🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.6 AU - 0.68 AU

Year: 326 Days

Day: 39.3 Hours

Environment

Temp: -123 °C

Axial Tilt: 121.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.5

Radius: 10.9

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.61 AU - 1.01 AU

Year: 464 Days

Day: 12.6 Hours

Environment

Temp: -142 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 67,932,510 km

• M1: 135,984 km (0.112 R)
• M2: 273,315 km (0.117 R)
• M3: 355,145 km (0.056 R)
• M4: 465,848 km (0.095 R)
• M5: 549,772 km (0.119 R)
• M6: 646,412 km (0.11 R)
• M7: 728,392 km (0.029 R)
• M8: 942,616 km (0.112 R)
• M9: 1,094,458 km (0.108 R)
• M10: 1,276,519 km (0.086 R)
• M11: 1,360,144 km (0.069 R)
• M12: 1,482,515 km (0.051 R)
• M13: 1,627,625 km (0.074 R)
• M14: 1,719,029 km (0.085 R)
• M15: 1,797,418 km (0.04 R)
• M16: 1,882,091 km (0.091 R)
• M17: 1,968,110 km (0.044 R)
• M18: 2,102,299 km (0.12 R)
• M19: 2,196,994 km (0.051 R)
• M20: 2,298,571 km (0.055 R)
• M21: 2,407,179 km (0.088 R)
• M22: 2,478,837 km (0.042 R)
• M23: 2,551,092 km (0.114 R)
• M24: 2,658,205 km (0.106 R)
• M25: 2,784,016 km (0.12 R)
• M26: 2,853,430 km (0.091 R)
• M27: 2,935,260 km (0.107 R)
• M28: 3,012,004 km (0.083 R)
• M29: 3,155,468 km (0.099 R)
• M30: 3,264,525 km (0.072 R)
• M31: 3,605,608 km (0.098 R)
• M32: 3,713,468 km (0.111 R)
• M33: 3,873,986 km (0.084 R)
• M34: 4,043,331 km (0.117 R)
• M35: 4,142,215 km (0.082 R)
• M36: 4,262,043 km (0.108 R)
• M37: 4,355,991 km (0.1 R)
• M38: 4,573,207 km (0.083 R)
• M39: 4,641,872 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.1

Radius: 11.2

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.81 AU - 1.09 AU

Year: 589 Days

Day: 7.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 67,932,510 km

• M1: 154,385 km (0.094 R)
• M2: 241,301 km (0.074 R)
• M3: 335,548 km (0.081 R)
• M4: 433,684 km (0.089 R)
• M5: 521,797 km (0.08 R)
• M6: 651,948 km (0.107 R)
• M7: 790,326 km (0.097 R)
• M8: 907,161 km (0.047 R)
• M9: 988,543 km (0.076 R)
• M10: 1,085,333 km (0.087 R)
• M11: 1,163,572 km (0.12 R)
• M12: 1,234,781 km (0.109 R)
• M13: 1,307,635 km (0.06 R)
• M14: 1,391,410 km (0.119 R)
• M15: 1,462,768 km (0.054 R)
• M16: 1,569,581 km (0.115 R)
• M17: 1,719,777 km (0.111 R)
• M18: 1,859,053 km (0.118 R)
• M19: 1,986,211 km (0.036 R)
• M20: 2,056,223 km (0.05 R)
• M21: 2,193,404 km (0.068 R)
• M22: 2,322,507 km (0.119 R)
• M23: 2,430,965 km (0.119 R)
• M24: 2,506,213 km (0.095 R)
• M25: 2,588,193 km (0.091 R)
• M26: 2,748,861 km (0.04 R)
• M27: 2,857,918 km (0.057 R)
• M28: 3,111,486 km (0.12 R)
• M29: 3,193,615 km (0.085 R)
• M30: 3,308,357 km (0.091 R)
• M31: 3,463,490 km (0.056 R)
• M32: 3,627,748 km (0.108 R)
• M33: 3,781,236 km (0.055 R)
• M34: 3,957,312 km (0.071 R)
• M35: 4,032,710 km (0.08 R)
• M36: 4,108,556 km (0.109 R)
• M37: 4,191,732 km (0.038 R)
• M38: 4,324,725 km (0.093 R)
• M39: 4,459,213 km (0.09 R)
• M40: 4,580,687 km (0.027 R)
• M41: 4,703,357 km (0.116 R)
• M42: 4,775,912 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.6

Radius: 13.9

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.42 AU - 1.96 AU

Year: 1397 Days

Day: 13.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 67,932,510 km

• M1: 174,132 km (0.062 R)
• M2: 327,769 km (0.113 R)
• M3: 460,313 km (0.075 R)
• M4: 774,618 km (0.115 R)
• M5: 1,157,738 km (0.071 R)
• M6: 1,295,966 km (0.12 R)
• M7: 1,412,503 km (0.089 R)
• M8: 1,504,805 km (0.112 R)
• M9: 1,735,036 km (0.077 R)
• M10: 1,834,519 km (0.032 R)
• M11: 2,155,556 km (0.077 R)
• M12: 2,372,622 km (0.097 R)
• M13: 2,483,773 km (0.097 R)
• M14: 2,828,447 km (0.069 R)
• M15: 3,250,163 km (0.102 R)
• M16: 3,361,913 km (0.07 R)
• M17: 3,679,060 km (0.072 R)
• M18: 3,887,450 km (0.104 R)
• M19: 4,032,859 km (0.112 R)
• M20: 4,166,749 km (0.112 R)
• M21: 4,425,255 km (0.087 R)
• M22: 4,535,658 km (0.067 R)
• M23: 4,675,083 km (0.107 R)
• M24: 4,830,066 km (0.095 R)
• M25: 5,349,321 km (0.104 R)
• M26: 5,496,824 km (0.034 R)
• M27: 5,615,754 km (0.104 R)
• M28: 5,765,801 km (0.114 R)
• M29: 6,410,119 km (0.066 R)
• M30: 6,693,308 km (0.115 R)
• M31: 6,852,480 km (0.102 R)
• M32: 7,061,319 km (0.037 R)
• M33: 7,158,408 km (0.109 R)
• M34: 7,485,279 km (0.095 R)
• M35: 7,650,734 km (0.065 R)
• M36: 7,783,727 km (0.086 R)
• M37: 8,018,595 km (0.108 R)
• M38: 8,120,023 km (0.094 R)
• M39: 8,341,128 km (0.112 R)
• M40: 8,547,125 km (0.055 R)
• M41: 8,964,054 km (0.069 R)
• M42: 9,476,726 km (0.084 R)
• M43: 9,980,871 km (0.077 R)
• M44: 10,108,328 km (0.095 R)
• M45: 10,236,234 km (0.114 R)
• M46: 10,419,940 km (0.083 R)
• M47: 10,604,843 km (0.112 R)
• M48: 10,828,193 km (0.061 R)
• M49: 11,165,985 km (0.034 R)
• M50: 11,564,514 km (0.109 R)
• M51: 11,890,637 km (0.043 R)
• M52: 12,142,111 km (0.109 R)
• M53: 12,689,639 km (0.094 R)
• M54: 12,946,649 km (0.094 R)
• M55: 13,425,661 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.9

Radius: 10.3

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 3.08 AU - 3.34 AU

Year: 3657 Days

Day: 6.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 67,932,510 km

• M1: 132,993 km (0.104 R)
• M2: 217,814 km (0.108 R)
• M3: 335,997 km (0.063 R)
• M4: 416,780 km (0.084 R)
• M5: 513,869 km (0.066 R)
• M6: 628,311 km (0.114 R)
• M7: 808,128 km (0.065 R)
• M8: 885,171 km (0.096 R)
• M9: 954,734 km (0.096 R)
• M10: 1,389,166 km (0.089 R)
• M11: 1,483,113 km (0.115 R)
• M12: 1,615,956 km (0.08 R)
• M13: 2,523,417 km (0.075 R)
• M14: 2,624,695 km (0.034 R)
• M15: 2,771,749 km (0.085 R)
• M16: 3,120,612 km (0.088 R)
• M17: 3,198,402 km (0.081 R)
• M18: 4,249,926 km (0.115 R)
• M19: 4,581,435 km (0.101 R)
• M20: 4,759,307 km (0.027 R)
• M21: 4,867,167 km (0.066 R)
• M22: 4,975,775 km (0.07 R)
• M23: 5,121,932 km (0.088 R)
• M24: 5,195,534 km (0.094 R)
• M25: 5,606,779 km (0.118 R)
• M26: 5,873,960 km (0.078 R)
• M27: 6,164,928 km (0.111 R)
• M28: 6,322,156 km (0.103 R)
• M29: 6,421,040 km (0.113 R)
• M30: 7,045,611 km (0.049 R)
• M31: 7,438,156 km (0.037 R)
• M32: 7,922,853 km (0.097 R)
• M33: 8,050,909 km (0.116 R)
• M34: 8,812,063 km (0.087 R)
• M35: 9,190,096 km (0.076 R)
• M36: 9,257,415 km (0.045 R)
• M37: 9,550,777 km (0.087 R)
• M38: 9,755,726 km (0.097 R)
• M39: 9,893,057 km (0.115 R)
• M40: 9,985,059 km (0.118 R)
• M41: 10,449,262 km (0.032 R)
• M42: 10,636,857 km (0.108 R)
• M43: 10,731,254 km (0.035 R)
• M44: 10,920,495 km (0.035 R)
• M45: 10,991,853 km (0.091 R)
• M46: 11,326,504 km (0.119 R)
• M47: 11,422,845 km (0.12 R)
• M48: 11,543,570 km (0.067 R)
• M49: 11,908,290 km (0.049 R)
• M50: 11,981,593 km (0.061 R)
• M51: 13,506,444 km (0.119 R)
• M52: 13,865,030 km (0.066 R)
• M53: 14,278,668 km (0.107 R)
• M54: 14,591,627 km (0.083 R)
• M55: 14,854,171 km (0.079 R)
• M56: 15,785,119 km (0.062 R)
• M57: 16,135,776 km (0.091 R)
• M58: 16,461,750 km (0.096 R)
• M59: 16,625,559 km (0.108 R)
• M60: 16,844,720 km (0.072 R)
• M61: 17,480,362 km (0.065 R)
• M62: 17,675,437 km (0.102 R)
• M63: 17,899,086 km (0.076 R)
• M64: 18,095,658 km (0.063 R)
• M65: 18,349,525 km (0.094 R)
• M66: 18,491,045 km (0.078 R)
• M67: 18,632,864 km (0.086 R)
• M68: 18,746,708 km (0.074 R)
• M69: 19,031,991 km (0.115 R)
• M70: 19,175,305 km (0.093 R)
• M71: 19,290,197 km (0.05 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 382.9

Radius: 6.2

Gravity: 9.96 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 8.77 AU - 12.83 AU

Year: 22567 Days

Day: 18.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 55.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 67,932,510 km

• M1: 79,287 km (0.063 R)
• M2: 361,578 km (0.102 R)
• M3: 790,625 km (0.11 R)
• M4: 835,803 km (0.086 R)
• M5: 2,255,188 km (0.106 R)
• M6: 2,418,848 km (0.032 R)
• M7: 2,968,620 km (0.094 R)
• M8: 3,442,845 km (0.072 R)
• M9: 3,669,785 km (0.064 R)
• M10: 3,940,558 km (0.106 R)
• M11: 4,338,637 km (0.108 R)
• M12: 4,419,869 km (0.113 R)
• M13: 4,791,321 km (0.073 R)
• M14: 5,345,730 km (0.076 R)
• M15: 6,146,229 km (0.029 R)
• M16: 6,841,709 km (0.095 R)
• M17: 7,222,735 km (0.062 R)
• M18: 7,367,396 km (0.092 R)
• M19: 7,561,873 km (0.118 R)
• M20: 10,023,207 km (0.072 R)
• M21: 11,171,221 km (0.115 R)
• M22: 11,619,416 km (0.062 R)
• M23: 11,732,363 km (0.088 R)
• M24: 11,959,452 km (0.076 R)
• M25: 12,073,446 km (0.109 R)
• M26: 14,067,286 km (0.088 R)
• M27: 15,784,221 km (0.106 R)
• M28: 15,909,434 km (0.102 R)
• M29: 16,097,778 km (0.075 R)
• M30: 17,891,008 km (0.071 R)
• M31: 17,956,232 km (0.055 R)
• M32: 19,746,769 km (0.082 R)
• M33: 21,040,342 km (0.117 R)
• M34: 21,871,508 km (0.069 R)
• M35: 22,080,945 km (0.06 R)
• M36: 22,220,969 km (0.107 R)
• M37: 23,637,062 km (0.114 R)
• M38: 26,110,812 km (0.092 R)
• M39: 26,928,514 km (0.087 R)
• M40: 27,303,107 km (0.081 R)
• M41: 27,453,304 km (0.083 R)
• M42: 27,603,949 km (0.06 R)
• M43: 28,360,764 km (0.037 R)
• M44: 28,665,495 km (0.12 R)
• M45: 28,971,273 km (0.078 R)
• M46: 30,672,051 km (0.119 R)
• M47: 32,246,270 km (0.1 R)
• M48: 34,169,650 km (0.11 R)
• M49: 37,373,587 km (0.09 R)
• M50: 38,715,480 km (0.06 R)
• M51: 39,902,689 km (0.064 R)
• M52: 42,747,741 km (0.09 R)
• M53: 43,096,903 km (0.117 R)
• M54: 43,447,261 km (0.1 R)
• M55: 44,150,520 km (0.115 R)
• M56: 44,238,634 km (0.095 R)
• M57: 46,641,475 km (0.104 R)
• M58: 48,721,483 km (0.118 R)
• M59: 49,269,161 km (0.109 R)
• M60: 49,452,119 km (0.112 R)
• M61: 52,597,265 km (0.108 R)
• M62: 53,628,593 km (0.065 R)
• M63: 53,911,033 km (0.113 R)
• M64: 54,005,280 km (0.117 R)
• M65: 54,288,319 km (0.084 R)
• M66: 56,762,369 km (0.1 R)
• M67: 57,820,026 km (0.075 R)
• M68: 58,013,007 km (0.107 R)
• M69: 59,759,861 km (0.103 R)
• M70: 60,247,999 km (0.091 R)
• M71: 61,326,899 km (0.097 R)
• M72: 62,016,844 km (0.094 R)
• M73: 64,601,596 km (0.082 R)
• M74: 66,512,560 km (0.117 R)
• M75: 67,119,927 km (0.078 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 450 - 11,975 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit