0.12 R)
• M11: 6,741,778 km (0.068 R)
• M12: 7,193,862 km (0.044 R)
• M13: 7,817,985 km (0.116 R)
• M14: 8,349,656 km (0.117 R)
• M15: 9,073,410 km (0.093 R)
• M16: 10,200,480 km (0.033 R)
• M17: 11,698,105 km (0.068 R)
• M18: 12,311,606 km (0.047 R)
• M19: 13,337,997 km (0.071 R)
• M20: 18,128,868 km (0.12 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563

Radius: 11.1

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.25 AU - 5.93 AU

Year: 7658 Days

Day: 7.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,869,236 km

• M1: 138,079 km (0.094 R)
• M2: 668,702 km (0.043 R)
• M3: 1,958,835 km (0.087 R)
• M4: 2,498,733 km (0.041 R)
• M5: 3,305,963 km (0.046 R)
• M6: 3,976,162 km (0.072 R)
• M7: 6,132,914 km (0.101 R)
• M8: 8,266,330 km (0.116 R)
• M9: 8,720,957 km (0.106 R)
• M10: 10,092,321 km (0.092 R)
• M11: 12,871,401 km (0.095 R)
• M12: 15,066,450 km (0.058 R)
• M13: 25,308,519 km (0.114 R)
• M14: 27,616,814 km (0.074 R)
• M15: 28,541,030 km (0.079 R)
• M16: 29,869,160 km (0.118 R)
• M17: 31,837,568 km (0.069 R)
• M18: 32,853,488 km (0.07 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 585.5

Radius: 3.1

Gravity: 60.93 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 7.31 AU - 7.63 AU

Year: 13615 Days

Day: 23.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 53,869,236 km

• M1: 38,746 km (0.114 R)
• M2: 164,109 km (0.051 R)
• M3: 392,096 km (0.107 R)
• M4: 519,703 km (0.105 R)
• M5: 880,084 km (0.08 R)
• M6: 1,089,521 km (0.094 R)
• M7: 1,238,222 km (0.103 R)
• M8: 1,358,648 km (0.104 R)
• M9: 2,252,794 km (0.086 R)
• M10: 2,622,151 km (0.05 R)
• M11: 3,225,180 km (0.085 R)
• M12: 3,453,916 km (0.072 R)
• M13: 4,666,706 km (0.073 R)
• M14: 6,291,638 km (0.057 R)
• M15: 7,145,094 km (0.099 R)
• M16: 7,273,000 km (0.074 R)
• M17: 7,665,844 km (0.078 R)
• M18: 8,446,445 km (0.095 R)
• M19: 9,845,185 km (0.044 R)
• M20: 10,163,679 km (0.081 R)
• M21: 11,390,831 km (0.082 R)
• M22: 12,100,224 km (0.106 R)
• M23: 13,606,226 km (0.105 R)
• M24: 14,201,775 km (0.081 R)
• M25: 15,444,783 km (0.056 R)
• M26: 17,830,121 km (0.044 R)
• M27: 18,223,713 km (0.093 R)
• M28: 20,968,086 km (0.096 R)
• M29: 21,406,558 km (0.11 R)
• M30: 21,583,532 km (0.112 R)
• M31: 27,257,929 km (0.118 R)
• M32: 29,168,593 km (0.054 R)
• M33: 33,135,779 km (0.087 R)
• M34: 34,452,988 km (0.043 R)
• M35: 34,940,677 km (0.066 R)
• M36: 39,272,134 km (0.107 R)
• M37: 40,340,861 km (0.079 R)
• M38: 45,829,607 km (0.057 R)
• M39: 51,160,826 km (0.09 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 289.2

Radius: 3.4

Gravity: 25.02 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 7.88 AU - 10.34 AU

Year: 18336 Days

Day: 15.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 53,869,236 km

• M1: 42,336 km (0.101 R)
• M2: 223,948 km (0.086 R)
• M3: 405,709 km (0.053 R)
• M4: 639,232 km (0.099 R)
• M5: 2,157,949 km (0.067 R)
• M6: 2,410,022 km (0.085 R)
• M7: 2,659,701 km (0.096 R)
• M8: 4,565,278 km (0.099 R)
• M9: 5,112,657 km (0.114 R)
• M10: 5,666,468 km (0.092 R)
• M11: 6,570,787 km (0.118 R)
• M12: 6,770,650 km (0.117 R)
• M13: 7,309,202 km (0.091 R)
• M14: 8,010,667 km (0.092 R)
• M15: 8,565,226 km (0.08 R)
• M16: 10,275,279 km (0.119 R)
• M17: 10,653,612 km (0.08 R)
• M18: 10,929,471 km (0.11 R)
• M19: 11,041,071 km (0.091 R)
• M20: 11,903,054 km (0.075 R)
• M21: 12,501,894 km (0.112 R)
• M22: 12,870,802 km (0.041 R)
• M23: 15,377,016 km (0.099 R)
• M24: 27,190,311 km (0.083 R)
• M25: 37,988,584 km (0.071 R)
• M26: 38,502,602 km (0.097 R)
• M27: 48,865,396 km (0.095 R)
• M28: 53,386,244 km (0.107 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 436 - 11,814 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit