🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.6 AU - 0.7 AU

Year: 197 Days

Day: 46.4 Hours

Environment

Temp: 122 °C

Axial Tilt: 29.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.11 AU - 1.29 AU

Year: 495 Days

Day: 19.8 Hours

Environment

Temp: 4 °C

Axial Tilt: 7.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.6 AU - 1.7 AU

Year: 798 Days

Day: 12.1 Hours

Environment

Temp: -49 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.56 AU - 3.42 AU

Year: 1948 Days

Day: 43.1 Hours

Environment

Temp: -105 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.39 AU - 3.61 AU

Year: 1958 Days

Day: 40.7 Hours

Environment

Temp: -101 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.4

Radius: 10.9

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 5.36 AU - 8.12 AU

Year: 6592 Days

Day: 9.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 105,913,842 km

• M1: 264,190 km (0.072 R)
• M2: 333,753 km (0.107 R)
• M3: 616,343 km (0.107 R)
• M4: 707,748 km (0.054 R)
• M5: 998,416 km (0.073 R)
• M6: 1,108,520 km (0.092 R)
• M7: 1,179,579 km (0.091 R)
• M8: 1,371,812 km (0.087 R)
• M9: 1,655,151 km (0.084 R)
• M10: 1,770,640 km (0.112 R)
• M11: 1,905,877 km (0.083 R)
• M12: 2,133,266 km (0.041 R)
• M13: 2,538,227 km (0.112 R)
• M14: 2,730,311 km (0.092 R)
• M15: 2,887,538 km (0.056 R)
• M16: 3,068,103 km (0.07 R)
• M17: 3,461,545 km (0.089 R)
• M18: 3,849,303 km (0.092 R)
• M19: 4,070,708 km (0.097 R)
• M20: 4,250,973 km (0.035 R)
• M21: 4,902,472 km (0.089 R)
• M22: 5,191,345 km (0.062 R)
• M23: 5,635,053 km (0.107 R)
• M24: 5,988,702 km (0.113 R)
• M25: 6,065,446 km (0.097 R)
• M26: 6,168,369 km (0.057 R)
• M27: 6,931,169 km (0.118 R)
• M28: 7,310,100 km (0.064 R)
• M29: 7,529,859 km (0.101 R)
• M30: 7,835,338 km (0.054 R)
• M31: 8,173,429 km (0.094 R)
• M32: 8,487,435 km (0.04 R)
• M33: 8,776,458 km (0.102 R)
• M34: 8,892,845 km (0.102 R)
• M35: 9,275,068 km (0.03 R)
• M36: 9,903,977 km (0.042 R)
• M37: 10,361,597 km (0.067 R)
• M38: 10,608,434 km (0.03 R)
• M39: 10,732,600 km (0.027 R)
• M40: 11,265,767 km (0.103 R)
• M41: 11,551,648 km (0.084 R)
• M42: 12,488,729 km (0.064 R)
• M43: 12,685,750 km (0.114 R)
• M44: 12,916,729 km (0.101 R)
• M45: 13,316,155 km (0.096 R)
• M46: 13,416,685 km (0.097 R)
• M47: 13,888,966 km (0.105 R)
• M48: 14,298,116 km (0.079 R)
• M49: 14,366,632 km (0.099 R)
• M50: 15,549,352 km (0.1 R)
• M51: 15,655,268 km (0.112 R)
• M52: 15,903,151 km (0.068 R)
• M53: 16,223,889 km (0.093 R)
• M54: 16,295,397 km (0.045 R)
• M55: 16,582,625 km (0.042 R)
• M56: 17,344,826 km (0.109 R)
• M57: 17,822,342 km (0.092 R)
• M58: 18,155,347 km (0.075 R)
• M59: 18,790,241 km (0.11 R)
• M60: 18,903,037 km (0.106 R)
• M61: 19,053,832 km (0.058 R)
• M62: 19,242,774 km (0.031 R)
• M63: 19,737,045 km (0.094 R)
• M64: 20,815,945 km (0.062 R)
• M65: 21,088,662 km (0.064 R)
• M66: 21,795,363 km (0.055 R)
• M67: 21,874,350 km (0.056 R)
• M68: 22,669,613 km (0.086 R)
• M69: 22,829,832 km (0.089 R)
• M70: 22,950,258 km (0.119 R)
• M71: 23,312,584 km (0.086 R)
• M72: 24,534,500 km (0.099 R)
• M73: 24,822,625 km (0.112 R)
• M74: 25,360,579 km (0.036 R)
• M75: 25,693,584 km (0.066 R)
• M76: 25,818,797 km (0.086 R)
• M77: 26,237,821 km (0.097 R)
• M78: 27,209,908 km (0.059 R)
• M79: 27,636,262 km (0.08 R)
• M80: 27,893,271 km (0.094 R)
• M81: 28,150,879 km (0.09 R)
• M82: 28,323,066 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 545.7

Radius: 8.3

Gravity: 7.92 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 7.52 AU - 9.64 AU

Year: 9468 Days

Day: 12.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 105,913,842 km

• M1: 471,084 km (0.096 R)
• M2: 654,491 km (0.056 R)
• M3: 1,106,875 km (0.117 R)
• M4: 2,014,784 km (0.104 R)
• M5: 2,294,383 km (0.069 R)
• M6: 2,414,510 km (0.057 R)
• M7: 2,487,663 km (0.1 R)
• M8: 2,762,025 km (0.094 R)
• M9: 3,125,548 km (0.106 R)
• M10: 3,178,656 km (0.077 R)
• M11: 3,812,053 km (0.077 R)
• M12: 4,393,839 km (0.075 R)
• M13: 4,725,797 km (0.106 R)
• M14: 5,477,975 km (0.059 R)
• M15: 5,542,302 km (0.096 R)
• M16: 6,537,876 km (0.105 R)
• M17: 6,640,500 km (0.074 R)
• M18: 6,881,951 km (0.109 R)
• M19: 7,126,244 km (0.111 R)
• M20: 7,231,860 km (0.079 R)
• M21: 7,302,620 km (0.092 R)
• M22: 7,767,720 km (0.05 R)
• M23: 8,205,593 km (0.06 R)
• M24: 8,427,596 km (0.116 R)
• M25: 10,036,222 km (0.102 R)
• M26: 10,393,162 km (0.111 R)
• M27: 10,553,083 km (0.102 R)
• M28: 11,119,311 km (0.116 R)
• M29: 11,820,177 km (0.075 R)
• M30: 11,903,503 km (0.074 R)
• M31: 12,535,254 km (0.063 R)
• M32: 13,875,053 km (0.1 R)
• M33: 14,405,826 km (0.109 R)
• M34: 15,899,561 km (0.089 R)
• M35: 16,454,868 km (0.059 R)
• M36: 16,641,417 km (0.081 R)
• M37: 18,303,150 km (0.081 R)
• M38: 19,473,005 km (0.107 R)
• M39: 22,140,634 km (0.106 R)
• M40: 22,760,418 km (0.061 R)
• M41: 22,916,299 km (0.095 R)
• M42: 23,124,689 km (0.095 R)
• M43: 23,176,899 km (0.064 R)
• M44: 23,438,396 km (0.084 R)
• M45: 23,648,282 km (0.12 R)
• M46: 24,017,041 km (0.055 R)
• M47: 24,069,998 km (0.112 R)
• M48: 24,334,786 km (0.045 R)
• M49: 25,242,397 km (0.06 R)
• M50: 25,889,707 km (0.113 R)
• M51: 26,651,908 km (0.098 R)
• M52: 27,697,896 km (0.11 R)
• M53: 27,753,397 km (0.053 R)
• M54: 28,253,951 km (0.084 R)
• M55: 30,228,643 km (0.117 R)
• M56: 30,686,263 km (0.078 R)
• M57: 31,261,467 km (0.112 R)
• M58: 31,376,957 km (0.11 R)
• M59: 32,247,467 km (0.118 R)
• M60: 32,597,974 km (0.071 R)
• M61: 32,714,960 km (0.082 R)
• M62: 33,184,847 km (0.099 R)
• M63: 33,538,646 km (0.106 R)
• M64: 33,656,828 km (0.068 R)
• M65: 33,893,642 km (0.083 R)
• M66: 34,369,064 km (0.083 R)
• M67: 34,607,523 km (0.083 R)
• M68: 35,687,619 km (0.101 R)
• M69: 35,808,345 km (0.076 R)
• M70: 36,292,443 km (0.08 R)
• M71: 36,474,654 km (0.075 R)
• M72: 37,328,409 km (0.095 R)
• M73: 37,819,389 km (0.088 R)
• M74: 39,616,658 km (0.039 R)
• M75: 39,991,999 km (0.101 R)
• M76: 40,368,387 km (0.107 R)
• M77: 40,620,160 km (0.037 R)
• M78: 41,378,173 km (0.098 R)
• M79: 42,013,515 km (0.038 R)
• M80: 42,140,972 km (0.108 R)
• M81: 42,204,701 km (0.118 R)
• M82: 42,780,204 km (0.049 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 949.4

Radius: 5.7

Gravity: 29.22 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 10.4 AU - 14.24 AU

Year: 16291 Days

Day: 16.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 105,913,842 km

• M1: 83,027 km (0.06 R)
• M2: 380,727 km (0.06 R)
• M3: 534,364 km (0.083 R)
• M4: 684,560 km (0.086 R)
• M5: 824,135 km (0.061 R)
• M6: 1,681,181 km (0.094 R)
• M7: 1,743,563 km (0.095 R)
• M8: 2,167,374 km (0.032 R)
• M9: 2,235,291 km (0.093 R)
• M10: 2,408,526 km (0.117 R)
• M11: 3,456,010 km (0.031 R)
• M12: 3,819,234 km (0.105 R)
• M13: 4,494,818 km (0.077 R)
• M14: 4,935,533 km (0.097 R)
• M15: 5,390,011 km (0.03 R)
• M16: 5,575,513 km (0.113 R)
• M17: 5,857,654 km (0.072 R)
• M18: 6,982,331 km (0.103 R)
• M19: 7,032,596 km (0.045 R)
• M20: 8,545,778 km (0.055 R)
• M21: 9,090,015 km (0.031 R)
• M22: 10,097,856 km (0.089 R)
• M23: 11,140,703 km (0.118 R)
• M24: 11,258,586 km (0.069 R)
• M25: 11,914,872 km (0.12 R)
• M26: 12,522,239 km (0.068 R)
• M27: 12,829,663 km (0.073 R)
• M28: 13,389,309 km (0.094 R)
• M29: 14,661,190 km (0.049 R)
• M30: 15,442,689 km (0.118 R)
• M31: 17,250,130 km (0.057 R)
• M32: 18,352,218 km (0.115 R)
• M33: 18,631,368 km (0.099 R)
• M34: 18,771,391 km (0.1 R)
• M35: 19,619,312 km (0.115 R)
• M36: 20,335,287 km (0.078 R)
• M37: 21,792,819 km (0.106 R)
• M38: 22,014,374 km (0.078 R)
• M39: 22,982,870 km (0.108 R)
• M40: 23,283,712 km (0.097 R)
• M41: 25,115,837 km (0.106 R)
• M42: 25,425,654 km (0.105 R)
• M43: 25,581,086 km (0.086 R)
• M44: 26,049,028 km (0.081 R)
• M45: 26,284,196 km (0.116 R)
• M46: 27,231,600 km (0.111 R)
• M47: 29,648,652 km (0.093 R)
• M48: 31,714,599 km (0.077 R)
• M49: 32,301,322 km (0.078 R)
• M50: 32,891,635 km (0.06 R)
• M51: 33,145,802 km (0.091 R)
• M52: 33,997,462 km (0.108 R)
• M53: 35,028,940 km (0.115 R)
• M54: 38,898,139 km (0.086 R)
• M55: 40,157,304 km (0.102 R)
• M56: 40,519,481 km (0.066 R)
• M57: 40,610,287 km (0.108 R)
• M58: 40,973,810 km (0.098 R)
• M59: 41,338,529 km (0.066 R)
• M60: 42,531,123 km (0.081 R)
• M61: 42,623,276 km (0.118 R)
• M62: 42,715,578 km (0.065 R)
• M63: 42,992,782 km (0.112 R)
• M64: 43,548,987 km (0.085 R)
• M65: 43,641,888 km (0.095 R)
• M66: 44,294,284 km (0.095 R)
• M67: 45,514,404 km (0.06 R)
• M68: 46,081,380 km (0.104 R)
• M69: 46,650,450 km (0.085 R)
• M70: 47,126,620 km (0.112 R)
• M71: 47,413,100 km (0.11 R)
• M72: 47,987,706 km (0.106 R)
• M73: 48,179,789 km (0.061 R)
• M74: 49,822,524 km (0.1 R)
• M75: 51,189,100 km (0.073 R)
• M76: 51,778,516 km (0.112 R)
• M77: 52,469,060 km (0.107 R)
• M78: 53,361,261 km (0.079 R)
• M79: 54,058,836 km (0.06 R)
• M80: 55,160,924 km (0.093 R)
• M81: 56,169,213 km (0.105 R)
• M82: 59,127,661 km (0.066 R)
• M83: 59,230,584 km (0.119 R)
• M84: 59,849,321 km (0.086 R)
• M85: 61,197,347 km (0.078 R)
• M86: 61,301,467 km (0.05 R)
• M87: 61,718,397 km (0.105 R)
• M88: 62,975,019 km (0.081 R)
• M89: 63,395,838 km (0.074 R)
• M90: 67,654,440 km (0.101 R)
• M91: 68,409,161 km (0.118 R)
• M92: 70,253,703 km (0.119 R)
• M93: 71,017,849 km (0.076 R)
• M94: 73,880,554 km (0.093 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 888.4

Radius: 3.5

Gravity: 72.52 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 14.35 AU - 21.71 AU

Year: 28842 Days

Day: 16.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 105,913,842 km

• M1: 60,886 km (0.062 R)
• M2: 461,958 km (0.05 R)
• M3: 1,191,846 km (0.066 R)
• M4: 1,371,962 km (0.116 R)
• M5: 2,046,499 km (0.061 R)
• M6: 2,349,883 km (0.058 R)
• M7: 2,575,178 km (0.082 R)
• M8: 2,713,556 km (0.071 R)
• M9: 3,192,568 km (0.114 R)
• M10: 3,492,362 km (0.116 R)
• M11: 4,948,698 km (0.076 R)
• M12: 5,412,002 km (0.11 R)
• M13: 6,504,067 km (0.065 R)
• M14: 7,333,736 km (0.087 R)
• M15: 8,061,231 km (0.118 R)
• M16: 8,399,621 km (0.101 R)
• M17: 8,811,614 km (0.098 R)
• M18: 8,880,878 km (0.104 R)
• M19: 8,950,441 km (0.074 R)
• M20: 11,569,451 km (0.111 R)
• M21: 12,413,631 km (0.055 R)
• M22: 12,961,010 km (0.102 R)
• M23: 13,118,836 km (0.093 R)
• M24: 13,277,260 km (0.037 R)
• M25: 14,979,384 km (0.066 R)
• M26: 17,006,735 km (0.093 R)
• M27: 19,388,034 km (0.097 R)
• M28: 19,840,418 km (0.034 R)
• M29: 20,022,329 km (0.109 R)
• M30: 22,436,689 km (0.101 R)
• M31: 22,911,512 km (0.103 R)
• M32: 24,452,819 km (0.067 R)
• M33: 25,531,869 km (0.079 R)
• M34: 25,928,004 km (0.115 R)
• M35: 26,027,337 km (0.073 R)
• M36: 27,634,317 km (0.105 R)
• M37: 27,837,471 km (0.081 R)
• M38: 29,273,162 km (0.063 R)
• M39: 31,154,056 km (0.06 R)
• M40: 31,896,061 km (0.069 R)
• M41: 32,002,575 km (0.104 R)
• M42: 32,965,985 km (0.112 R)
• M43: 33,073,696 km (0.057 R)
• M44: 34,593,012 km (0.108 R)
• M45: 36,245,918 km (0.099 R)
• M46: 36,468,221 km (0.09 R)
• M47: 42,171,490 km (0.107 R)
• M48: 42,288,326 km (0.106 R)
• M49: 44,291,292 km (0.086 R)
• M50: 46,566,376 km (0.099 R)
• M51: 49,247,619 km (0.117 R)
• M52: 49,370,738 km (0.052 R)
• M53: 49,987,530 km (0.088 R)
• M54: 51,353,508 km (0.094 R)
• M55: 51,728,251 km (0.108 R)
• M56: 53,109,787 km (0.095 R)
• M57: 53,488,719 km (0.103 R)
• M58: 53,741,689 km (0.053 R)
• M59: 56,423,231 km (0.109 R)
• M60: 57,456,054 km (0.047 R)
• M61: 57,585,606 km (0.092 R)
• M62: 57,974,860 km (0.098 R)
• M63: 58,625,461 km (0.094 R)
• M64: 61,252,250 km (0.101 R)
• M65: 63,648,957 km (0.076 R)
• M66: 64,185,714 km (0.108 R)
• M67: 64,454,691 km (0.118 R)
• M68: 65,128,630 km (0.076 R)
• M69: 65,263,717 km (0.108 R)
• M70: 66,076,183 km (0.092 R)
• M71: 66,619,672 km (0.116 R)
• M72: 68,396,146 km (0.104 R)
• M73: 68,808,289 km (0.031 R)
• M74: 71,159,518 km (0.082 R)
• M75: 72,975,188 km (0.098 R)
• M76: 75,656,131 km (0.081 R)
• M77: 76,082,485 km (0.08 R)
• M78: 76,794,571 km (0.097 R)
• M79: 77,938,695 km (0.116 R)
• M80: 81,113,910 km (0.05 R)
• M81: 84,037,053 km (0.061 R)
• M82: 85,363,537 km (0.046 R)
• M83: 89,684,971 km (0.108 R)
• M84: 90,437,149 km (0.113 R)
• M85: 90,587,943 km (0.115 R)
• M86: 90,738,738 km (0.077 R)
• M87: 92,402,715 km (0.113 R)
• M88: 93,010,382 km (0.064 R)
• M89: 94,535,233 km (0.07 R)
• M90: 94,688,271 km (0.117 R)
• M91: 95,300,725 km (0.111 R)
• M92: 96,992,228 km (0.118 R)
• M93: 97,609,619 km (0.111 R)
• M94: 99,470,018 km (0.079 R)
• M95: 103,856,078 km (0.053 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: 274 - 13,677 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit