🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.46 AU - 0.64 AU

Year: 145 Days

Day: 31.2 Hours

Environment

Temp: 211 °C

Axial Tilt: 18.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.55 AU - 0.87 AU

Year: 213 Days

Day: 17.5 Hours

Environment

Temp: 124 °C

Axial Tilt: 2.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.96 AU - 1.2 AU

Year: 400 Days

Day: 32.6 Hours

Environment

Temp: 36 °C

Axial Tilt: 27.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 48,863,332 km

• M1: 333,304 km (0.096 R)
• M2: 663,317 km (0.077 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.23 AU - 3.51 AU

Year: 1733 Days

Day: 14.9 Hours

Environment

Temp: -101 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,863,332 km

• M1: 914,043 km (0.104 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 3.07 AU - 4.73 AU

Year: 2745 Days

Day: 45.5 Hours

Environment

Temp: -112 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 4.34 AU - 4.8 AU

Year: 3482 Days

Day: 36.5 Hours

Environment

Temp: -118 °C

Axial Tilt: 0.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.9

Radius: 10.5

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 4 AU - 6.64 AU

Year: 4374 Days

Day: 5.6 Hours

Environment

Temp: -134 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 48,863,332 km

• M1: 146,008 km (0.105 R)
• M2: 271,670 km (0.113 R)
• M3: 378,632 km (0.1 R)
• M4: 590,762 km (0.089 R)
• M5: 791,373 km (0.088 R)
• M6: 927,208 km (0.095 R)
• M7: 1,048,531 km (0.025 R)
• M8: 1,394,551 km (0.097 R)
• M9: 1,928,616 km (0.086 R)
• M10: 2,071,631 km (0.113 R)
• M11: 2,293,036 km (0.097 R)
• M12: 2,383,692 km (0.101 R)
• M13: 2,537,629 km (0.105 R)
• M14: 2,839,368 km (0.027 R)
• M15: 3,407,839 km (0.051 R)
• M16: 3,511,960 km (0.111 R)
• M17: 3,776,748 km (0.09 R)
• M18: 3,902,560 km (0.041 R)
• M19: 3,993,366 km (0.073 R)
• M20: 4,084,770 km (0.118 R)
• M21: 4,344,621 km (0.074 R)
• M22: 4,457,717 km (0.053 R)
• M23: 4,667,454 km (0.102 R)
• M24: 4,763,944 km (0.056 R)
• M25: 4,939,273 km (0.101 R)
• M26: 5,216,179 km (0.078 R)
• M27: 5,397,042 km (0.117 R)
• M28: 5,620,841 km (0.114 R)
• M29: 5,889,219 km (0.094 R)
• M30: 6,183,179 km (0.109 R)
• M31: 6,374,664 km (0.032 R)
• M32: 6,524,861 km (0.064 R)
• M33: 6,633,020 km (0.117 R)
• M34: 6,741,628 km (0.083 R)
• M35: 7,226,924 km (0.097 R)
• M36: 7,451,171 km (0.05 R)
• M37: 7,929,734 km (0.058 R)
• M38: 8,254,362 km (0.062 R)
• M39: 8,441,808 km (0.115 R)
• M40: 8,559,691 km (0.081 R)
• M41: 8,773,317 km (0.028 R)
• M42: 9,133,249 km (0.075 R)
• M43: 9,278,509 km (0.109 R)
• M44: 9,351,512 km (0.119 R)
• M45: 9,497,969 km (0.076 R)
• M46: 9,596,105 km (0.099 R)
• M47: 9,743,908 km (0.094 R)
• M48: 9,966,958 km (0.091 R)
• M49: 10,342,449 km (0.081 R)
• M50: 10,418,145 km (0.111 R)
• M51: 11,030,300 km (0.12 R)
• M52: 12,315,944 km (0.068 R)
• M53: 12,881,424 km (0.109 R)
• M54: 13,180,919 km (0.12 R)
• M55: 15,083,505 km (0.111 R)
• M56: 15,341,710 km (0.059 R)
• M57: 15,891,632 km (0.042 R)
• M58: 16,125,154 km (0.051 R)
• M59: 16,802,833 km (0.102 R)
• M60: 17,189,992 km (0.105 R)
• M61: 18,155,497 km (0.09 R)
• M62: 18,338,455 km (0.087 R)
• M63: 18,552,679 km (0.045 R)
• M64: 18,922,036 km (0.094 R)
• M65: 19,480,485 km (0.109 R)
• M66: 19,730,314 km (0.057 R)
• M67: 19,918,508 km (0.049 R)
• M68: 21,027,925 km (0.106 R)
• M69: 21,220,159 km (0.112 R)
• M70: 21,316,500 km (0.093 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 740.9

Radius: 10.4

Gravity: 6.85 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 4.85 AU - 7.59 AU

Year: 5529 Days

Day: 12 Hours

Environment

Temp: -146 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 48,863,332 km

• M1: 141,071 km (0.089 R)
• M2: 244,443 km (0.115 R)
• M3: 364,271 km (0.086 R)
• M4: 626,815 km (0.094 R)
• M5: 701,913 km (0.078 R)
• M6: 947,553 km (0.07 R)
• M7: 1,065,735 km (0.116 R)
• M8: 1,588,580 km (0.057 R)
• M9: 1,659,190 km (0.052 R)
• M10: 1,858,903 km (0.096 R)
• M11: 1,971,251 km (0.057 R)
• M12: 2,567,249 km (0.115 R)
• M13: 2,994,351 km (0.116 R)
• M14: 3,629,693 km (0.103 R)
• M15: 3,890,741 km (0.108 R)
• M16: 4,182,457 km (0.038 R)
• M17: 4,281,341 km (0.117 R)
• M18: 4,787,281 km (0.057 R)
• M19: 4,995,073 km (0.094 R)
• M20: 5,152,899 km (0.078 R)
• M21: 5,285,742 km (0.112 R)
• M22: 5,883,385 km (0.082 R)
• M23: 6,646,334 km (0.102 R)
• M24: 7,142,550 km (0.094 R)
• M25: 7,320,721 km (0.11 R)
• M26: 8,170,886 km (0.069 R)
• M27: 8,702,407 km (0.032 R)
• M28: 9,052,317 km (0.066 R)
• M29: 9,148,508 km (0.115 R)
• M30: 9,309,775 km (0.091 R)
• M31: 9,471,789 km (0.062 R)
• M32: 9,536,864 km (0.08 R)
• M33: 10,096,360 km (0.117 R)
• M34: 10,768,204 km (0.115 R)
• M35: 11,385,146 km (0.089 R)
• M36: 12,653,287 km (0.027 R)
• M37: 12,977,316 km (0.089 R)
• M38: 13,267,686 km (0.073 R)
• M39: 13,817,907 km (0.113 R)
• M40: 14,450,556 km (0.088 R)
• M41: 14,751,397 km (0.06 R)
• M42: 15,359,662 km (0.061 R)
• M43: 15,589,744 km (0.105 R)
• M44: 15,937,260 km (0.11 R)
• M45: 16,092,393 km (0.039 R)
• M46: 16,404,454 km (0.102 R)
• M47: 16,836,642 km (0.054 R)
• M48: 17,034,410 km (0.052 R)
• M49: 17,873,206 km (0.072 R)
• M50: 19,094,822 km (0.03 R)
• M51: 19,840,567 km (0.071 R)
• M52: 20,007,668 km (0.099 R)
• M53: 20,427,290 km (0.05 R)
• M54: 20,934,726 km (0.073 R)
• M55: 21,104,819 km (0.094 R)
• M56: 22,048,482 km (0.071 R)
• M57: 22,438,484 km (0.066 R)
• M58: 23,137,405 km (0.086 R)
• M59: 23,710,515 km (0.071 R)
• M60: 24,511,910 km (0.095 R)
• M61: 25,096,090 km (0.117 R)
• M62: 25,186,447 km (0.104 R)
• M63: 25,322,132 km (0.041 R)
• M64: 26,507,845 km (0.066 R)
• M65: 27,200,184 km (0.114 R)
• M66: 27,618,460 km (0.049 R)
• M67: 27,758,334 km (0.099 R)
• M68: 28,038,830 km (0.117 R)
• M69: 29,550,666 km (0.095 R)
• M70: 29,646,109 km (0.108 R)
• M71: 30,268,436 km (0.106 R)
• M72: 30,557,160 km (0.078 R)
• M73: 30,943,572 km (0.055 R)
• M74: 31,185,920 km (0.029 R)
• M75: 31,331,479 km (0.046 R)
• M76: 31,574,875 km (0.108 R)
• M77: 32,800,829 km (0.09 R)
• M78: 33,097,482 km (0.032 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.7

Radius: 10.9

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 9.96 AU - 11.76 AU

Year: 12757 Days

Day: 7.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 48,863,332 km

• M1: 160,818 km (0.068 R)
• M2: 231,129 km (0.072 R)
• M3: 1,038,359 km (0.073 R)
• M4: 1,147,416 km (0.111 R)
• M5: 1,539,212 km (0.073 R)
• M6: 1,772,286 km (0.067 R)
• M7: 2,392,818 km (0.083 R)
• M8: 2,663,889 km (0.045 R)
• M9: 3,182,545 km (0.088 R)
• M10: 3,648,094 km (0.089 R)
• M11: 3,960,753 km (0.088 R)
• M12: 4,105,863 km (0.103 R)
• M13: 4,491,377 km (0.112 R)
• M14: 6,214,595 km (0.102 R)
• M15: 6,315,723 km (0.103 R)
• M16: 6,451,558 km (0.082 R)
• M17: 6,830,190 km (0.077 R)
• M18: 6,899,753 km (0.114 R)
• M19: 6,969,615 km (0.118 R)
• M20: 7,286,912 km (0.109 R)
• M21: 7,393,725 km (0.116 R)
• M22: 7,537,040 km (0.099 R)
• M23: 7,681,103 km (0.108 R)
• M24: 8,527,976 km (0.119 R)
• M25: 8,829,416 km (0.059 R)
• M26: 9,365,575 km (0.07 R)
• M27: 9,443,066 km (0.089 R)
• M28: 9,598,648 km (0.06 R)
• M29: 10,954,902 km (0.089 R)
• M30: 12,074,343 km (0.089 R)
• M31: 12,455,668 km (0.102 R)
• M32: 12,754,864 km (0.117 R)
• M33: 13,013,220 km (0.097 R)
• M34: 13,710,794 km (0.068 R)
• M35: 14,153,006 km (0.077 R)
• M36: 15,096,819 km (0.118 R)
• M37: 15,370,284 km (0.111 R)
• M38: 18,241,516 km (0.05 R)
• M39: 18,386,925 km (0.104 R)
• M40: 18,484,163 km (0.109 R)
• M41: 18,678,940 km (0.025 R)
• M42: 18,923,532 km (0.043 R)
• M43: 19,021,668 km (0.101 R)
• M44: 20,262,284 km (0.084 R)
• M45: 20,968,386 km (0.116 R)
• M46: 22,456,735 km (0.108 R)
• M47: 23,503,022 km (0.117 R)
• M48: 25,263,789 km (0.119 R)
• M49: 25,860,086 km (0.066 R)
• M50: 29,080,480 km (0.069 R)
• M51: 30,737,426 km (0.09 R)
• M52: 31,026,150 km (0.117 R)
• M53: 31,315,921 km (0.1 R)
• M54: 32,542,324 km (0.106 R)
• M55: 34,142,273 km (0.103 R)
• M56: 35,767,654 km (0.113 R)
• M57: 36,010,601 km (0.041 R)
• M58: 36,193,260 km (0.106 R)
• M59: 37,233,564 km (0.102 R)
• M60: 37,850,206 km (0.118 R)
• M61: 39,343,791 km (0.064 R)
• M62: 39,720,179 km (0.06 R)
• M63: 40,287,006 km (0.097 R)
• M64: 41,237,700 km (0.119 R)
• M65: 42,324,080 km (0.039 R)
• M66: 42,580,940 km (0.1 R)

Planet 10 - Ice Giant

Semi-Major Axis: 12.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 263.6

Radius: 4

Gravity: 16.48 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 11.01 AU - 14.87 AU

Year: 16592 Days

Day: 16.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 48,863,332 km

• M1: 57,745 km (0.078 R)
• M2: 187,745 km (0.111 R)
• M3: 484,996 km (0.092 R)
• M4: 1,133,653 km (0.033 R)
• M5: 1,195,885 km (0.067 R)
• M6: 2,181,137 km (0.1 R)
• M7: 2,258,928 km (0.081 R)
• M8: 2,417,352 km (0.073 R)
• M9: 2,744,971 km (0.079 R)
• M10: 3,115,376 km (0.032 R)
• M11: 3,562,224 km (0.082 R)
• M12: 4,253,067 km (0.061 R)
• M13: 4,613,748 km (0.092 R)
• M14: 4,780,849 km (0.106 R)
• M15: 5,190,149 km (0.067 R)
• M16: 5,224,706 km (0.066 R)
• M17: 5,504,454 km (0.105 R)
• M18: 5,539,759 km (0.101 R)
• M19: 5,610,668 km (0.11 R)
• M20: 5,788,989 km (0.08 R)
• M21: 6,409,521 km (0.076 R)
• M22: 6,558,520 km (0.06 R)
• M23: 6,671,167 km (0.074 R)
• M24: 6,936,255 km (0.1 R)
• M25: 7,127,591 km (0.115 R)
• M26: 7,204,783 km (0.061 R)
• M27: 7,594,186 km (0.089 R)
• M28: 7,673,024 km (0.092 R)
• M29: 8,844,525 km (0.098 R)
• M30: 9,052,167 km (0.066 R)
• M31: 9,261,305 km (0.095 R)
• M32: 9,898,442 km (0.084 R)
• M33: 10,200,630 km (0.1 R)
• M34: 10,813,832 km (0.086 R)
• M35: 10,991,404 km (0.073 R)
• M36: 11,349,093 km (0.079 R)
• M37: 11,484,180 km (0.105 R)
• M38: 11,529,358 km (0.088 R)
• M39: 11,574,537 km (0.047 R)
• M40: 11,801,626 km (0.116 R)
• M41: 12,030,062 km (0.117 R)
• M42: 13,052,713 km (0.117 R)
• M43: 13,383,923 km (0.106 R)
• M44: 13,526,639 km (0.101 R)
• M45: 14,296,620 km (0.08 R)
• M46: 15,080,812 km (0.097 R)
• M47: 15,979,446 km (0.098 R)
• M48: 16,639,322 km (0.081 R)
• M49: 16,741,647 km (0.079 R)
• M50: 17,308,025 km (0.047 R)
• M51: 17,775,967 km (0.054 R)
• M52: 19,419,748 km (0.083 R)
• M53: 21,166,902 km (0.047 R)
• M54: 22,963,423 km (0.049 R)
• M55: 24,866,756 km (0.116 R)
• M56: 25,042,235 km (0.031 R)
• M57: 25,748,486 km (0.057 R)
• M58: 26,222,861 km (0.12 R)
• M59: 26,520,860 km (0.098 R)
• M60: 27,784,663 km (0.105 R)
• M61: 28,576,784 km (0.103 R)
• M62: 28,821,975 km (0.106 R)
• M63: 29,561,886 km (0.047 R)
• M64: 31,123,089 km (0.102 R)
• M65: 31,691,711 km (0.104 R)
• M66: 32,967,481 km (0.094 R)
• M67: 33,031,659 km (0.076 R)
• M68: 33,095,986 km (0.06 R)
• M69: 33,417,920 km (0.106 R)
• M70: 35,043,451 km (0.095 R)
• M71: 35,437,342 km (0.092 R)
• M72: 35,832,729 km (0.078 R)
• M73: 35,898,702 km (0.113 R)
• M74: 36,229,612 km (0.075 R)
• M75: 36,894,276 km (0.058 R)
• M76: 37,697,167 km (0.108 R)
• M77: 37,898,676 km (0.111 R)
• M78: 38,303,039 km (0.094 R)
• M79: 38,573,362 km (0.114 R)
• M80: 38,980,119 km (0.051 R)
• M81: 40,689,873 km (0.053 R)
• M82: 40,758,837 km (0.053 R)
• M83: 41,727,484 km (0.102 R)
• M84: 41,936,023 km (0.084 R)
• M85: 42,075,299 km (0.086 R)
• M86: 42,913,944 km (0.066 R)
• M87: 43,194,740 km (0.109 R)
• M88: 43,546,594 km (0.083 R)
• M89: 44,252,995 km (0.06 R)
• M90: 44,394,814 km (0.117 R)
• M91: 44,536,632 km (0.038 R)
• M92: 44,678,750 km (0.087 R)
• M93: 45,820,631 km (0.056 R)
• M94: 46,107,560 km (0.107 R)
• M95: 46,755,468 km (0.07 R)
• M96: 47,987,257 km (0.077 R)

Kuiper Belt

Range: 30.8 - 59.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 353 - 16,219 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit