🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.48 AU - 0.66 AU

Year: 155 Days

Day: 15.3 Hours

Environment

Temp: 253 °C

Axial Tilt: 36.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.55 AU - 0.83 AU

Year: 206 Days

Day: 36 Hours

Environment

Temp: 149 °C

Axial Tilt: 1.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.68 AU - 0.9 AU

Year: 253 Days

Day: 28.2 Hours

Environment

Temp: 152 °C

Axial Tilt: 38.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.09 AU - 1.69 AU

Year: 590 Days

Day: 28.3 Hours

Environment

Temp: -5 °C

Axial Tilt: 8.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 110,507,862 km

• M1: 239,955 km (0.08 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.34 AU - 1.7 AU

Year: 674 Days

Day: 34.8 Hours

Environment

Temp: -29 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.44 AU - 1.8 AU

Year: 742 Days

Day: 30.2 Hours

Environment

Temp: -42 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.62 AU - 3.12 AU

Year: 1750 Days

Day: 44 Hours

Environment

Temp: -91 °C

Axial Tilt: 14.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 110,507,862 km

• M1: 287,976 km (0.088 R)
• M2: 404,513 km (0.107 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.6

Radius: 11.9

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 4.89 AU - 7.61 AU

Year: 5623 Days

Day: 5.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 110,507,862 km

• M1: 158,125 km (0.1 R)
• M2: 239,506 km (0.107 R)
• M3: 329,115 km (0.096 R)
• M4: 444,904 km (0.079 R)
• M5: 534,962 km (0.114 R)
• M6: 717,621 km (0.065 R)
• M7: 890,407 km (0.112 R)
• M8: 999,015 km (0.041 R)
• M9: 1,291,179 km (0.084 R)
• M10: 1,390,512 km (0.03 R)
• M11: 1,505,553 km (0.097 R)
• M12: 1,786,797 km (0.093 R)
• M13: 2,384,440 km (0.074 R)
• M14: 2,602,255 km (0.119 R)
• M15: 2,681,691 km (0.069 R)
• M16: 2,843,108 km (0.063 R)
• M17: 2,941,543 km (0.09 R)
• M18: 3,312,246 km (0.045 R)
• M19: 3,415,918 km (0.115 R)
• M20: 3,503,283 km (0.104 R)
• M21: 3,969,280 km (0.097 R)
• M22: 4,172,584 km (0.096 R)
• M23: 4,686,004 km (0.062 R)
• M24: 4,861,632 km (0.077 R)
• M25: 4,940,320 km (0.083 R)
• M26: 5,119,239 km (0.069 R)
• M27: 5,320,448 km (0.043 R)
• M28: 5,647,918 km (0.064 R)
• M29: 5,730,795 km (0.091 R)
• M30: 5,982,120 km (0.091 R)
• M31: 6,130,371 km (0.097 R)
• M32: 6,258,277 km (0.101 R)
• M33: 6,430,464 km (0.119 R)
• M34: 6,845,599 km (0.092 R)
• M35: 7,089,892 km (0.101 R)
• M36: 7,473,162 km (0.109 R)
• M37: 8,095,938 km (0.062 R)
• M38: 8,615,790 km (0.09 R)
• M39: 9,073,410 km (0.067 R)
• M40: 9,219,567 km (0.118 R)
• M41: 9,712,492 km (0.116 R)
• M42: 9,987,303 km (0.075 R)
• M43: 10,290,090 km (0.101 R)
• M44: 10,417,098 km (0.099 R)
• M45: 10,595,868 km (0.095 R)
• M46: 11,452,166 km (0.089 R)
• M47: 12,142,560 km (0.055 R)
• M48: 12,519,846 km (0.106 R)
• M49: 12,737,212 km (0.085 R)
• M50: 14,095,859 km (0.05 R)
• M51: 15,036,531 km (0.087 R)
• M52: 15,180,893 km (0.111 R)
• M53: 16,381,565 km (0.069 R)
• M54: 16,978,461 km (0.093 R)
• M55: 17,309,670 km (0.052 R)
• M56: 18,224,013 km (0.097 R)
• M57: 18,656,051 km (0.033 R)
• M58: 19,656,412 km (0.086 R)
• M59: 19,972,662 km (0.07 R)
• M60: 20,354,286 km (0.093 R)
• M61: 20,610,099 km (0.059 R)
• M62: 20,802,631 km (0.06 R)
• M63: 20,899,122 km (0.093 R)
• M64: 20,995,762 km (0.053 R)
• M65: 21,254,117 km (0.111 R)
• M66: 21,416,132 km (0.044 R)
• M67: 21,578,745 km (0.057 R)
• M68: 21,774,120 km (0.06 R)
• M69: 21,872,106 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 348.2

Radius: 4.3

Gravity: 18.83 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 10.97 AU - 17.49 AU

Year: 19319 Days

Day: 24 Hours

Environment

Temp: -194 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 110,507,862 km

• M1: 208,689 km (0.101 R)
• M2: 408,851 km (0.106 R)
• M3: 441,613 km (0.054 R)
• M4: 510,129 km (0.057 R)
• M5: 582,085 km (0.047 R)
• M6: 619,335 km (0.108 R)
• M7: 818,151 km (0.11 R)
• M8: 968,646 km (0.119 R)
• M9: 1,295,518 km (0.108 R)
• M10: 1,522,607 km (0.034 R)
• M11: 2,245,913 km (0.051 R)
• M12: 2,305,453 km (0.056 R)
• M13: 2,456,547 km (0.109 R)
• M14: 2,579,815 km (0.111 R)
• M15: 2,736,594 km (0.099 R)
• M16: 2,961,439 km (0.106 R)
• M17: 3,463,191 km (0.046 R)
• M18: 3,883,262 km (0.034 R)
• M19: 3,990,822 km (0.099 R)
• M20: 4,245,588 km (0.067 R)
• M21: 4,809,123 km (0.116 R)
• M22: 4,847,569 km (0.113 R)
• M23: 4,963,358 km (0.046 R)
• M24: 5,276,766 km (0.061 R)
• M25: 6,212,800 km (0.099 R)
• M26: 7,375,325 km (0.096 R)
• M27: 8,556,400 km (0.031 R)
• M28: 8,649,599 km (0.119 R)
• M29: 8,790,221 km (0.097 R)
• M30: 8,978,715 km (0.112 R)
• M31: 9,649,212 km (0.111 R)
• M32: 10,137,799 km (0.055 R)
• M33: 10,584,498 km (0.12 R)
• M34: 10,885,938 km (0.06 R)
• M35: 11,962,594 km (0.062 R)
• M36: 12,276,450 km (0.119 R)
• M37: 12,381,767 km (0.113 R)
• M38: 12,965,797 km (0.077 R)
• M39: 13,831,221 km (0.093 R)
• M40: 14,326,240 km (0.046 R)
• M41: 14,603,744 km (0.118 R)
• M42: 14,826,944 km (0.054 R)
• M43: 14,938,993 km (0.081 R)
• M44: 15,560,423 km (0.068 R)
• M45: 16,305,570 km (0.098 R)
• M46: 16,421,209 km (0.087 R)
• M47: 17,003,743 km (0.116 R)
• M48: 17,592,859 km (0.119 R)
• M49: 18,428,962 km (0.05 R)
• M50: 19,400,301 km (0.053 R)
• M51: 19,645,641 km (0.032 R)
• M52: 19,768,760 km (0.078 R)
• M53: 21,076,545 km (0.091 R)
• M54: 21,963,959 km (0.051 R)
• M55: 22,219,622 km (0.084 R)
• M56: 22,605,136 km (0.095 R)
• M57: 22,669,613 km (0.09 R)
• M58: 22,798,715 km (0.076 R)
• M59: 24,169,182 km (0.117 R)
• M60: 24,764,581 km (0.063 R)
• M61: 25,834,954 km (0.112 R)
• M62: 26,375,900 km (0.029 R)
• M63: 28,437,059 km (0.064 R)
• M64: 28,995,508 km (0.116 R)
• M65: 29,065,520 km (0.085 R)
• M66: 29,135,532 km (0.097 R)
• M67: 32,566,110 km (0.109 R)
• M68: 33,664,158 km (0.089 R)
• M69: 35,445,869 km (0.096 R)
• M70: 36,121,902 km (0.091 R)
• M71: 36,197,299 km (0.092 R)
• M72: 38,868,369 km (0.109 R)
• M73: 39,876,509 km (0.087 R)
• M74: 41,286,469 km (0.117 R)
• M75: 42,314,955 km (0.036 R)
• M76: 43,913,707 km (0.099 R)
• M77: 44,558,623 km (0.106 R)
• M78: 45,776,500 km (0.071 R)
• M79: 47,087,426 km (0.105 R)
• M80: 49,914,078 km (0.12 R)
• M81: 52,282,810 km (0.067 R)
• M82: 52,453,352 km (0.085 R)
• M83: 52,709,613 km (0.114 R)
• M84: 52,795,033 km (0.081 R)
• M85: 52,880,603 km (0.051 R)
• M86: 53,394,921 km (0.099 R)
• M87: 54,169,389 km (0.077 R)
• M88: 54,774,363 km (0.106 R)
• M89: 54,860,980 km (0.1 R)
• M90: 55,121,131 km (0.066 R)
• M91: 55,294,664 km (0.044 R)
• M92: 55,642,479 km (0.028 R)
• M93: 56,427,718 km (0.109 R)
• M94: 58,716,566 km (0.078 R)
• M95: 59,071,262 km (0.11 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 828.6

Radius: 3.5

Gravity: 67.64 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 17.61 AU - 22.09 AU

Year: 31828 Days

Day: 22.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 110,507,862 km

• M1: 53,406 km (0.059 R)
• M2: 137,780 km (0.064 R)
• M3: 355,893 km (0.105 R)
• M4: 428,897 km (0.083 R)
• M5: 480,209 km (0.064 R)
• M6: 506,688 km (0.08 R)
• M7: 829,670 km (0.087 R)
• M8: 861,833 km (0.105 R)
• M9: 1,546,842 km (0.046 R)
• M10: 2,002,367 km (0.086 R)
• M11: 2,133,415 km (0.048 R)
• M12: 2,312,484 km (0.102 R)
• M13: 2,496,340 km (0.066 R)
• M14: 2,684,983 km (0.116 R)
• M15: 2,732,854 km (0.113 R)
• M16: 2,976,549 km (0.105 R)
• M17: 3,026,066 km (0.067 R)
• M18: 4,073,550 km (0.096 R)
• M19: 4,295,404 km (0.056 R)
• M20: 6,654,412 km (0.052 R)
• M21: 6,915,311 km (0.084 R)
• M22: 7,246,222 km (0.038 R)
• M23: 7,718,053 km (0.117 R)
• M24: 10,371,620 km (0.091 R)
• M25: 12,307,716 km (0.119 R)
• M26: 12,467,337 km (0.114 R)
• M27: 14,519,670 km (0.077 R)
• M28: 15,886,845 km (0.096 R)
• M29: 16,673,879 km (0.112 R)
• M30: 17,027,678 km (0.103 R)
• M31: 17,294,711 km (0.097 R)
• M32: 18,104,035 km (0.117 R)
• M33: 19,109,782 km (0.103 R)
• M34: 19,946,034 km (0.094 R)
• M35: 20,039,682 km (0.073 R)
• M36: 23,112,871 km (0.091 R)
• M37: 26,124,127 km (0.114 R)
• M38: 26,740,919 km (0.104 R)
• M39: 27,570,888 km (0.105 R)
• M40: 27,675,307 km (0.096 R)
• M41: 27,884,295 km (0.083 R)
• M42: 29,149,743 km (0.116 R)
• M43: 29,362,322 km (0.08 R)
• M44: 29,468,985 km (0.059 R)
• M45: 29,682,462 km (0.101 R)
• M46: 29,789,424 km (0.119 R)
• M47: 30,326,032 km (0.093 R)
• M48: 31,191,156 km (0.094 R)
• M49: 31,626,785 km (0.062 R)
• M50: 32,393,923 km (0.071 R)
• M51: 33,500,498 km (0.111 R)
• M52: 34,058,498 km (0.071 R)
• M53: 36,206,425 km (0.11 R)
• M54: 38,397,734 km (0.112 R)
• M55: 39,333,170 km (0.085 R)
• M56: 39,803,655 km (0.113 R)
• M57: 40,631,530 km (0.069 R)
• M58: 42,064,079 km (0.085 R)
• M59: 44,487,864 km (0.077 R)
• M60: 45,100,916 km (0.116 R)
• M61: 45,840,228 km (0.088 R)
• M62: 46,832,212 km (0.11 R)
• M63: 47,956,589 km (0.055 R)
• M64: 52,154,754 km (0.069 R)
• M65: 52,801,017 km (0.081 R)
• M66: 54,232,070 km (0.055 R)
• M67: 54,886,860 km (0.099 R)
• M68: 56,204,070 km (0.047 R)
• M69: 56,601,252 km (0.119 R)
• M70: 66,269,164 km (0.076 R)
• M71: 66,828,810 km (0.088 R)
• M72: 66,968,983 km (0.099 R)
• M73: 68,658,541 km (0.088 R)
• M74: 71,362,223 km (0.076 R)
• M75: 72,799,111 km (0.068 R)
• M76: 73,521,070 km (0.096 R)
• M77: 76,286,237 km (0.116 R)
• M78: 78,641,207 km (0.11 R)
• M79: 80,422,918 km (0.074 R)
• M80: 82,819,326 km (0.094 R)
• M81: 85,086,931 km (0.058 R)
• M82: 87,681,706 km (0.111 R)
• M83: 88,295,954 km (0.026 R)
• M84: 91,388,741 km (0.074 R)
• M85: 94,516,832 km (0.047 R)
• M86: 98,635,561 km (0.116 R)
• M87: 98,795,032 km (0.116 R)
• M88: 98,954,803 km (0.088 R)
• M89: 99,434,264 km (0.119 R)
• M90: 99,754,403 km (0.118 R)
• M91: 102,327,487 km (0.11 R)
• M92: 103,136,063 km (0.111 R)
• M93: 103,946,734 km (0.052 R)
• M94: 104,759,499 km (0.061 R)
• M95: 108,196,211 km (0.076 R)

Kuiper Belt

Range: 30.5 - 49.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 380 - 11,860 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit