🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.91 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 154.7

Radius: 9.1

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.36 AU - 2.26 AU

Year: 1652 Days

Day: 10.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 95,320,122 km

• M1: 113,246 km (0.082 R)
• M2: 715,377 km (0.114 R)
• M3: 1,471,445 km (0.071 R)
• M4: 1,805,497 km (0.052 R)
• M5: 2,220,631 km (0.051 R)
• M6: 2,721,933 km (0.088 R)
• M7: 3,391,234 km (0.114 R)
• M8: 4,487,936 km (0.054 R)
• M9: 4,843,381 km (0.106 R)
• M10: 5,963,869 km (0.102 R)
• M11: 6,310,786 km (0.091 R)
• M12: 6,823,458 km (0.104 R)
• M13: 7,956,363 km (0.057 R)
• M14: 8,478,459 km (0.058 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.6

Radius: 12.3

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.38 AU - 3.14 AU

Year: 3110 Days

Day: 12.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 95,320,122 km

• M1: 153,487 km (0.106 R)
• M2: 569,220 km (0.076 R)
• M3: 1,695,991 km (0.074 R)
• M4: 2,276,281 km (0.04 R)
• M5: 2,785,512 km (0.067 R)
• M6: 4,994,325 km (0.09 R)
• M7: 5,698,632 km (0.092 R)
• M8: 6,670,868 km (0.075 R)
• M9: 8,422,360 km (0.105 R)
• M10: 9,682,872 km (0.062 R)
• M11: 10,427,720 km (0.117 R)
• M12: 12,575,347 km (0.049 R)
• M13: 14,651,017 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.9

Radius: 13.2

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 2.34 AU - 3.2 AU

Year: 3127 Days

Day: 9.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 95,320,122 km

• M1: 164,109 km (0.044 R)
• M2: 852,558 km (0.074 R)
• M3: 1,283,101 km (0.082 R)
• M4: 1,999,525 km (0.116 R)
• M5: 2,436,201 km (0.088 R)
• M6: 3,195,261 km (0.102 R)
• M7: 3,838,831 km (0.039 R)
• M8: 4,893,496 km (0.105 R)
• M9: 5,751,440 km (0.057 R)
• M10: 9,336,104 km (0.095 R)
• M11: 11,402,798 km (0.062 R)
• M12: 20,215,011 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 259.3

Radius: 9

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.97 AU - 3.45 AU

Year: 3901 Days

Day: 10.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 51.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 95,320,122 km

• M1: 112,946 km (0.083 R)
• M2: 785,239 km (0.079 R)
• M3: 1,170,155 km (0.096 R)
• M4: 1,574,817 km (0.03 R)
• M5: 2,083,749 km (0.057 R)
• M6: 2,581,461 km (0.091 R)
• M7: 3,139,910 km (0.089 R)
• M8: 4,625,566 km (0.051 R)
• M9: 5,026,189 km (0.105 R)
• M10: 5,695,490 km (0.091 R)
• M11: 6,342,052 km (0.032 R)
• M12: 7,181,745 km (0.109 R)
• M13: 7,689,331 km (0.118 R)
• M14: 8,252,716 km (0.115 R)
• M15: 9,183,514 km (0.068 R)
• M16: 9,890,065 km (0.112 R)
• M17: 10,368,479 km (0.038 R)
• M18: 11,134,570 km (0.074 R)
• M19: 13,302,691 km (0.12 R)
• M20: 14,160,785 km (0.08 R)
• M21: 14,532,984 km (0.029 R)
• M22: 17,113,099 km (0.101 R)
• M23: 17,429,199 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.5

Radius: 9.4

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 3.59 AU - 4.81 AU

Year: 5838 Days

Day: 14 Hours

Environment

Temp: -228 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 95,320,122 km

• M1: 116,836 km (0.096 R)
• M2: 571,763 km (0.075 R)
• M3: 875,596 km (0.101 R)
• M4: 1,329,775 km (0.11 R)
• M5: 2,218,387 km (0.099 R)
• M6: 2,574,579 km (0.077 R)
• M7: 2,968,770 km (0.073 R)
• M8: 3,695,815 km (0.076 R)
• M9: 4,513,817 km (0.068 R)
• M10: 5,292,473 km (0.101 R)
• M11: 6,535,333 km (0.097 R)
• M12: 7,433,369 km (0.089 R)
• M13: 8,552,809 km (0.112 R)
• M14: 9,587,728 km (0.085 R)
• M15: 10,498,479 km (0.075 R)
• M16: 11,038,228 km (0.112 R)
• M17: 11,422,695 km (0.118 R)
• M18: 11,771,856 km (0.086 R)
• M19: 14,470,004 km (0.083 R)
• M20: 14,827,543 km (0.076 R)
• M21: 15,191,065 km (0.074 R)
• M22: 15,989,768 km (0.05 R)
• M23: 19,653,271 km (0.093 R)
• M24: 22,452,546 km (0.042 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.1

Radius: 8.3

Gravity: 12.59 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 4.21 AU - 4.25 AU

Year: 5901 Days

Day: 12.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 95,320,122 km

• M1: 108,608 km (0.114 R)
• M2: 430,543 km (0.106 R)
• M3: 884,722 km (0.109 R)
• M4: 1,197,381 km (0.069 R)
• M5: 1,545,496 km (0.114 R)
• M6: 1,814,473 km (0.034 R)
• M7: 2,501,725 km (0.079 R)
• M8: 3,159,657 km (0.118 R)
• M9: 4,488,235 km (0.12 R)
• M10: 4,760,055 km (0.07 R)
• M11: 5,071,667 km (0.047 R)
• M12: 6,525,459 km (0.094 R)
• M13: 8,038,941 km (0.083 R)
• M14: 9,773,229 km (0.046 R)
• M15: 10,092,620 km (0.084 R)
• M16: 10,994,396 km (0.068 R)
• M17: 11,897,369 km (0.091 R)
• M18: 15,204,529 km (0.119 R)
• M19: 17,698,924 km (0.1 R)
• M20: 20,085,609 km (0.095 R)
• M21: 20,528,119 km (0.061 R)
• M22: 21,203,853 km (0.057 R)
• M23: 21,972,038 km (0.086 R)
• M24: 24,807,067 km (0.04 R)
• M25: 26,356,003 km (0.106 R)
• M26: 30,411,751 km (0.086 R)
• M27: 31,191,455 km (0.089 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879

Radius: 10.5

Gravity: 7.97 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 4.43 AU - 6.23 AU

Year: 8346 Days

Day: 13.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 95,320,122 km

• M1: 133,591 km (0.064 R)
• M2: 601,084 km (0.101 R)
• M3: 1,036,863 km (0.11 R)
• M4: 1,583,493 km (0.098 R)
• M5: 2,004,911 km (0.058 R)
• M6: 2,332,829 km (0.046 R)
• M7: 3,077,228 km (0.061 R)
• M8: 3,894,332 km (0.109 R)
• M9: 4,298,246 km (0.074 R)
• M10: 5,782,855 km (0.117 R)
• M11: 6,346,540 km (0.102 R)
• M12: 6,985,173 km (0.092 R)
• M13: 8,434,926 km (0.081 R)
• M14: 11,975,459 km (0.106 R)
• M15: 13,488,342 km (0.046 R)
• M16: 15,520,480 km (0.112 R)
• M17: 17,968,350 km (0.105 R)
• M18: 22,488,150 km (0.092 R)
• M19: 23,881,505 km (0.031 R)
• M20: 25,055,250 km (0.065 R)
• M21: 26,456,982 km (0.067 R)
• M22: 30,137,089 km (0.116 R)
• M23: 32,045,061 km (0.104 R)
• M24: 32,588,999 km (0.053 R)
• M25: 35,866,389 km (0.036 R)
• M26: 37,765,683 km (0.073 R)
• M27: 42,152,192 km (0.119 R)
• M28: 44,400,498 km (0.116 R)
• M29: 45,485,831 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 268.7

Radius: 4

Gravity: 16.79 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 6.53 AU - 8.83 AU

Year: 14436 Days

Day: 23.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 95,320,122 km

• M1: 49,816 km (0.056 R)
• M2: 464,352 km (0.044 R)
• M3: 630,705 km (0.036 R)
• M4: 1,042,996 km (0.039 R)
• M5: 1,357,750 km (0.099 R)
• M6: 2,262,668 km (0.111 R)
• M7: 2,467,617 km (0.114 R)
• M8: 3,295,940 km (0.073 R)
• M9: 3,584,365 km (0.071 R)
• M10: 3,811,455 km (0.101 R)
• M11: 4,156,427 km (0.087 R)
• M12: 5,062,841 km (0.105 R)
• M13: 6,943,585 km (0.09 R)
• M14: 7,869,596 km (0.115 R)
• M15: 8,875,193 km (0.095 R)
• M16: 9,671,353 km (0.032 R)
• M17: 10,311,482 km (0.107 R)
• M18: 11,297,182 km (0.073 R)
• M19: 13,215,027 km (0.118 R)
• M20: 13,393,946 km (0.111 R)
• M21: 13,756,871 km (0.097 R)
• M22: 14,439,037 km (0.064 R)
• M23: 15,603,357 km (0.072 R)
• M24: 18,264,404 km (0.074 R)
• M25: 19,163,637 km (0.055 R)
• M26: 20,567,463 km (0.063 R)
• M27: 22,205,859 km (0.039 R)
• M28: 22,970,903 km (0.069 R)
• M29: 24,463,291 km (0.066 R)
• M30: 24,823,672 km (0.102 R)
• M31: 25,832,860 km (0.076 R)
• M32: 33,785,482 km (0.099 R)
• M33: 34,344,530 km (0.109 R)
• M34: 35,366,582 km (0.115 R)
• M35: 37,351,896 km (0.116 R)
• M36: 40,154,612 km (0.085 R)
• M37: 41,288,414 km (0.12 R)
• M38: 43,225,108 km (0.065 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 161.5

Radius: 3.3

Gravity: 14.83 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 7.91 AU - 9.1 AU

Year: 16808 Days

Day: 17.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 95,320,122 km

• M1: 69,563 km (0.116 R)
• M2: 228,885 km (0.108 R)
• M3: 480,359 km (0.079 R)
• M4: 1,125,574 km (0.106 R)
• M5: 2,778,182 km (0.115 R)
• M6: 4,382,918 km (0.059 R)
• M7: 5,853,615 km (0.116 R)
• M8: 7,623,807 km (0.092 R)
• M9: 8,761,648 km (0.084 R)
• M10: 10,201,976 km (0.109 R)
• M11: 10,952,509 km (0.075 R)
• M12: 14,080,002 km (0.102 R)
• M13: 27,107,433 km (0.049 R)
• M14: 35,221,173 km (0.1 R)
• M15: 35,670,266 km (0.063 R)
• M16: 37,272,160 km (0.109 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 991.6

Radius: 3.7

Gravity: 72.43 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 9.23 AU - 11.91 AU

Year: 23308 Days

Day: 20.6 Hours

Environment

Temp: -235 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 95,320,122 km

• M1: 48,171 km (0.114 R)
• M2: 169,345 km (0.064 R)
• M3: 473,926 km (0.081 R)
• M4: 659,128 km (0.11 R)
• M5: 1,019,509 km (0.079 R)
• M6: 1,481,767 km (0.067 R)
• M7: 2,911,923 km (0.108 R)
• M8: 3,197,355 km (0.056 R)
• M9: 3,407,989 km (0.049 R)
• M10: 4,603,126 km (0.079 R)
• M11: 7,155,266 km (0.097 R)
• M12: 8,670,094 km (0.068 R)
• M13: 12,908,501 km (0.117 R)
• M14: 14,150,014 km (0.082 R)
• M15: 17,229,785 km (0.089 R)
• M16: 18,443,473 km (0.042 R)
• M17: 18,828,089 km (0.094 R)
• M18: 19,513,995 km (0.113 R)
• M19: 19,712,960 km (0.084 R)
• M20: 20,216,357 km (0.076 R)
• M21: 24,671,980 km (0.078 R)
• M22: 28,445,138 km (0.117 R)
• M23: 31,891,872 km (0.063 R)
• M24: 36,503,376 km (0.075 R)
• M25: 36,805,415 km (0.081 R)
• M26: 42,200,063 km (0.09 R)
• M27: 47,198,427 km (0.073 R)
• M28: 48,461,482 km (0.109 R)
• M29: 48,826,351 km (0.066 R)
• M30: 51,812,175 km (0.092 R)
• M31: 52,002,613 km (0.103 R)
• M32: 52,577,069 km (0.056 R)
• M33: 58,144,204 km (0.102 R)
• M34: 60,645,630 km (0.086 R)
• M35: 73,511,496 km (0.088 R)
• M36: 75,941,115 km (0.112 R)
• M37: 77,673,458 km (0.087 R)
• M38: 83,550,710 km (0.104 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 280 - 17,859 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit