🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.51 AU - 0.67 AU

Year: 162 Days

Day: 23.1 Hours

Environment

Temp: 253 °C

Axial Tilt: 23.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.99 AU - 1.25 AU

Year: 422 Days

Day: 37.6 Hours

Environment

Temp: 33 °C

Axial Tilt: 37.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.43 AU - 1.58 AU

Year: 655 Days

Day: 34.7 Hours

Environment

Temp: -10 °C

Axial Tilt: 35.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 3.1 AU - 4 AU

Year: 2384 Days

Day: 32.7 Hours

Environment

Temp: -109 °C

Axial Tilt: 4.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 61,270,502 km

• M1: 602,131 km (0.102 R)
• M2: 1,683,275 km (0.098 R)

Planet 5 - Terrestrial

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 4.46 AU - 5.96 AU

Year: 4239 Days

Day: 40.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 2.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,270,502 km

• M1: 3,101,463 km (0.089 R)

Asteroid Belt

Center: 6.4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.3

Radius: 8.3

Gravity: 5.77 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 7.5 AU - 7.66 AU

Year: 7439 Days

Day: 8.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 61,270,502 km

• M1: 345,571 km (0.093 R)
• M2: 405,111 km (0.095 R)
• M3: 829,670 km (0.103 R)
• M4: 928,255 km (0.111 R)
• M5: 1,168,958 km (0.116 R)
• M6: 1,446,163 km (0.117 R)
• M7: 1,690,007 km (0.083 R)
• M8: 2,177,397 km (0.112 R)
• M9: 2,539,424 km (0.1 R)
• M10: 2,769,954 km (0.111 R)
• M11: 2,833,982 km (0.081 R)
• M12: 3,051,198 km (0.105 R)
• M13: 3,117,470 km (0.112 R)
• M14: 3,273,949 km (0.076 R)
• M15: 3,364,606 km (0.115 R)
• M16: 3,525,124 km (0.106 R)
• M17: 3,711,822 km (0.106 R)
• M18: 4,390,398 km (0.118 R)
• M19: 4,795,360 km (0.107 R)
• M20: 5,133,152 km (0.05 R)
• M21: 5,185,810 km (0.034 R)
• M22: 5,667,964 km (0.083 R)
• M23: 5,777,171 km (0.087 R)
• M24: 5,914,501 km (0.102 R)
• M25: 6,248,703 km (0.105 R)
• M26: 6,333,076 km (0.086 R)
• M27: 6,703,780 km (0.107 R)
• M28: 6,848,142 km (0.026 R)
• M29: 6,964,529 km (0.115 R)
• M30: 7,081,365 km (0.072 R)
• M31: 7,585,809 km (0.109 R)
• M32: 7,676,016 km (0.112 R)
• M33: 7,948,733 km (0.1 R)
• M34: 8,101,622 km (0.068 R)
• M35: 8,472,775 km (0.117 R)
• M36: 8,691,636 km (0.026 R)
• M37: 9,039,601 km (0.081 R)
• M38: 9,489,143 km (0.108 R)
• M39: 9,651,456 km (0.085 R)
• M40: 10,176,844 km (0.103 R)
• M41: 10,243,265 km (0.114 R)
• M42: 10,376,408 km (0.091 R)
• M43: 11,016,537 km (0.09 R)
• M44: 11,669,532 km (0.119 R)
• M45: 11,808,658 km (0.085 R)
• M46: 11,948,232 km (0.025 R)
• M47: 12,335,092 km (0.075 R)
• M48: 12,512,216 km (0.103 R)
• M49: 12,761,746 km (0.056 R)
• M50: 12,869,157 km (0.083 R)
• M51: 13,776,019 km (0.1 R)
• M52: 14,181,579 km (0.103 R)
• M53: 14,255,779 km (0.11 R)
• M54: 14,441,730 km (0.104 R)
• M55: 15,004,517 km (0.065 R)
• M56: 15,345,600 km (0.037 R)
• M57: 15,574,485 km (0.1 R)
• M58: 15,650,929 km (0.12 R)
• M59: 16,657,125 km (0.076 R)
• M60: 17,010,325 km (0.097 R)
• M61: 17,804,091 km (0.102 R)
• M62: 18,326,338 km (0.106 R)
• M63: 18,691,057 km (0.09 R)
• M64: 19,058,021 km (0.103 R)
• M65: 19,221,830 km (0.111 R)
• M66: 19,303,960 km (0.114 R)
• M67: 19,550,946 km (0.102 R)
• M68: 19,674,962 km (0.088 R)
• M69: 19,923,594 km (0.066 R)
• M70: 20,423,849 km (0.076 R)
• M71: 20,591,549 km (0.108 R)
• M72: 21,055,152 km (0.096 R)
• M73: 21,394,440 km (0.065 R)
• M74: 21,778,308 km (0.057 R)
• M75: 22,769,694 km (0.081 R)
• M76: 23,074,275 km (0.059 R)
• M77: 23,511,849 km (0.095 R)
• M78: 25,876,243 km (0.09 R)
• M79: 26,012,227 km (0.08 R)
• M80: 26,148,661 km (0.11 R)
• M81: 26,742,115 km (0.113 R)
• M82: 27,293,832 km (0.094 R)
• M83: 27,386,134 km (0.06 R)
• M84: 30,922,777 km (0.099 R)
• M85: 31,647,130 km (0.112 R)
• M86: 32,474,855 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.2

Radius: 8.8

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 6.1 AU - 9.4 AU

Year: 7690 Days

Day: 15 Hours

Environment

Temp: -155 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 61,270,502 km

• M1: 129,103 km (0.083 R)
• M2: 242,648 km (0.069 R)
• M3: 368,908 km (0.097 R)
• M4: 431,141 km (0.101 R)
• M5: 508,932 km (0.098 R)
• M6: 787,633 km (0.109 R)
• M7: 1,095,954 km (0.103 R)
• M8: 1,389,315 km (0.038 R)
• M9: 1,598,453 km (0.094 R)
• M10: 1,706,912 km (0.119 R)
• M11: 2,921,946 km (0.084 R)
• M12: 2,988,517 km (0.113 R)
• M13: 3,681,454 km (0.114 R)
• M14: 4,021,490 km (0.107 R)
• M15: 4,095,691 km (0.098 R)
• M16: 5,208,848 km (0.035 R)
• M17: 5,425,765 km (0.101 R)
• M18: 5,562,946 km (0.107 R)
• M19: 5,729,000 km (0.085 R)
• M20: 5,981,222 km (0.059 R)
• M21: 7,145,841 km (0.027 R)
• M22: 7,417,511 km (0.032 R)
• M23: 7,478,248 km (0.118 R)
• M24: 8,315,547 km (0.097 R)
• M25: 8,442,107 km (0.098 R)
• M26: 8,601,279 km (0.101 R)
• M27: 9,313,215 km (0.115 R)
• M28: 9,510,685 km (0.116 R)
• M29: 9,976,682 km (0.09 R)
• M30: 10,450,309 km (0.07 R)
• M31: 10,793,038 km (0.074 R)
• M32: 10,931,266 km (0.106 R)
• M33: 11,174,363 km (0.052 R)
• M34: 11,279,231 km (0.085 R)
• M35: 11,384,248 km (0.089 R)
• M36: 11,666,091 km (0.081 R)
• M37: 11,950,327 km (0.08 R)
• M38: 12,093,342 km (0.089 R)
• M39: 12,272,710 km (0.112 R)
• M40: 12,634,438 km (0.087 R)
• M41: 12,743,495 km (0.039 R)
• M42: 12,962,805 km (0.106 R)
• M43: 13,257,214 km (0.106 R)
• M44: 13,702,866 km (0.088 R)
• M45: 13,965,111 km (0.104 R)
• M46: 14,838,463 km (0.102 R)
• M47: 14,953,654 km (0.078 R)
• M48: 15,107,739 km (0.113 R)
• M49: 15,846,902 km (0.108 R)
• M50: 16,043,324 km (0.11 R)
• M51: 16,597,734 km (0.118 R)
• M52: 16,757,355 km (0.104 R)
• M53: 17,279,452 km (0.07 R)
• M54: 18,134,104 km (0.086 R)
• M55: 18,257,373 km (0.072 R)
• M56: 18,545,947 km (0.103 R)
• M57: 18,711,552 km (0.09 R)
• M58: 19,085,996 km (0.115 R)
• M59: 20,736,808 km (0.041 R)
• M60: 21,775,167 km (0.092 R)
• M61: 22,521,062 km (0.109 R)
• M62: 22,742,018 km (0.118 R)
• M63: 22,874,861 km (0.102 R)
• M64: 23,453,805 km (0.098 R)
• M65: 23,902,449 km (0.077 R)
• M66: 24,263,428 km (0.107 R)
• M67: 24,399,263 km (0.09 R)
• M68: 24,580,725 km (0.052 R)
• M69: 25,219,508 km (0.064 R)
• M70: 25,771,375 km (0.105 R)
• M71: 26,280,756 km (0.114 R)
• M72: 26,420,181 km (0.113 R)
• M73: 26,560,055 km (0.116 R)
• M74: 28,303,618 km (0.092 R)
• M75: 28,781,284 km (0.032 R)
• M76: 28,877,027 km (0.118 R)
• M77: 30,132,602 km (0.119 R)
• M78: 30,522,603 km (0.1 R)
• M79: 31,110,523 km (0.071 R)
• M80: 31,504,564 km (0.062 R)
• M81: 33,298,392 km (0.12 R)
• M82: 33,550,165 km (0.078 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.1

Radius: 8.5

Gravity: 13.58 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 9.75 AU - 11.19 AU

Year: 12076 Days

Day: 10 Hours

Environment

Temp: -171 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (98)

Outer Limit: 61,270,502 km

• M1: 278,701 km (0.061 R)
• M2: 489,185 km (0.068 R)
• M3: 831,016 km (0.089 R)
• M4: 2,522,220 km (0.116 R)
• M5: 3,241,337 km (0.116 R)
• M6: 3,447,932 km (0.115 R)
• M7: 4,279,995 km (0.115 R)
• M8: 4,392,941 km (0.096 R)
• M9: 4,815,705 km (0.055 R)
• M10: 5,211,391 km (0.119 R)
• M11: 6,203,375 km (0.051 R)
• M12: 6,331,431 km (0.092 R)
• M13: 6,503,468 km (0.1 R)
• M14: 7,073,586 km (0.098 R)
• M15: 7,252,355 km (0.109 R)
• M16: 7,659,710 km (0.05 R)
• M17: 7,889,343 km (0.093 R)
• M18: 7,981,794 km (0.083 R)
• M19: 8,074,695 km (0.108 R)
• M20: 8,830,314 km (0.113 R)
• M21: 8,974,526 km (0.095 R)
• M22: 9,216,575 km (0.053 R)
• M23: 9,756,773 km (0.109 R)
• M24: 11,542,972 km (0.04 R)
• M25: 12,231,720 km (0.115 R)
• M26: 12,446,393 km (0.064 R)
• M27: 12,988,386 km (0.106 R)
• M28: 14,774,136 km (0.1 R)
• M29: 14,888,279 km (0.07 R)
• M30: 15,117,463 km (0.071 R)
• M31: 15,347,844 km (0.114 R)
• M32: 15,695,509 km (0.072 R)
• M33: 15,812,046 km (0.067 R)
• M34: 16,163,152 km (0.096 R)
• M35: 16,873,293 km (0.109 R)
• M36: 17,412,594 km (0.098 R)
• M37: 17,472,732 km (0.094 R)
• M38: 17,533,170 km (0.12 R)
• M39: 17,593,607 km (0.103 R)
• M40: 17,775,219 km (0.082 R)
• M41: 18,323,794 km (0.111 R)
• M42: 20,382,710 km (0.093 R)
• M43: 21,149,549 km (0.06 R)
• M44: 21,407,156 km (0.104 R)
• M45: 21,795,662 km (0.12 R)
• M46: 22,251,786 km (0.107 R)
• M47: 22,448,208 km (0.109 R)
• M48: 22,579,555 km (0.081 R)
• M49: 24,782,533 km (0.074 R)
• M50: 25,463,652 km (0.105 R)
• M51: 26,358,098 km (0.06 R)
• M52: 26,566,039 km (0.113 R)
• M53: 26,774,429 km (0.092 R)
• M54: 26,913,704 km (0.102 R)
• M55: 27,754,444 km (0.047 R)
• M56: 28,603,562 km (0.098 R)
• M57: 28,817,337 km (0.082 R)
• M58: 29,389,549 km (0.075 R)
• M59: 29,821,288 km (0.12 R)
• M60: 29,965,650 km (0.072 R)
• M61: 31,055,770 km (0.086 R)
• M62: 32,307,007 km (0.11 R)
• M63: 34,176,681 km (0.095 R)
• M64: 34,554,864 km (0.046 R)
• M65: 34,934,394 km (0.076 R)
• M66: 37,085,163 km (0.057 R)
• M67: 38,098,239 km (0.075 R)
• M68: 39,912,862 km (0.11 R)
• M69: 40,950,921 km (0.115 R)
• M70: 41,272,108 km (0.114 R)
• M71: 41,594,192 km (0.111 R)
• M72: 42,321,836 km (0.065 R)
• M73: 43,380,241 km (0.092 R)
• M74: 44,529,751 km (0.034 R)
• M75: 45,357,027 km (0.078 R)
• M76: 45,606,257 km (0.082 R)
• M77: 46,022,439 km (0.119 R)
• M78: 46,272,865 km (0.07 R)
• M79: 46,607,366 km (0.116 R)
• M80: 47,531,582 km (0.105 R)
• M81: 47,869,075 km (0.064 R)
• M82: 47,953,597 km (0.078 R)
• M83: 48,207,465 km (0.043 R)
• M84: 50,340,132 km (0.118 R)
• M85: 50,770,226 km (0.071 R)
• M86: 51,115,348 km (0.108 R)
• M87: 51,374,602 km (0.069 R)
• M88: 51,461,219 km (0.12 R)
• M89: 52,852,180 km (0.051 R)
• M90: 53,201,940 km (0.09 R)
• M91: 54,255,707 km (0.101 R)
• M92: 55,050,371 km (0.114 R)
• M93: 55,493,629 km (0.116 R)
• M94: 56,562,207 km (0.119 R)
• M95: 57,457,849 km (0.101 R)
• M96: 58,719,707 km (0.112 R)
• M97: 60,172,901 km (0.106 R)
• M98: 60,720,878 km (0.111 R)

Kuiper Belt

Range: 30.8 - 45.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 509 - 13,968 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit