🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.61 AU - 0.77 AU

Year: 252 Days

Day: 28.7 Hours

Environment

Temp: 2 °C

Axial Tilt: 32.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.29 AU - 1.63 AU

Year: 776 Days

Day: 32.5 Hours

Environment

Temp: -104 °C

Axial Tilt: 15 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.19 AU - 1.81 AU

Year: 808 Days

Day: 40.1 Hours

Environment

Temp: -94 °C

Axial Tilt: 17.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.07 AU - 2.17 AU

Year: 1357 Days

Day: 40.8 Hours

Environment

Temp: -129 °C

Axial Tilt: 24.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 2.05 AU - 2.77 AU

Year: 1645 Days

Day: 35.3 Hours

Environment

Temp: -134 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Ice Giant

Semi-Major Axis: 11.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 148.8

Radius: 6.6

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 9.53 AU - 13.37 AU

Year: 17036 Days

Day: 22.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 97,227,459 km

• M1: 92,451 km (0.119 R)
• M2: 234,569 km (0.091 R)
• M3: 339,288 km (0.045 R)
• M4: 397,930 km (0.047 R)
• M5: 540,647 km (0.107 R)
• M6: 596,746 km (0.087 R)
• M7: 874,549 km (0.091 R)
• M8: 1,152,951 km (0.116 R)
• M9: 1,640,191 km (0.074 R)
• M10: 2,982,682 km (0.102 R)
• M11: 3,806,069 km (0.113 R)
• M12: 4,343,724 km (0.111 R)
• M13: 4,547,775 km (0.116 R)
• M14: 4,904,865 km (0.091 R)
• M15: 5,209,447 km (0.088 R)
• M16: 5,614,558 km (0.092 R)
• M17: 6,355,965 km (0.1 R)
• M18: 7,437,857 km (0.045 R)
• M19: 8,214,269 km (0.115 R)
• M20: 8,394,236 km (0.113 R)
• M21: 8,466,641 km (0.096 R)
• M22: 10,149,468 km (0.096 R)
• M23: 10,732,750 km (0.104 R)
• M24: 10,890,127 km (0.073 R)
• M25: 11,447,079 km (0.11 R)
• M26: 11,972,467 km (0.056 R)
• M27: 12,053,998 km (0.103 R)
• M28: 12,423,206 km (0.086 R)
• M29: 12,547,073 km (0.069 R)
• M30: 12,754,565 km (0.082 R)
• M31: 12,921,217 km (0.096 R)
• M32: 13,851,267 km (0.091 R)
• M33: 14,065,491 km (0.112 R)
• M34: 14,584,446 km (0.064 R)
• M35: 15,730,216 km (0.072 R)
• M36: 15,864,256 km (0.098 R)
• M37: 16,631,244 km (0.102 R)
• M38: 16,722,200 km (0.083 R)
• M39: 17,456,276 km (0.103 R)
• M40: 19,913,571 km (0.066 R)
• M41: 20,010,211 km (0.075 R)
• M42: 21,976,077 km (0.104 R)
• M43: 23,439,294 km (0.086 R)
• M44: 23,745,969 km (0.083 R)
• M45: 24,414,971 km (0.105 R)
• M46: 27,205,719 km (0.105 R)
• M47: 27,959,692 km (0.088 R)
• M48: 28,393,526 km (0.104 R)
• M49: 31,043,204 km (0.066 R)
• M50: 32,113,726 km (0.115 R)
• M51: 32,227,121 km (0.035 R)
• M52: 32,910,185 km (0.079 R)
• M53: 33,598,036 km (0.105 R)
• M54: 34,001,502 km (0.119 R)
• M55: 34,638,789 km (0.045 R)
• M56: 34,755,026 km (0.052 R)
• M57: 35,221,472 km (0.095 R)
• M58: 35,396,951 km (0.041 R)
• M59: 35,925,031 km (0.103 R)
• M60: 37,704,199 km (0.095 R)
• M61: 37,823,877 km (0.118 R)
• M62: 38,003,544 km (0.065 R)
• M63: 38,363,776 km (0.117 R)
• M64: 38,725,054 km (0.065 R)
• M65: 38,906,068 km (0.114 R)
• M66: 39,027,093 km (0.105 R)
• M67: 39,087,530 km (0.035 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 200.6

Radius: 6.2

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 15.82 AU - 17.04 AU

Year: 29283 Days

Day: 20.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 97,227,459 km

• M1: 142,118 km (0.096 R)
• M2: 208,839 km (0.058 R)
• M3: 349,909 km (0.076 R)
• M4: 540,198 km (0.058 R)
• M5: 893,698 km (0.11 R)
• M6: 939,475 km (0.053 R)
• M7: 1,360,593 km (0.099 R)
• M8: 1,982,621 km (0.1 R)
• M9: 2,165,878 km (0.089 R)
• M10: 2,987,619 km (0.076 R)
• M11: 3,127,343 km (0.079 R)
• M12: 3,633,134 km (0.066 R)
• M13: 3,707,484 km (0.106 R)
• M14: 4,558,098 km (0.115 R)
• M15: 4,841,137 km (0.076 R)
• M16: 5,941,279 km (0.065 R)
• M17: 6,294,929 km (0.102 R)
• M18: 6,474,147 km (0.111 R)
• M19: 6,837,969 km (0.059 R)
• M20: 7,115,174 km (0.038 R)
• M21: 9,055,159 km (0.111 R)
• M22: 9,206,851 km (0.065 R)
• M23: 9,410,454 km (0.12 R)
• M24: 9,512,929 km (0.114 R)
• M25: 9,718,775 km (0.113 R)
• M26: 9,822,297 km (0.061 R)
• M27: 10,770,000 km (0.104 R)
• M28: 11,417,908 km (0.059 R)
• M29: 11,636,770 km (0.082 R)
• M30: 11,801,776 km (0.095 R)
• M31: 12,078,532 km (0.111 R)
• M32: 12,525,680 km (0.103 R)
• M33: 13,667,411 km (0.09 R)
• M34: 14,309,336 km (0.099 R)
• M35: 14,368,277 km (0.08 R)
• M36: 14,663,733 km (0.114 R)
• M37: 14,901,444 km (0.059 R)
• M38: 15,683,242 km (0.118 R)
• M39: 17,853,159 km (0.1 R)
• M40: 18,362,241 km (0.054 R)
• M41: 19,070,138 km (0.076 R)
• M42: 20,181,351 km (0.091 R)
• M43: 20,247,324 km (0.091 R)
• M44: 20,313,446 km (0.07 R)
• M45: 20,512,262 km (0.107 R)
• M46: 20,645,105 km (0.093 R)
• M47: 20,711,526 km (0.094 R)
• M48: 22,534,675 km (0.118 R)
• M49: 23,847,995 km (0.096 R)
• M50: 25,114,939 km (0.102 R)
• M51: 25,685,057 km (0.113 R)
• M52: 25,756,714 km (0.099 R)
• M53: 25,971,686 km (0.086 R)
• M54: 26,331,619 km (0.102 R)
• M55: 26,693,047 km (0.062 R)
• M56: 27,201,830 km (0.107 R)
• M57: 27,713,903 km (0.068 R)
• M58: 28,081,465 km (0.119 R)
• M59: 28,376,771 km (0.055 R)
• M60: 28,450,822 km (0.05 R)
• M61: 30,019,356 km (0.105 R)
• M62: 30,548,334 km (0.094 R)
• M63: 31,462,377 km (0.11 R)
• M64: 32,308,203 km (0.1 R)
• M65: 34,258,212 km (0.101 R)
• M66: 35,287,146 km (0.061 R)
• M67: 35,925,330 km (0.116 R)
• M68: 39,090,971 km (0.097 R)
• M69: 39,255,678 km (0.094 R)
• M70: 40,415,211 km (0.092 R)
• M71: 40,915,616 km (0.087 R)
• M72: 41,250,416 km (0.074 R)
• M73: 43,022,552 km (0.048 R)
• M74: 43,618,850 km (0.072 R)
• M75: 44,389,578 km (0.12 R)
• M76: 45,251,112 km (0.089 R)
• M77: 48,133,115 km (0.091 R)
• M78: 48,309,640 km (0.088 R)
• M79: 48,574,877 km (0.111 R)
• M80: 49,997,703 km (0.106 R)
• M81: 50,266,081 km (0.09 R)
• M82: 50,983,852 km (0.089 R)
• M83: 51,073,910 km (0.052 R)
• M84: 51,253,876 km (0.112 R)
• M85: 52,429,715 km (0.115 R)
• M86: 53,614,381 km (0.097 R)
• M87: 54,164,003 km (0.067 R)
• M88: 55,453,986 km (0.099 R)
• M89: 59,289,526 km (0.099 R)
• M90: 61,669,777 km (0.116 R)
• M91: 63,112,948 km (0.106 R)
• M92: 63,403,018 km (0.079 R)
• M93: 63,790,327 km (0.093 R)
• M94: 64,469,950 km (0.096 R)
• M95: 64,956,891 km (0.06 R)
• M96: 65,152,117 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 646.4

Radius: 3.7

Gravity: 47.22 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 16.58 AU - 16.62 AU

Year: 29739 Days

Day: 18.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 97,227,459 km

• M1: 115,490 km (0.083 R)
• M2: 501,302 km (0.105 R)
• M3: 1,546,244 km (0.042 R)
• M4: 1,619,397 km (0.11 R)
• M5: 2,203,876 km (0.063 R)
• M6: 2,327,892 km (0.096 R)
• M7: 3,027,412 km (0.114 R)
• M8: 3,211,866 km (0.072 R)
• M9: 3,352,488 km (0.034 R)
• M10: 3,495,205 km (0.081 R)
• M11: 3,591,546 km (0.102 R)
• M12: 4,706,648 km (0.102 R)
• M13: 5,027,984 km (0.117 R)
• M14: 6,033,881 km (0.117 R)
• M15: 6,917,854 km (0.116 R)
• M16: 6,978,292 km (0.112 R)
• M17: 7,282,724 km (0.068 R)
• M18: 7,405,693 km (0.091 R)
• M19: 9,331,466 km (0.103 R)
• M20: 9,465,057 km (0.071 R)
• M21: 9,599,247 km (0.089 R)
• M22: 11,975,758 km (0.115 R)
• M23: 14,521,765 km (0.091 R)
• M24: 14,909,971 km (0.111 R)
• M25: 15,222,780 km (0.12 R)
• M26: 15,616,971 km (0.117 R)
• M27: 16,657,573 km (0.118 R)
• M28: 19,738,990 km (0.094 R)
• M29: 20,427,888 km (0.085 R)
• M30: 20,775,404 km (0.09 R)
• M31: 20,862,470 km (0.117 R)
• M32: 21,564,234 km (0.09 R)
• M33: 24,355,132 km (0.076 R)
• M34: 25,279,347 km (0.051 R)
• M35: 26,120,985 km (0.077 R)
• M36: 26,781,908 km (0.117 R)
• M37: 27,257,330 km (0.059 R)
• M38: 28,120,061 km (0.06 R)
• M39: 28,700,202 km (0.025 R)
• M40: 28,991,768 km (0.077 R)
• M41: 29,186,694 km (0.099 R)
• M42: 31,659,697 km (0.076 R)
• M43: 31,860,457 km (0.103 R)
• M44: 33,890,799 km (0.078 R)
• M45: 35,858,011 km (0.117 R)
• M46: 39,038,612 km (0.088 R)
• M47: 39,361,593 km (0.102 R)
• M48: 42,418,626 km (0.038 R)
• M49: 42,639,881 km (0.085 R)
• M50: 42,750,733 km (0.114 R)
• M51: 43,417,341 km (0.115 R)
• M52: 44,986,174 km (0.09 R)
• M53: 47,488,946 km (0.091 R)
• M54: 48,294,681 km (0.081 R)
• M55: 49,337,228 km (0.119 R)
• M56: 49,802,926 km (0.037 R)
• M57: 50,153,135 km (0.05 R)
• M58: 50,270,120 km (0.098 R)
• M59: 52,153,408 km (0.072 R)
• M60: 52,271,890 km (0.099 R)
• M61: 55,625,126 km (0.094 R)
• M62: 55,746,300 km (0.039 R)
• M63: 57,940,003 km (0.096 R)
• M64: 58,431,283 km (0.093 R)
• M65: 59,418,030 km (0.118 R)
• M66: 63,926,162 km (0.11 R)
• M67: 65,581,014 km (0.097 R)
• M68: 67,120,825 km (0.1 R)
• M69: 68,283,649 km (0.119 R)
• M70: 69,453,055 km (0.063 R)
• M71: 69,583,355 km (0.041 R)
• M72: 70,497,997 km (0.11 R)
• M73: 71,548,323 km (0.068 R)
• M74: 72,075,357 km (0.112 R)
• M75: 73,398,550 km (0.052 R)
• M76: 74,329,647 km (0.097 R)
• M77: 74,596,380 km (0.089 R)
• M78: 75,532,414 km (0.092 R)
• M79: 79,587,862 km (0.119 R)
• M80: 80,955,337 km (0.084 R)
• M81: 82,468,369 km (0.084 R)
• M82: 83,020,984 km (0.101 R)
• M83: 85,942,032 km (0.117 R)
• M84: 86,081,906 km (0.041 R)
• M85: 86,221,930 km (0.094 R)
• M86: 87,204,189 km (0.114 R)
• M87: 88,048,968 km (0.099 R)
• M88: 88,613,700 km (0.099 R)
• M89: 89,179,629 km (0.087 R)
• M90: 90,599,612 km (0.089 R)
• M91: 92,887,263 km (0.118 R)
• M92: 93,174,491 km (0.101 R)
• M93: 93,749,994 km (0.082 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 224 - 18,670 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit