🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.4 AU - 0.62 AU

Year: 235 Days

Day: 47.1 Hours

Environment

Temp: -122 °C

Axial Tilt: 21 °

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: 687

Radius: 8

Gravity: 10.73 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.62 AU - 1 AU

Year: 471 Days

Day: 6.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 24,539,728 km

• M1: 123,867 km (0.101 R)
• M2: 176,675 km (0.082 R)
• M3: 265,686 km (0.057 R)
• M4: 418,425 km (0.092 R)
• M5: 621,430 km (0.082 R)
• M6: 704,606 km (0.106 R)
• M7: 800,648 km (0.088 R)
• M8: 892,052 km (0.067 R)
• M9: 958,324 km (0.111 R)
• M10: 1,131,259 km (0.051 R)
• M11: 1,187,657 km (0.088 R)
• M12: 1,240,017 km (0.09 R)
• M13: 1,468,004 km (0.112 R)
• M14: 1,552,826 km (0.073 R)
• M15: 1,627,625 km (0.119 R)
• M16: 1,739,225 km (0.036 R)
• M17: 1,792,930 km (0.105 R)
• M18: 1,976,188 km (0.088 R)
• M19: 2,026,154 km (0.082 R)
• M20: 2,191,459 km (0.027 R)
• M21: 2,361,103 km (0.045 R)
• M22: 2,542,117 km (0.043 R)
• M23: 2,706,674 km (0.103 R)
• M24: 2,769,356 km (0.107 R)
• M25: 2,860,760 km (0.111 R)
• M26: 2,924,489 km (0.059 R)
• M27: 2,981,785 km (0.073 R)
• M28: 3,097,274 km (0.102 R)
• M29: 3,460,049 km (0.1 R)
• M30: 3,535,895 km (0.08 R)
• M31: 3,619,820 km (0.078 R)
• M32: 3,930,834 km (0.084 R)
• M33: 4,025,828 km (0.06 R)
• M34: 4,081,479 km (0.08 R)
• M35: 4,153,585 km (0.113 R)
• M36: 4,234,218 km (0.106 R)
• M37: 4,446,198 km (0.117 R)
• M38: 4,586,820 km (0.112 R)
• M39: 4,678,524 km (0.117 R)
• M40: 4,846,821 km (0.111 R)
• M41: 4,897,685 km (0.044 R)
• M42: 5,000,010 km (0.083 R)
• M43: 5,111,759 km (0.084 R)
• M44: 5,250,287 km (0.088 R)
• M45: 5,611,117 km (0.068 R)
• M46: 5,664,523 km (0.072 R)
• M47: 5,718,229 km (0.114 R)
• M48: 5,952,649 km (0.057 R)
• M49: 6,052,879 km (0.084 R)
• M50: 6,107,782 km (0.054 R)
• M51: 6,181,085 km (0.068 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 402.1

Radius: 3

Gravity: 44.68 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 5.25 AU - 7.65 AU

Year: 10577 Days

Day: 17.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (99)

Outer Limit: 24,539,728 km

• M1: 52,060 km (0.062 R)
• M2: 113,844 km (0.046 R)
• M3: 173,085 km (0.063 R)
• M4: 242,947 km (0.117 R)
• M5: 345,721 km (0.114 R)
• M6: 588,967 km (0.1 R)
• M7: 633,846 km (0.077 R)
• M8: 679,922 km (0.094 R)
• M9: 775,366 km (0.106 R)
• M10: 1,217,876 km (0.079 R)
• M11: 1,275,471 km (0.073 R)
• M12: 1,294,770 km (0.101 R)
• M13: 1,597,556 km (0.025 R)
• M14: 1,854,864 km (0.078 R)
• M15: 1,921,285 km (0.078 R)
• M16: 1,965,866 km (0.088 R)
• M17: 2,194,451 km (0.112 R)
• M18: 2,217,788 km (0.048 R)
• M19: 2,359,458 km (0.049 R)
• M20: 2,651,622 km (0.089 R)
• M21: 3,322,718 km (0.092 R)
• M22: 4,129,200 km (0.118 R)
• M23: 4,361,975 km (0.103 R)
• M24: 4,420,767 km (0.078 R)
• M25: 4,598,938 km (0.032 R)
• M26: 4,628,857 km (0.069 R)
• M27: 5,303,095 km (0.103 R)
• M28: 5,747,999 km (0.111 R)
• M29: 5,812,476 km (0.054 R)
• M30: 6,204,721 km (0.049 R)
• M31: 6,270,844 km (0.11 R)
• M32: 6,403,986 km (0.111 R)
• M33: 6,437,346 km (0.11 R)
• M34: 6,877,164 km (0.115 R)
• M35: 7,856,731 km (0.063 R)
• M36: 7,892,484 km (0.041 R)
• M37: 8,072,301 km (0.119 R)
• M38: 8,472,475 km (0.101 R)
• M39: 8,879,082 km (0.115 R)
• M40: 9,065,930 km (0.117 R)
• M41: 9,254,124 km (0.117 R)
• M42: 9,749,592 km (0.064 R)
• M43: 9,903,678 km (0.12 R)
• M44: 10,058,662 km (0.108 R)
• M45: 10,292,633 km (0.076 R)
• M46: 10,726,167 km (0.1 R)
• M47: 10,765,960 km (0.1 R)
• M48: 11,246,319 km (0.072 R)
• M49: 11,979,797 km (0.082 R)
• M50: 12,103,515 km (0.099 R)
• M51: 12,227,831 km (0.083 R)
• M52: 14,534,032 km (0.093 R)
• M53: 15,287,257 km (0.093 R)
• M54: 15,331,837 km (0.032 R)
• M55: 15,376,716 km (0.115 R)
• M56: 15,556,084 km (0.095 R)
• M57: 15,826,408 km (0.082 R)
• M58: 16,098,376 km (0.11 R)
• M59: 16,463,395 km (0.111 R)
• M60: 16,831,256 km (0.09 R)
• M61: 17,062,385 km (0.084 R)
• M62: 17,201,661 km (0.028 R)
• M63: 17,341,236 km (0.112 R)
• M64: 17,903,424 km (0.087 R)
• M65: 18,139,490 km (0.116 R)
• M66: 18,662,334 km (0.114 R)
• M67: 19,383,247 km (0.107 R)
• M68: 19,771,453 km (0.04 R)
• M69: 21,150,147 km (0.117 R)
• M70: 21,349,711 km (0.096 R)
• M71: 21,700,368 km (0.119 R)
• M72: 21,901,577 km (0.06 R)
• M73: 22,763,560 km (0.104 R)
• M74: 23,481,630 km (0.092 R)
• M75: 23,533,241 km (0.029 R)
• M76: 24,207,329 km (0.114 R)
• M77: 24,259,389 km (0.058 R)
• M78: 25,045,526 km (0.05 R)
• M79: 27,889,232 km (0.108 R)
• M80: 28,933,275 km (0.071 R)
• M81: 30,045,984 km (0.102 R)
• M82: 30,270,232 km (0.083 R)
• M83: 30,438,679 km (0.078 R)
• M84: 31,115,908 km (0.079 R)
• M85: 31,229,303 km (0.025 R)
• M86: 31,342,848 km (0.07 R)
• M87: 32,083,807 km (0.118 R)
• M88: 32,888,344 km (0.119 R)
• M89: 33,003,833 km (0.089 R)
• M90: 33,119,473 km (0.118 R)
• M91: 33,293,006 km (0.05 R)
• M92: 33,932,387 km (0.051 R)
• M93: 34,107,417 km (0.062 R)
• M94: 34,224,402 km (0.106 R)
• M95: 34,517,166 km (0.101 R)
• M96: 35,755,836 km (0.038 R)
• M97: 36,470,166 km (0.084 R)
• M98: 38,398,033 km (0.066 R)
• M99: 40,729,965 km (0.108 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 24.9

Radius: 6.1

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 5.72 AU - 7.7 AU

Year: 11223 Days

Day: 24.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 85.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 24,539,728 km

• M1: 155,881 km (0.063 R)
• M2: 244,293 km (0.064 R)
• M3: 326,722 km (0.084 R)
• M4: 913,295 km (0.105 R)
• M5: 1,742,217 km (0.054 R)
• M6: 2,404,786 km (0.036 R)
• M7: 2,511,000 km (0.1 R)
• M8: 2,591,634 km (0.057 R)
• M9: 3,400,808 km (0.069 R)
• M10: 3,840,477 km (0.048 R)
• M11: 4,122,319 km (0.114 R)
• M12: 4,639,928 km (0.113 R)
• M13: 5,611,715 km (0.115 R)
• M14: 5,770,887 km (0.096 R)
• M15: 5,967,309 km (0.08 R)
• M16: 6,403,686 km (0.108 R)
• M17: 6,775,138 km (0.11 R)
• M18: 10,987,365 km (0.1 R)
• M19: 11,565,860 km (0.099 R)
• M20: 11,972,168 km (0.086 R)
• M21: 12,498,154 km (0.086 R)
• M22: 13,008,283 km (0.043 R)
• M23: 13,101,782 km (0.108 R)
• M24: 13,171,943 km (0.112 R)
• M25: 13,454,234 km (0.068 R)
• M26: 13,667,261 km (0.113 R)
• M27: 13,857,700 km (0.069 R)
• M28: 14,168,714 km (0.028 R)
• M29: 14,773,538 km (0.115 R)
• M30: 14,944,378 km (0.11 R)
• M31: 16,612,694 km (0.087 R)
• M32: 17,096,344 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 43.1

Radius: 5.5

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 8.32 AU - 11.88 AU

Year: 20725 Days

Day: 21.5 Hours

Environment

Temp: -239 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 24,539,728 km

• M1: 109,057 km (0.103 R)
• M2: 198,068 km (0.07 R)
• M3: 237,113 km (0.075 R)
• M4: 435,031 km (0.087 R)
• M5: 500,255 km (0.059 R)
• M6: 592,707 km (0.105 R)
• M7: 1,046,288 km (0.095 R)
• M8: 1,305,840 km (0.093 R)
• M9: 1,900,791 km (0.11 R)
• M10: 2,669,873 km (0.107 R)
• M11: 2,792,693 km (0.104 R)
• M12: 2,959,495 km (0.06 R)
• M13: 3,022,924 km (0.084 R)
• M14: 3,956,864 km (0.064 R)
• M15: 4,167,797 km (0.117 R)
• M16: 4,479,110 km (0.106 R)
• M17: 4,797,903 km (0.104 R)
• M18: 6,581,259 km (0.047 R)
• M19: 6,636,610 km (0.075 R)
• M20: 6,719,787 km (0.063 R)
• M21: 6,831,237 km (0.044 R)
• M22: 7,112,631 km (0.084 R)
• M23: 7,599,572 km (0.104 R)
• M24: 7,920,459 km (0.09 R)
• M25: 8,335,294 km (0.088 R)
• M26: 8,939,969 km (0.045 R)
• M27: 9,402,825 km (0.11 R)
• M28: 10,063,748 km (0.098 R)
• M29: 10,707,168 km (0.036 R)
• M30: 11,430,175 km (0.077 R)
• M31: 11,563,317 km (0.071 R)
• M32: 11,730,418 km (0.075 R)
• M33: 12,168,740 km (0.095 R)
• M34: 12,270,616 km (0.079 R)
• M35: 12,784,484 km (0.112 R)
• M36: 13,026,683 km (0.119 R)
• M37: 14,945,575 km (0.117 R)
• M38: 15,200,640 km (0.033 R)
• M39: 15,863,358 km (0.088 R)
• M40: 16,385,305 km (0.067 R)
• M41: 16,497,803 km (0.117 R)
• M42: 16,685,997 km (0.087 R)
• M43: 16,761,544 km (0.08 R)
• M44: 16,799,242 km (0.109 R)
• M45: 17,331,213 km (0.039 R)
• M46: 17,753,079 km (0.119 R)
• M47: 18,294,772 km (0.096 R)
• M48: 18,920,540 km (0.068 R)
• M49: 18,959,885 km (0.052 R)
• M50: 19,275,686 km (0.102 R)
• M51: 20,193,020 km (0.115 R)
• M52: 21,410,896 km (0.119 R)
• M53: 22,111,463 km (0.093 R)
• M54: 22,694,147 km (0.101 R)
• M55: 22,819,659 km (0.081 R)
• M56: 23,071,283 km (0.052 R)
• M57: 23,197,543 km (0.04 R)
• M58: 23,492,850 km (0.081 R)
• M59: 23,874,474 km (0.115 R)
• M60: 24,343,613 km (0.103 R)
• M61: 24,686,641 km (0.045 R)
• M62: 24,944,996 km (0.067 R)
• M63: 25,377,633 km (0.071 R)
• M64: 25,421,017 km (0.068 R)
• M65: 26,162,723 km (0.078 R)
• M66: 27,266,007 km (0.112 R)
• M67: 27,533,189 km (0.097 R)
• M68: 27,622,349 km (0.079 R)
• M69: 28,159,705 km (0.106 R)
• M70: 28,204,584 km (0.115 R)
• M71: 28,294,642 km (0.091 R)
• M72: 28,610,144 km (0.085 R)
• M73: 28,791,008 km (0.069 R)
• M74: 29,199,260 km (0.089 R)
• M75: 29,381,321 km (0.082 R)
• M76: 29,518,053 km (0.08 R)
• M77: 29,700,862 km (0.072 R)
• M78: 29,929,747 km (0.096 R)
• M79: 30,067,377 km (0.07 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 17.6

Radius: 7.8

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 9.16 AU - 12.4 AU

Year: 22853 Days

Day: 23.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 24,539,728 km

• M1: 129,103 km (0.113 R)
• M2: 354,098 km (0.12 R)
• M3: 639,680 km (0.084 R)
• M4: 976,575 km (0.118 R)
• M5: 1,025,493 km (0.032 R)
• M6: 1,350,121 km (0.066 R)
• M7: 1,474,586 km (0.055 R)
• M8: 1,963,622 km (0.101 R)
• M9: 2,073,576 km (0.089 R)
• M10: 2,349,135 km (0.107 R)
• M11: 2,415,706 km (0.097 R)
• M12: 2,584,902 km (0.092 R)
• M13: 2,934,961 km (0.076 R)
• M14: 3,393,777 km (0.114 R)
• M15: 3,621,914 km (0.101 R)
• M16: 3,796,345 km (0.059 R)
• M17: 4,214,172 km (0.036 R)
• M18: 4,964,256 km (0.12 R)
• M19: 5,913,305 km (0.102 R)
• M20: 6,004,410 km (0.044 R)
• M21: 7,109,639 km (0.119 R)
• M22: 9,104,227 km (0.104 R)
• M23: 9,288,981 km (0.115 R)
• M24: 10,203,173 km (0.095 R)
• M25: 10,340,055 km (0.073 R)
• M26: 11,117,815 km (0.028 R)
• M27: 12,699,812 km (0.076 R)
• M28: 15,973,013 km (0.105 R)
• M29: 17,915,691 km (0.119 R)
• M30: 18,679,987 km (0.113 R)
• M31: 19,184,281 km (0.073 R)
• M32: 19,251,750 km (0.104 R)
• M33: 19,692,914 km (0.118 R)
• M34: 19,761,131 km (0.115 R)
• M35: 20,516,002 km (0.092 R)
• M36: 20,931,734 km (0.07 R)
• M37: 21,036,153 km (0.102 R)
• M38: 21,315,303 km (0.059 R)
• M39: 21,560,644 km (0.105 R)
• M40: 22,124,927 km (0.082 R)
• M41: 22,872,766 km (0.101 R)
• M42: 23,339,811 km (0.108 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 377 - 16,592 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit