🌌 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: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.57 AU - 0.69 AU

Year: 323 Days

Day: 17.2 Hours

Environment

Temp: -129 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.9

Radius: 13.9

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.66 AU - 0.74 AU

Year: 378 Days

Day: 10.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 92.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 50,496,575 km

• M1: 173,683 km (0.115 R)
• M2: 260,151 km (0.092 R)
• M3: 350,358 km (0.082 R)
• M4: 439,519 km (0.029 R)
• M5: 527,632 km (0.119 R)
• M6: 618,737 km (0.063 R)
• M7: 724,802 km (0.119 R)
• M8: 850,165 km (0.11 R)
• M9: 948,899 km (0.109 R)
• M10: 1,169,556 km (0.111 R)
• M11: 1,260,063 km (0.077 R)
• M12: 1,360,293 km (0.093 R)
• M13: 1,452,296 km (0.071 R)
• M14: 1,546,692 km (0.1 R)
• M15: 1,658,741 km (0.071 R)
• M16: 1,761,814 km (0.117 R)
• M17: 1,854,864 km (0.106 R)
• M18: 1,995,486 km (0.104 R)
• M19: 2,126,983 km (0.105 R)
• M20: 2,310,090 km (0.111 R)
• M21: 2,507,560 km (0.075 R)
• M22: 2,659,401 km (0.108 R)
• M23: 2,828,597 km (0.117 R)
• M24: 2,953,212 km (0.09 R)
• M25: 3,084,558 km (0.095 R)
• M26: 3,287,862 km (0.042 R)
• M27: 3,413,973 km (0.071 R)
• M28: 3,572,696 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.6

Radius: 9.2

Gravity: 10.7 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.63 AU - 0.87 AU

Year: 419 Days

Day: 12.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 50,496,575 km

• M1: 119,678 km (0.077 R)
• M2: 178,021 km (0.052 R)
• M3: 247,584 km (0.091 R)
• M4: 308,620 km (0.103 R)
• M5: 513,569 km (0.074 R)
• M6: 586,723 km (0.094 R)
• M7: 659,727 km (0.058 R)
• M8: 749,186 km (0.094 R)
• M9: 811,269 km (0.113 R)
• M10: 922,121 km (0.052 R)
• M11: 1,048,232 km (0.037 R)
• M12: 1,123,779 km (0.046 R)
• M13: 1,206,357 km (0.092 R)
• M14: 1,275,172 km (0.076 R)
• M15: 1,394,551 km (0.071 R)
• M16: 1,512,135 km (0.062 R)
• M17: 1,685,968 km (0.103 R)
• M18: 1,799,662 km (0.102 R)
• M19: 1,878,800 km (0.076 R)
• M20: 2,034,531 km (0.083 R)
• M21: 2,117,259 km (0.062 R)
• M22: 2,188,168 km (0.1 R)
• M23: 2,246,810 km (0.106 R)
• M24: 2,325,648 km (0.106 R)
• M25: 2,527,306 km (0.055 R)
• M26: 2,588,941 km (0.029 R)
• M27: 2,671,818 km (0.078 R)
• M28: 2,755,593 km (0.045 R)
• M29: 2,833,234 km (0.101 R)
• M30: 2,940,346 km (0.034 R)
• M31: 3,005,272 km (0.072 R)
• M32: 3,099,967 km (0.078 R)
• M33: 3,195,560 km (0.045 R)
• M34: 3,367,149 km (0.106 R)
• M35: 3,465,584 km (0.095 R)
• M36: 3,526,620 km (0.044 R)
• M37: 3,672,927 km (0.064 R)
• M38: 3,743,088 km (0.08 R)
• M39: 3,805,620 km (0.083 R)
• M40: 3,932,030 km (0.109 R)
• M41: 4,148,499 km (0.039 R)
• M42: 4,221,502 km (0.081 R)
• M43: 4,286,727 km (0.076 R)
• M44: 4,393,540 km (0.109 R)
• M45: 5,001,206 km (0.117 R)
• M46: 5,227,099 km (0.055 R)
• M47: 5,509,690 km (0.118 R)
• M48: 5,670,956 km (0.068 R)
• M49: 5,743,212 km (0.114 R)
• M50: 5,970,601 km (0.05 R)
• M51: 6,080,854 km (0.118 R)
• M52: 6,284,756 km (0.032 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.4

Radius: 14.1

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.64 AU - 1.9 AU

Year: 1520 Days

Day: 11.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 50,496,575 km

• M1: 185,651 km (0.108 R)
• M2: 334,501 km (0.091 R)
• M3: 441,912 km (0.056 R)
• M4: 538,104 km (0.07 R)
• M5: 712,385 km (0.076 R)
• M6: 804,238 km (0.093 R)
• M7: 943,813 km (0.102 R)
• M8: 1,069,475 km (0.119 R)
• M9: 1,551,928 km (0.118 R)
• M10: 1,712,297 km (0.088 R)
• M11: 1,804,001 km (0.111 R)
• M12: 2,379,354 km (0.117 R)
• M13: 2,492,899 km (0.051 R)
• M14: 2,693,510 km (0.041 R)
• M15: 2,833,832 km (0.106 R)
• M16: 2,932,567 km (0.077 R)
• M17: 3,077,228 km (0.117 R)
• M18: 3,224,283 km (0.093 R)
• M19: 3,549,060 km (0.071 R)
• M20: 3,679,659 km (0.117 R)
• M21: 3,787,668 km (0.106 R)
• M22: 3,921,259 km (0.038 R)
• M23: 4,031,663 km (0.101 R)
• M24: 4,293,608 km (0.088 R)
• M25: 4,433,034 km (0.045 R)
• M26: 4,703,507 km (0.057 R)
• M27: 4,821,240 km (0.1 R)
• M28: 5,032,772 km (0.092 R)
• M29: 5,126,270 km (0.066 R)
• M30: 5,355,903 km (0.092 R)
• M31: 5,588,976 km (0.118 R)
• M32: 5,881,590 km (0.107 R)
• M33: 6,036,872 km (0.081 R)
• M34: 6,136,355 km (0.12 R)
• M35: 6,308,393 km (0.065 R)
• M36: 6,642,445 km (0.101 R)
• M37: 7,177,107 km (0.103 R)
• M38: 7,802,875 km (0.078 R)
• M39: 8,335,294 km (0.058 R)
• M40: 8,590,059 km (0.109 R)
• M41: 8,879,531 km (0.062 R)
• M42: 9,041,845 km (0.058 R)
• M43: 9,139,682 km (0.05 R)
• M44: 9,385,920 km (0.06 R)
• M45: 9,485,103 km (0.118 R)
• M46: 9,884,979 km (0.116 R)
• M47: 10,805,005 km (0.103 R)
• M48: 10,995,743 km (0.085 R)
• M49: 11,187,677 km (0.11 R)
• M50: 11,310,347 km (0.086 R)
• M51: 11,433,616 km (0.118 R)
• M52: 11,628,093 km (0.088 R)
• M53: 11,805,815 km (0.105 R)
• M54: 11,930,729 km (0.075 R)
• M55: 12,056,092 km (0.068 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853

Radius: 10.7

Gravity: 7.45 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.66 AU - 2.58 AU

Year: 1993 Days

Day: 14.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 50,496,575 km

• M1: 316,699 km (0.049 R)
• M2: 409,150 km (0.093 R)
• M3: 796,309 km (0.104 R)
• M4: 970,591 km (0.099 R)
• M5: 1,137,393 km (0.052 R)
• M6: 1,209,050 km (0.102 R)
• M7: 1,282,203 km (0.098 R)
• M8: 1,357,002 km (0.082 R)
• M9: 1,466,658 km (0.108 R)
• M10: 1,683,275 km (0.103 R)
• M11: 1,849,628 km (0.095 R)
• M12: 2,034,232 km (0.099 R)
• M13: 2,109,629 km (0.113 R)
• M14: 2,421,391 km (0.067 R)
• M15: 2,945,283 km (0.113 R)
• M16: 3,176,262 km (0.088 R)
• M17: 3,279,335 km (0.091 R)
• M18: 3,368,495 km (0.12 R)
• M19: 3,443,444 km (0.1 R)
• M20: 3,795,448 km (0.049 R)
• M21: 3,873,538 km (0.086 R)
• M22: 4,079,085 km (0.079 R)
• M23: 4,337,141 km (0.116 R)
• M24: 4,418,822 km (0.096 R)
• M25: 4,600,583 km (0.06 R)
• M26: 4,667,154 km (0.095 R)
• M27: 4,903,070 km (0.119 R)
• M28: 5,160,379 km (0.084 R)
• M29: 5,439,528 km (0.095 R)
• M30: 5,616,652 km (0.08 R)
• M31: 5,795,721 km (0.089 R)
• M32: 6,177,794 km (0.054 R)
• M33: 6,251,396 km (0.078 R)
• M34: 6,549,245 km (0.075 R)
• M35: 6,851,732 km (0.099 R)
• M36: 6,947,325 km (0.053 R)
• M37: 7,062,366 km (0.103 R)
• M38: 7,236,348 km (0.031 R)
• M39: 7,588,502 km (0.053 R)
• M40: 8,087,111 km (0.104 R)
• M41: 8,269,172 km (0.06 R)
• M42: 8,432,084 km (0.102 R)
• M43: 8,575,548 km (0.114 R)
• M44: 8,657,977 km (0.116 R)
• M45: 8,927,552 km (0.098 R)
• M46: 9,199,820 km (0.09 R)
• M47: 9,326,380 km (0.041 R)
• M48: 9,432,295 km (0.081 R)
• M49: 9,924,921 km (0.065 R)
• M50: 10,228,904 km (0.05 R)
• M51: 10,425,924 km (0.107 R)
• M52: 10,757,134 km (0.108 R)
• M53: 11,046,905 km (0.11 R)
• M54: 11,136,664 km (0.101 R)
• M55: 11,566,010 km (0.054 R)
• M56: 12,070,005 km (0.079 R)
• M57: 12,324,770 km (0.063 R)
• M58: 12,464,495 km (0.09 R)
• M59: 12,628,155 km (0.086 R)
• M60: 13,170,746 km (0.107 R)
• M61: 13,265,890 km (0.081 R)
• M62: 13,361,334 km (0.026 R)
• M63: 13,456,927 km (0.067 R)
• M64: 13,528,883 km (0.109 R)
• M65: 14,011,337 km (0.095 R)
• M66: 14,523,859 km (0.092 R)
• M67: 15,416,958 km (0.089 R)
• M68: 16,047,663 km (0.105 R)
• M69: 16,712,476 km (0.117 R)
• M70: 17,151,994 km (0.081 R)
• M71: 17,229,935 km (0.078 R)
• M72: 17,412,295 km (0.096 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 157.7

Radius: 4.8

Gravity: 6.84 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 9.83 AU - 11.53 AU

Year: 22536 Days

Day: 20.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 50,496,575 km

• M1: 478,414 km (0.064 R)
• M2: 895,493 km (0.056 R)
• M3: 934,388 km (0.079 R)
• M4: 1,013,825 km (0.096 R)
• M5: 1,095,655 km (0.03 R)
• M6: 1,899,743 km (0.066 R)
• M7: 1,950,158 km (0.103 R)
• M8: 2,001,021 km (0.041 R)
• M9: 2,506,064 km (0.085 R)
• M10: 2,844,604 km (0.068 R)
• M11: 3,048,655 km (0.072 R)
• M12: 3,532,754 km (0.062 R)
• M13: 3,594,986 km (0.08 R)
• M14: 3,847,358 km (0.106 R)
• M15: 3,943,549 km (0.116 R)
• M16: 4,008,176 km (0.104 R)
• M17: 4,537,154 km (0.046 R)
• M18: 4,878,835 km (0.102 R)
• M19: 5,371,012 km (0.106 R)
• M20: 5,659,437 km (0.081 R)
• M21: 6,630,926 km (0.102 R)
• M22: 8,471,877 km (0.118 R)
• M23: 8,723,052 km (0.117 R)
• M24: 9,534,321 km (0.049 R)
• M25: 9,708,154 km (0.105 R)
• M26: 10,413,957 km (0.071 R)
• M27: 10,727,813 km (0.118 R)
• M28: 10,999,483 km (0.11 R)
• M29: 11,181,842 km (0.112 R)
• M30: 11,688,381 km (0.049 R)
• M31: 11,874,481 km (0.045 R)
• M32: 12,249,522 km (0.075 R)
• M33: 12,819,341 km (0.102 R)
• M34: 13,155,786 km (0.06 R)
• M35: 13,446,455 km (0.066 R)
• M36: 13,739,218 km (0.032 R)
• M37: 14,281,361 km (0.052 R)
• M38: 14,630,073 km (0.082 R)
• M39: 14,780,419 km (0.049 R)
• M40: 15,234,299 km (0.115 R)
• M41: 16,885,112 km (0.114 R)
• M42: 17,945,312 km (0.117 R)
• M43: 18,106,279 km (0.052 R)
• M44: 18,700,332 km (0.061 R)
• M45: 18,972,451 km (0.098 R)
• M46: 21,366,166 km (0.114 R)
• M47: 22,627,127 km (0.095 R)
• M48: 25,340,533 km (0.102 R)
• M49: 25,701,961 km (0.059 R)
• M50: 26,125,922 km (0.046 R)
• M51: 27,226,214 km (0.106 R)
• M52: 28,404,148 km (0.109 R)
• M53: 29,093,794 km (0.104 R)
• M54: 29,915,685 km (0.114 R)
• M55: 30,489,243 km (0.106 R)
• M56: 31,324,149 km (0.118 R)
• M57: 32,231,460 km (0.037 R)
• M58: 32,819,379 km (0.057 R)
• M59: 34,138,533 km (0.115 R)
• M60: 34,470,940 km (0.028 R)
• M61: 34,737,673 km (0.064 R)
• M62: 35,273,233 km (0.1 R)
• M63: 36,760,086 km (0.09 R)
• M64: 38,336,250 km (0.065 R)
• M65: 41,483,340 km (0.118 R)
• M66: 41,554,100 km (0.084 R)
• M67: 43,338,952 km (0.094 R)
• M68: 44,132,120 km (0.064 R)
• M69: 44,349,336 km (0.117 R)
• M70: 44,712,111 km (0.099 R)
• M71: 45,440,503 km (0.117 R)
• M72: 46,026,029 km (0.114 R)
• M73: 47,056,758 km (0.088 R)
• M74: 47,649,166 km (0.107 R)
• M75: 47,946,267 km (0.096 R)
• M76: 48,691,713 km (0.045 R)
• M77: 48,991,059 km (0.12 R)
• M78: 49,140,956 km (0.076 R)
• M79: 49,441,049 km (0.108 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: 338 - 10,344 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit