🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.53 AU - 0.53 AU

Year: 253 Days

Day: 20.1 Hours

Environment

Temp: -120 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.52 AU - 0.56 AU

Year: 260 Days

Day: 30.2 Hours

Environment

Temp: -120 °C

Axial Tilt: 18.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 50,023,111 km

• M1: 289,023 km (0.099 R)
• M2: 611,855 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 154.7

Radius: 11.8

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.95 AU - 1.03 AU

Year: 646 Days

Day: 9.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 50,023,111 km

• M1: 151,243 km (0.093 R)
• M2: 308,321 km (0.081 R)
• M3: 416,630 km (0.101 R)
• M4: 554,111 km (0.109 R)
• M5: 645,814 km (0.079 R)
• M6: 746,942 km (0.09 R)
• M7: 872,604 km (0.113 R)
• M8: 963,410 km (0.048 R)
• M9: 1,037,611 km (0.078 R)
• M10: 1,243,009 km (0.104 R)
• M11: 1,351,018 km (0.087 R)
• M12: 1,484,908 km (0.063 R)
• M13: 1,805,347 km (0.1 R)
• M14: 1,973,794 km (0.112 R)
• M15: 2,158,248 km (0.086 R)
• M16: 2,321,609 km (0.107 R)
• M17: 2,533,141 km (0.115 R)
• M18: 2,644,142 km (0.109 R)
• M19: 2,734,051 km (0.119 R)
• M20: 2,848,044 km (0.046 R)
• M21: 2,992,855 km (0.11 R)
• M22: 3,326,009 km (0.113 R)
• M23: 3,405,147 km (0.073 R)
• M24: 3,484,882 km (0.066 R)
• M25: 3,621,316 km (0.085 R)
• M26: 3,715,263 km (0.088 R)
• M27: 3,822,974 km (0.095 R)
• M28: 4,008,924 km (0.106 R)
• M29: 4,112,745 km (0.095 R)
• M30: 4,323,378 km (0.091 R)
• M31: 4,537,453 km (0.073 R)
• M32: 4,611,953 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.9

Radius: 9.6

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.92 AU - 1.52 AU

Year: 884 Days

Day: 9.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 50,023,111 km

• M1: 129,103 km (0.066 R)
• M2: 194,627 km (0.067 R)
• M3: 274,213 km (0.066 R)
• M4: 363,672 km (0.053 R)
• M5: 445,951 km (0.081 R)
• M6: 632,799 km (0.109 R)
• M7: 815,308 km (0.105 R)
• M8: 923,767 km (0.111 R)
• M9: 1,026,391 km (0.111 R)
• M10: 1,110,315 km (0.077 R)
• M11: 1,214,136 km (0.095 R)
• M12: 1,315,264 km (0.091 R)
• M13: 1,413,251 km (0.112 R)
• M14: 1,870,721 km (0.076 R)
• M15: 2,066,246 km (0.118 R)
• M16: 2,159,296 km (0.119 R)
• M17: 2,334,924 km (0.09 R)
• M18: 2,402,093 km (0.037 R)
• M19: 2,568,895 km (0.111 R)
• M20: 2,669,275 km (0.118 R)
• M21: 2,826,353 km (0.117 R)
• M22: 2,946,180 km (0.109 R)
• M23: 3,051,348 km (0.114 R)
• M24: 3,232,361 km (0.118 R)
• M25: 3,299,082 km (0.071 R)
• M26: 3,459,451 km (0.092 R)
• M27: 3,587,806 km (0.113 R)
• M28: 3,665,597 km (0.086 R)
• M29: 3,778,992 km (0.098 R)
• M30: 4,099,131 km (0.109 R)
• M31: 4,180,662 km (0.076 R)
• M32: 4,326,819 km (0.061 R)
• M33: 4,530,422 km (0.104 R)
• M34: 4,642,920 km (0.116 R)
• M35: 4,765,889 km (0.11 R)
• M36: 4,899,330 km (0.091 R)
• M37: 5,258,365 km (0.049 R)
• M38: 5,485,904 km (0.069 R)
• M39: 5,565,789 km (0.042 R)
• M40: 5,646,123 km (0.116 R)
• M41: 5,736,929 km (0.084 R)
• M42: 5,797,665 km (0.098 R)
• M43: 5,940,382 km (0.087 R)
• M44: 6,125,584 km (0.072 R)
• M45: 6,270,993 km (0.028 R)
• M46: 6,354,618 km (0.113 R)
• M47: 6,480,729 km (0.04 R)
• M48: 6,703,481 km (0.071 R)
• M49: 6,821,065 km (0.065 R)
• M50: 7,036,785 km (0.108 R)
• M51: 7,243,828 km (0.044 R)
• M52: 7,320,572 km (0.034 R)
• M53: 7,430,825 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.7

Radius: 14.5

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.62 AU - 3.6 AU

Year: 3598 Days

Day: 13.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 153.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 50,023,111 km

• M1: 181,013 km (0.083 R)
• M2: 277,654 km (0.108 R)
• M3: 440,416 km (0.119 R)
• M4: 704,756 km (0.095 R)
• M5: 853,306 km (0.119 R)
• M6: 1,013,526 km (0.049 R)
• M7: 1,114,953 km (0.081 R)
• M8: 1,268,291 km (0.082 R)
• M9: 1,429,258 km (0.089 R)
• M10: 1,557,912 km (0.086 R)
• M11: 1,663,828 km (0.034 R)
• M12: 1,869,375 km (0.096 R)
• M13: 2,040,066 km (0.059 R)
• M14: 2,156,902 km (0.11 R)
• M15: 2,505,764 km (0.112 R)
• M16: 2,599,861 km (0.105 R)
• M17: 2,873,027 km (0.109 R)
• M18: 3,021,428 km (0.105 R)
• M19: 3,155,617 km (0.11 R)
• M20: 3,309,105 km (0.116 R)
• M21: 3,623,560 km (0.082 R)
• M22: 3,856,932 km (0.042 R)
• M23: 4,281,940 km (0.073 R)
• M24: 4,625,267 km (0.103 R)
• M25: 4,937,927 km (0.073 R)
• M26: 5,077,053 km (0.09 R)
• M27: 5,379,390 km (0.095 R)
• M28: 5,667,067 km (0.109 R)
• M29: 6,108,231 km (0.089 R)
• M30: 6,495,091 km (0.115 R)
• M31: 6,757,635 km (0.103 R)
• M32: 7,225,428 km (0.103 R)
• M33: 7,773,105 km (0.072 R)
• M34: 7,865,706 km (0.066 R)
• M35: 8,263,338 km (0.05 R)
• M36: 8,932,788 km (0.086 R)
• M37: 9,200,568 km (0.088 R)
• M38: 9,669,408 km (0.081 R)
• M39: 9,844,138 km (0.064 R)
• M40: 10,222,172 km (0.094 R)
• M41: 10,553,531 km (0.09 R)
• M42: 10,785,109 km (0.048 R)
• M43: 11,490,014 km (0.115 R)
• M44: 11,781,431 km (0.045 R)
• M45: 11,887,944 km (0.035 R)
• M46: 12,021,685 km (0.102 R)
• M47: 12,290,662 km (0.104 R)
• M48: 13,219,814 km (0.035 R)
• M49: 13,413,992 km (0.075 R)
• M50: 13,665,017 km (0.048 R)
• M51: 14,115,008 km (0.111 R)
• M52: 14,341,948 km (0.119 R)
• M53: 14,455,792 km (0.09 R)
• M54: 14,741,973 km (0.108 R)
• M55: 15,145,588 km (0.094 R)
• M56: 15,523,771 km (0.086 R)
• M57: 16,437,964 km (0.106 R)
• M58: 16,587,113 km (0.078 R)
• M59: 17,582,537 km (0.063 R)
• M60: 18,164,323 km (0.105 R)
• M61: 18,442,276 km (0.095 R)
• M62: 18,814,924 km (0.095 R)
• M63: 19,033,487 km (0.055 R)
• M64: 19,441,590 km (0.118 R)
• M65: 21,525,488 km (0.112 R)
• M66: 21,852,359 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124

Radius: 10.5

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 2.85 AU - 3.65 AU

Year: 3844 Days

Day: 8.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 50,023,111 km

• M1: 227,538 km (0.101 R)
• M2: 393,592 km (0.049 R)
• M3: 620,682 km (0.051 R)
• M4: 699,071 km (0.085 R)
• M5: 788,680 km (0.095 R)
• M6: 1,197,232 km (0.072 R)
• M7: 1,381,985 km (0.112 R)
• M8: 1,448,855 km (0.111 R)
• M9: 1,842,447 km (0.112 R)
• M10: 1,959,583 km (0.094 R)
• M11: 2,046,200 km (0.119 R)
• M12: 2,268,951 km (0.099 R)
• M13: 2,371,725 km (0.076 R)
• M14: 2,499,481 km (0.093 R)
• M15: 2,798,677 km (0.102 R)
• M16: 3,084,259 km (0.116 R)
• M17: 3,275,595 km (0.113 R)
• M18: 3,497,149 km (0.113 R)
• M19: 3,832,099 km (0.103 R)
• M20: 3,968,981 km (0.118 R)
• M21: 4,065,921 km (0.08 R)
• M22: 4,247,832 km (0.113 R)
• M23: 4,389,650 km (0.107 R)
• M24: 4,489,881 km (0.108 R)
• M25: 4,721,758 km (0.09 R)
• M26: 4,854,002 km (0.099 R)
• M27: 5,364,580 km (0.118 R)
• M28: 5,549,034 km (0.042 R)
• M29: 6,066,792 km (0.112 R)
• M30: 6,275,032 km (0.062 R)
• M31: 6,469,510 km (0.109 R)
• M32: 6,748,210 km (0.112 R)
• M33: 6,847,543 km (0.111 R)
• M34: 7,047,705 km (0.112 R)
• M35: 7,317,729 km (0.07 R)
• M36: 7,711,621 km (0.104 R)
• M37: 7,954,867 km (0.04 R)
• M38: 8,306,721 km (0.094 R)
• M39: 8,413,384 km (0.058 R)
• M40: 8,502,545 km (0.093 R)
• M41: 9,044,089 km (0.108 R)
• M42: 9,245,448 km (0.117 R)
• M43: 9,411,352 km (0.073 R)
• M44: 9,485,403 km (0.08 R)
• M45: 9,652,803 km (0.115 R)
• M46: 9,971,446 km (0.086 R)
• M47: 10,046,993 km (0.1 R)
• M48: 10,255,682 km (0.028 R)
• M49: 10,389,123 km (0.086 R)
• M50: 10,909,574 km (0.051 R)
• M51: 11,143,545 km (0.109 R)
• M52: 11,359,565 km (0.067 R)
• M53: 11,557,184 km (0.115 R)
• M54: 11,656,367 km (0.055 R)
• M55: 11,735,953 km (0.112 R)
• M56: 11,875,677 km (0.118 R)
• M57: 11,955,712 km (0.102 R)
• M58: 12,076,139 km (0.041 R)
• M59: 12,399,420 km (0.077 R)
• M60: 12,705,048 km (0.098 R)
• M61: 12,807,373 km (0.09 R)
• M62: 13,054,359 km (0.086 R)
• M63: 13,219,964 km (0.095 R)
• M64: 13,427,755 km (0.06 R)
• M65: 13,952,245 km (0.083 R)
• M66: 14,121,441 km (0.077 R)
• M67: 14,206,412 km (0.067 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 534.3

Radius: 3.5

Gravity: 43.62 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 6.73 AU - 7.21 AU

Year: 12071 Days

Day: 18.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 50,023,111 km

• M1: 144,661 km (0.053 R)
• M2: 195,674 km (0.107 R)
• M3: 229,334 km (0.059 R)
• M4: 705,803 km (0.06 R)
• M5: 852,708 km (0.106 R)
• M6: 989,141 km (0.04 R)
• M7: 1,070,074 km (0.046 R)
• M8: 1,111,363 km (0.032 R)
• M9: 1,348,176 km (0.049 R)
• M10: 1,438,234 km (0.117 R)
• M11: 1,719,777 km (0.119 R)
• M12: 1,891,815 km (0.115 R)
• M13: 2,717,894 km (0.072 R)
• M14: 3,123,005 km (0.119 R)
• M15: 3,152,626 km (0.052 R)
• M16: 3,393,329 km (0.105 R)
• M17: 3,828,509 km (0.05 R)
• M18: 4,380,375 km (0.078 R)
• M19: 5,377,744 km (0.077 R)
• M20: 5,628,620 km (0.093 R)
• M21: 5,664,673 km (0.093 R)
• M22: 5,773,580 km (0.091 R)
• M23: 5,956,688 km (0.098 R)
• M24: 6,900,202 km (0.112 R)
• M25: 6,938,948 km (0.12 R)
• M26: 7,055,484 km (0.103 R)
• M27: 8,670,094 km (0.029 R)
• M28: 8,837,494 km (0.118 R)
• M29: 8,879,531 km (0.082 R)
• M30: 9,090,763 km (0.108 R)
• M31: 9,303,641 km (0.074 R)
• M32: 9,346,426 km (0.105 R)
• M33: 9,647,716 km (0.066 R)
• M34: 10,481,276 km (0.086 R)
• M35: 10,659,746 km (0.09 R)
• M36: 10,794,234 km (0.113 R)
• M37: 11,751,062 km (0.056 R)
• M38: 11,890,039 km (0.093 R)
• M39: 12,263,136 km (0.114 R)
• M40: 12,829,962 km (0.045 R)
• M41: 13,308,825 km (0.113 R)
• M42: 13,793,522 km (0.108 R)
• M43: 14,481,822 km (0.106 R)
• M44: 14,980,132 km (0.037 R)
• M45: 16,045,120 km (0.114 R)
• M46: 16,976,965 km (0.114 R)
• M47: 17,239,060 km (0.097 R)
• M48: 18,838,860 km (0.045 R)
• M49: 20,596,784 km (0.104 R)
• M50: 20,820,134 km (0.062 R)
• M51: 21,778,608 km (0.112 R)
• M52: 21,949,149 km (0.114 R)
• M53: 22,006,146 km (0.092 R)
• M54: 23,913,668 km (0.091 R)
• M55: 25,333,801 km (0.06 R)
• M56: 26,054,115 km (0.077 R)
• M57: 26,416,740 km (0.114 R)
• M58: 26,598,651 km (0.1 R)
• M59: 27,883,996 km (0.097 R)
• M60: 28,254,849 km (0.063 R)
• M61: 28,378,866 km (0.066 R)
• M62: 28,939,110 km (0.071 R)
• M63: 29,001,642 km (0.085 R)
• M64: 30,641,683 km (0.087 R)
• M65: 31,216,438 km (0.107 R)
• M66: 31,472,998 km (0.062 R)
• M67: 31,794,634 km (0.103 R)
• M68: 33,419,416 km (0.058 R)
• M69: 33,813,308 km (0.083 R)
• M70: 34,274,817 km (0.097 R)
• M71: 34,937,835 km (0.118 R)
• M72: 36,074,629 km (0.11 R)
• M73: 36,411,224 km (0.117 R)
• M74: 38,384,121 km (0.114 R)
• M75: 39,764,909 km (0.083 R)
• M76: 39,903,736 km (0.115 R)
• M77: 40,321,712 km (0.115 R)
• M78: 40,461,287 km (0.107 R)
• M79: 42,361,779 km (0.077 R)
• M80: 42,930,400 km (0.05 R)
• M81: 43,358,549 km (0.117 R)
• M82: 44,579,268 km (0.119 R)
• M83: 45,012,803 km (0.047 R)
• M84: 45,957,064 km (0.073 R)
• M85: 46,175,776 km (0.045 R)
• M86: 46,394,937 km (0.087 R)
• M87: 46,468,091 km (0.047 R)
• M88: 47,275,022 km (0.058 R)
• M89: 47,495,978 km (0.086 R)
• M90: 47,717,233 km (0.119 R)
• M91: 48,754,096 km (0.102 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 426 - 17,085 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit