🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.49 AU - 0.71 AU

Year: 300 Days

Day: 44.3 Hours

Environment

Temp: -125 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,080,260 km

• M1: 411,245 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.3

Radius: 13.3

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.79 AU - 0.97 AU

Year: 533 Days

Day: 13.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 64,080,260 km

• M1: 171,439 km (0.11 R)
• M2: 309,219 km (0.113 R)
• M3: 405,111 km (0.104 R)
• M4: 515,963 km (0.092 R)
• M5: 618,587 km (0.081 R)
• M6: 715,826 km (0.08 R)
• M7: 819,198 km (0.114 R)
• M8: 912,996 km (0.064 R)
• M9: 1,000,511 km (0.062 R)
• M10: 1,129,464 km (0.109 R)
• M11: 1,310,627 km (0.112 R)
• M12: 1,399,039 km (0.117 R)
• M13: 1,557,463 km (0.11 R)
• M14: 1,912,908 km (0.09 R)
• M15: 2,034,980 km (0.119 R)
• M16: 2,244,417 km (0.115 R)
• M17: 2,359,158 km (0.086 R)
• M18: 2,557,226 km (0.084 R)
• M19: 2,662,244 km (0.109 R)
• M20: 2,907,734 km (0.103 R)
• M21: 3,120,761 km (0.107 R)
• M22: 3,512,259 km (0.05 R)
• M23: 3,595,884 km (0.085 R)
• M24: 3,688,635 km (0.091 R)
• M25: 3,782,283 km (0.114 R)
• M26: 3,902,560 km (0.118 R)
• M27: 4,120,524 km (0.107 R)
• M28: 4,217,762 km (0.06 R)
• M29: 4,387,556 km (0.082 R)
• M30: 4,514,116 km (0.1 R)
• M31: 4,891,850 km (0.106 R)
• M32: 4,985,499 km (0.108 R)
• M33: 5,079,895 km (0.102 R)
• M34: 5,184,314 km (0.119 R)
• M35: 5,279,907 km (0.118 R)
• M36: 5,424,419 km (0.106 R)
• M37: 5,521,508 km (0.082 R)
• M38: 5,638,793 km (0.1 R)
• M39: 5,875,905 km (0.083 R)
• M40: 6,116,309 km (0.081 R)
• M41: 6,319,164 km (0.116 R)
• M42: 6,411,166 km (0.11 R)
• M43: 6,575,874 km (0.12 R)
• M44: 6,857,118 km (0.078 R)
• M45: 7,036,186 km (0.055 R)
• M46: 7,281,078 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731.4

Radius: 8.5

Gravity: 10.12 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.93 AU - 1.09 AU

Year: 655 Days

Day: 14.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 64,080,260 km

• M1: 112,348 km (0.086 R)
• M2: 175,777 km (0.096 R)
• M3: 245,041 km (0.107 R)
• M4: 321,486 km (0.076 R)
• M5: 384,616 km (0.066 R)
• M6: 504,145 km (0.095 R)
• M7: 557,701 km (0.062 R)
• M8: 632,350 km (0.073 R)
• M9: 705,803 km (0.093 R)
• M10: 771,925 km (0.049 R)
• M11: 861,983 km (0.085 R)
• M12: 922,121 km (0.085 R)
• M13: 1,111,662 km (0.09 R)
• M14: 1,232,686 km (0.117 R)
• M15: 1,435,840 km (0.103 R)
• M16: 1,508,246 km (0.12 R)
• M17: 1,588,580 km (0.098 R)
• M18: 1,691,204 km (0.095 R)
• M19: 1,767,798 km (0.1 R)
• M20: 1,881,492 km (0.108 R)
• M21: 2,034,381 km (0.076 R)
• M22: 2,236,937 km (0.089 R)
• M23: 2,360,206 km (0.072 R)
• M24: 2,430,517 km (0.105 R)
• M25: 2,549,297 km (0.117 R)
• M26: 2,621,553 km (0.105 R)
• M27: 2,751,703 km (0.057 R)
• M28: 3,018,436 km (0.09 R)
• M29: 3,129,139 km (0.073 R)
• M30: 3,189,277 km (0.058 R)
• M31: 3,250,014 km (0.096 R)
• M32: 3,442,995 km (0.108 R)
• M33: 3,514,054 km (0.116 R)
• M34: 3,621,764 km (0.112 R)
• M35: 3,914,079 km (0.112 R)
• M36: 4,072,652 km (0.095 R)
• M37: 4,233,171 km (0.086 R)
• M38: 4,328,614 km (0.109 R)
• M39: 4,502,298 km (0.115 R)
• M40: 4,560,790 km (0.052 R)
• M41: 4,639,030 km (0.104 R)
• M42: 5,301,898 km (0.118 R)
• M43: 5,487,699 km (0.112 R)
• M44: 5,633,856 km (0.062 R)
• M45: 5,717,930 km (0.104 R)
• M46: 6,004,859 km (0.03 R)
• M47: 6,101,499 km (0.075 R)
• M48: 6,252,892 km (0.051 R)
• M49: 6,548,497 km (0.053 R)
• M50: 6,625,839 km (0.097 R)
• M51: 6,725,771 km (0.118 R)
• M52: 6,893,470 km (0.114 R)
• M53: 6,960,939 km (0.061 R)
• M54: 7,141,952 km (0.036 R)
• M55: 7,198,799 km (0.118 R)
• M56: 7,267,315 km (0.093 R)
• M57: 7,439,353 km (0.087 R)
• M58: 7,531,654 km (0.114 R)
• M59: 7,659,261 km (0.089 R)
• M60: 7,729,273 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.6

Radius: 8.9

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.19 AU - 1.67 AU

Year: 1104 Days

Day: 10 Hours

Environment

Temp: -179 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 64,080,260 km

• M1: 122,072 km (0.056 R)
• M2: 244,593 km (0.084 R)
• M3: 316,848 km (0.065 R)
• M4: 396,135 km (0.1 R)
• M5: 542,591 km (0.101 R)
• M6: 676,332 km (0.066 R)
• M7: 787,932 km (0.111 R)
• M8: 902,225 km (0.085 R)
• M9: 1,080,097 km (0.077 R)
• M10: 1,332,319 km (0.054 R)
• M11: 1,432,998 km (0.057 R)
• M12: 1,569,581 km (0.063 R)
• M13: 1,730,399 km (0.109 R)
• M14: 1,974,243 km (0.08 R)
• M15: 2,079,111 km (0.077 R)
• M16: 2,517,283 km (0.101 R)
• M17: 2,665,834 km (0.11 R)
• M18: 2,752,900 km (0.116 R)
• M19: 2,846,847 km (0.087 R)
• M20: 3,135,123 km (0.101 R)
• M21: 3,357,575 km (0.087 R)
• M22: 3,739,797 km (0.075 R)
• M23: 3,818,037 km (0.109 R)
• M24: 3,962,698 km (0.073 R)
• M25: 4,176,324 km (0.034 R)
• M26: 4,305,128 km (0.084 R)
• M27: 4,476,417 km (0.073 R)
• M28: 4,713,231 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80.6

Radius: 13

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.64 AU - 1.7 AU

Year: 1393 Days

Day: 13.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 64,080,260 km

• M1: 166,054 km (0.118 R)
• M2: 268,379 km (0.096 R)
• M3: 443,408 km (0.115 R)
• M4: 547,977 km (0.101 R)
• M5: 667,057 km (0.108 R)
• M6: 774,917 km (0.12 R)
• M7: 903,122 km (0.039 R)
• M8: 1,172,399 km (0.026 R)
• M9: 1,317,209 km (0.111 R)
• M10: 1,782,459 km (0.111 R)
• M11: 1,914,404 km (0.063 R)
• M12: 2,105,889 km (0.052 R)
• M13: 2,408,675 km (0.079 R)
• M14: 2,548,549 km (0.115 R)
• M15: 2,643,394 km (0.115 R)
• M16: 2,885,893 km (0.107 R)
• M17: 3,121,210 km (0.054 R)
• M18: 3,281,728 km (0.033 R)
• M19: 3,475,009 km (0.069 R)
• M20: 3,618,623 km (0.062 R)
• M21: 3,748,923 km (0.118 R)
• M22: 3,919,763 km (0.054 R)
• M23: 4,006,231 km (0.106 R)
• M24: 4,141,168 km (0.061 R)
• M25: 4,245,288 km (0.042 R)
• M26: 4,342,377 km (0.078 R)
• M27: 4,596,245 km (0.055 R)
• M28: 4,779,502 km (0.106 R)
• M29: 5,422,624 km (0.09 R)
• M30: 5,536,916 km (0.109 R)
• M31: 5,821,601 km (0.117 R)
• M32: 6,193,501 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.6

Radius: 12.4

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.8 AU - 2.28 AU

Year: 1881 Days

Day: 10.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 150.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 64,080,260 km

• M1: 158,125 km (0.101 R)
• M2: 260,151 km (0.064 R)
• M3: 385,963 km (0.12 R)
• M4: 470,635 km (0.033 R)
• M5: 554,410 km (0.081 R)
• M6: 639,680 km (0.066 R)
• M7: 751,131 km (0.04 R)
• M8: 897,886 km (0.047 R)
• M9: 984,055 km (0.075 R)
• M10: 1,378,096 km (0.104 R)
• M11: 1,555,070 km (0.101 R)
• M12: 1,646,624 km (0.06 R)
• M13: 1,820,307 km (0.107 R)
• M14: 2,131,470 km (0.12 R)
• M15: 2,362,150 km (0.102 R)
• M16: 2,451,760 km (0.12 R)
• M17: 2,601,058 km (0.089 R)
• M18: 2,702,336 km (0.112 R)
• M19: 2,882,751 km (0.064 R)
• M20: 3,040,726 km (0.096 R)
• M21: 3,192,419 km (0.108 R)
• M22: 3,283,075 km (0.109 R)
• M23: 3,365,204 km (0.047 R)
• M24: 3,531,707 km (0.111 R)
• M25: 3,739,049 km (0.078 R)
• M26: 3,931,133 km (0.115 R)
• M27: 4,018,648 km (0.059 R)
• M28: 4,106,761 km (0.083 R)
• M29: 4,375,139 km (0.103 R)
• M30: 4,455,773 km (0.066 R)
• M31: 4,971,287 km (0.11 R)
• M32: 5,108,468 km (0.079 R)
• M33: 5,193,589 km (0.107 R)
• M34: 5,279,010 km (0.041 R)
• M35: 5,408,262 km (0.112 R)
• M36: 5,527,641 km (0.087 R)
• M37: 5,835,514 km (0.103 R)
• M38: 5,991,544 km (0.075 R)
• M39: 6,070,083 km (0.108 R)
• M40: 6,228,208 km (0.03 R)
• M41: 6,618,060 km (0.03 R)
• M42: 6,710,960 km (0.06 R)
• M43: 6,862,802 km (0.074 R)
• M44: 7,004,023 km (0.106 R)
• M45: 7,229,616 km (0.081 R)
• M46: 7,397,465 km (0.114 R)
• M47: 7,554,393 km (0.061 R)
• M48: 7,663,749 km (0.1 R)
• M49: 8,044,476 km (0.113 R)
• M50: 8,205,892 km (0.048 R)
• M51: 8,368,505 km (0.034 R)
• M52: 8,506,883 km (0.044 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 277.2

Radius: 4.8

Gravity: 12.03 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 8.91 AU - 13.55 AU

Year: 24299 Days

Day: 21.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 98.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 64,080,260 km

• M1: 89,460 km (0.053 R)
• M2: 840,890 km (0.118 R)
• M3: 1,024,147 km (0.059 R)
• M4: 1,096,253 km (0.099 R)
• M5: 1,646,175 km (0.113 R)
• M6: 2,331,932 km (0.116 R)
• M7: 3,667,990 km (0.081 R)
• M8: 3,928,739 km (0.104 R)
• M9: 4,004,286 km (0.1 R)
• M10: 4,746,441 km (0.114 R)
• M11: 5,278,262 km (0.059 R)
• M12: 5,530,184 km (0.07 R)
• M13: 6,531,293 km (0.069 R)
• M14: 7,775,948 km (0.03 R)
• M15: 8,842,730 km (0.1 R)
• M16: 9,595,955 km (0.061 R)
• M17: 9,851,618 km (0.114 R)
• M18: 10,265,406 km (0.041 R)
• M19: 11,540,129 km (0.117 R)
• M20: 11,648,588 km (0.062 R)
• M21: 11,757,495 km (0.094 R)
• M22: 11,921,305 km (0.088 R)
• M23: 12,362,020 km (0.092 R)
• M24: 13,259,158 km (0.034 R)
• M25: 13,429,700 km (0.086 R)
• M26: 13,486,846 km (0.063 R)
• M27: 14,585,344 km (0.109 R)
• M28: 15,293,839 km (0.093 R)
• M29: 16,255,753 km (0.084 R)
• M30: 17,361,132 km (0.058 R)
• M31: 17,860,191 km (0.101 R)
• M32: 20,163,699 km (0.084 R)
• M33: 20,622,366 km (0.064 R)
• M34: 20,819,984 km (0.044 R)
• M35: 24,552,302 km (0.076 R)
• M36: 24,691,877 km (0.111 R)
• M37: 24,901,762 km (0.076 R)
• M38: 25,323,180 km (0.084 R)
• M39: 25,817,750 km (0.117 R)
• M40: 26,173,045 km (0.048 R)
• M41: 27,248,654 km (0.119 R)
• M42: 27,828,196 km (0.051 R)
• M43: 28,046,459 km (0.094 R)
• M44: 28,852,044 km (0.082 R)
• M45: 28,925,646 km (0.097 R)
• M46: 30,635,699 km (0.074 R)
• M47: 32,073,035 km (0.052 R)
• M48: 32,454,809 km (0.092 R)
• M49: 33,609,406 km (0.113 R)
• M50: 35,012,634 km (0.106 R)
• M51: 35,958,691 km (0.067 R)
• M52: 36,275,988 km (0.06 R)
• M53: 36,434,861 km (0.089 R)
• M54: 36,753,504 km (0.072 R)
• M55: 37,313,299 km (0.1 R)
• M56: 37,795,453 km (0.112 R)
• M57: 42,979,917 km (0.081 R)
• M58: 43,063,991 km (0.061 R)
• M59: 45,783,232 km (0.058 R)
• M60: 47,336,955 km (0.061 R)
• M61: 49,259,437 km (0.079 R)
• M62: 51,921,681 km (0.075 R)
• M63: 54,721,405 km (0.066 R)
• M64: 55,726,553 km (0.051 R)
• M65: 55,909,960 km (0.062 R)
• M66: 57,107,042 km (0.111 R)
• M67: 60,937,496 km (0.113 R)
• M68: 62,074,290 km (0.051 R)
• M69: 63,888,314 km (0.094 R)
• M70: 63,984,206 km (0.088 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: 536 - 13,092 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit