🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.86 AU - 1.16 AU

Year: 364 Days

Day: 27.1 Hours

Environment

Temp: 75 °C

Axial Tilt: 38 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.94 AU - 1.18 AU

Year: 391 Days

Day: 16.8 Hours

Environment

Temp: 32 °C

Axial Tilt: 4.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.97 AU - 1.23 AU

Year: 413 Days

Day: 42.1 Hours

Environment

Temp: 38 °C

Axial Tilt: 164.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.95 AU - 1.39 AU

Year: 453 Days

Day: 13.8 Hours

Environment

Temp: 25 °C

Axial Tilt: 18.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 48,510,960 km

• M1: 359,484 km (0.097 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.19 AU - 1.51 AU

Year: 562 Days

Day: 47.8 Hours

Environment

Temp: -15 °C

Axial Tilt: 36.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 48,510,960 km

• M1: 951,143 km (0.075 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.34 AU - 3.32 AU

Year: 1705 Days

Day: 32.5 Hours

Environment

Temp: -96 °C

Axial Tilt: 1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,510,960 km

• M1: 60,288 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.3

Radius: 9.9

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 7.4 AU - 9.8 AU

Year: 9033 Days

Day: 11.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 48,510,960 km

• M1: 146,905 km (0.066 R)
• M2: 246,986 km (0.117 R)
• M3: 648,357 km (0.097 R)
• M4: 736,620 km (0.114 R)
• M5: 942,766 km (0.097 R)
• M6: 1,149,959 km (0.114 R)
• M7: 1,508,545 km (0.062 R)
• M8: 1,588,430 km (0.041 R)
• M9: 1,711,100 km (0.086 R)
• M10: 2,417,950 km (0.076 R)
• M11: 2,583,854 km (0.072 R)
• M12: 2,952,015 km (0.084 R)
• M13: 3,180,900 km (0.119 R)
• M14: 3,336,781 km (0.088 R)
• M15: 3,442,247 km (0.117 R)
• M16: 3,710,476 km (0.107 R)
• M17: 3,847,208 km (0.118 R)
• M18: 4,125,760 km (0.113 R)
• M19: 4,296,152 km (0.107 R)
• M20: 4,382,170 km (0.089 R)
• M21: 4,497,810 km (0.105 R)
• M22: 4,761,700 km (0.082 R)
• M23: 5,677,688 km (0.109 R)
• M24: 6,026,999 km (0.063 R)
• M25: 6,091,326 km (0.055 R)
• M26: 6,514,838 km (0.062 R)
• M27: 6,680,293 km (0.113 R)
• M28: 6,981,583 km (0.115 R)
• M29: 7,562,920 km (0.11 R)
• M30: 7,702,046 km (0.062 R)
• M31: 7,982,692 km (0.025 R)
• M32: 8,231,024 km (0.089 R)
• M33: 8,699,116 km (0.051 R)
• M34: 9,585,783 km (0.088 R)
• M35: 10,001,964 km (0.116 R)
• M36: 10,116,406 km (0.11 R)
• M37: 10,578,813 km (0.096 R)
• M38: 11,285,215 km (0.108 R)
• M39: 11,364,651 km (0.087 R)
• M40: 11,926,092 km (0.069 R)
• M41: 12,169,338 km (0.065 R)
• M42: 12,291,709 km (0.088 R)
• M43: 12,867,810 km (0.113 R)
• M44: 13,159,227 km (0.064 R)
• M45: 13,579,298 km (0.116 R)
• M46: 13,875,950 km (0.089 R)
• M47: 14,003,707 km (0.117 R)
• M48: 14,735,390 km (0.07 R)
• M49: 15,171,468 km (0.114 R)
• M50: 15,259,282 km (0.103 R)
• M51: 15,567,753 km (0.089 R)
• M52: 15,833,738 km (0.106 R)
• M53: 16,101,219 km (0.111 R)
• M54: 16,821,981 km (0.036 R)
• M55: 18,015,623 km (0.084 R)
• M56: 18,481,919 km (0.112 R)
• M57: 19,141,496 km (0.111 R)
• M58: 19,236,341 km (0.092 R)
• M59: 19,808,852 km (0.117 R)
• M60: 21,264,290 km (0.099 R)
• M61: 21,608,814 km (0.119 R)
• M62: 23,005,460 km (0.089 R)
• M63: 23,511,250 km (0.118 R)
• M64: 23,918,605 km (0.084 R)
• M65: 24,225,580 km (0.106 R)
• M66: 25,362,673 km (0.088 R)
• M67: 25,675,782 km (0.114 R)
• M68: 25,832,710 km (0.109 R)
• M69: 25,990,087 km (0.088 R)
• M70: 26,147,763 km (0.084 R)
• M71: 27,367,135 km (0.066 R)
• M72: 27,903,144 km (0.099 R)
• M73: 29,422,012 km (0.057 R)
• M74: 30,745,354 km (0.113 R)
• M75: 30,912,156 km (0.094 R)
• M76: 31,862,850 km (0.052 R)
• M77: 32,313,589 km (0.096 R)
• M78: 32,993,661 km (0.117 R)
• M79: 34,714,485 km (0.054 R)
• M80: 35,062,151 km (0.11 R)
• M81: 36,287,955 km (0.09 R)
• M82: 36,699,798 km (0.097 R)
• M83: 37,112,988 km (0.12 R)
• M84: 38,541,797 km (0.084 R)
• M85: 40,413,566 km (0.103 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481

Radius: 11.6

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 8.4 AU - 11.4 AU

Year: 11156 Days

Day: 5.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 48,510,960 km

• M1: 197,020 km (0.071 R)
• M2: 443,408 km (0.044 R)
• M3: 717,471 km (0.073 R)
• M4: 832,512 km (0.039 R)
• M5: 936,483 km (0.11 R)
• M6: 1,357,301 km (0.069 R)
• M7: 1,439,880 km (0.079 R)
• M8: 1,925,923 km (0.09 R)
• M9: 2,067,143 km (0.116 R)
• M10: 2,878,263 km (0.108 R)
• M11: 3,460,049 km (0.061 R)
• M12: 4,230,329 km (0.035 R)
• M13: 4,353,597 km (0.111 R)
• M14: 4,890,504 km (0.106 R)
• M15: 4,987,593 km (0.113 R)
• M16: 6,165,975 km (0.109 R)
• M17: 6,341,155 km (0.079 R)
• M18: 6,589,188 km (0.063 R)
• M19: 7,464,036 km (0.056 R)
• M20: 7,877,225 km (0.099 R)
• M21: 8,413,983 km (0.07 R)
• M22: 8,647,655 km (0.109 R)
• M23: 8,844,077 km (0.118 R)
• M24: 9,848,028 km (0.11 R)
• M25: 9,930,007 km (0.089 R)
• M26: 10,259,721 km (0.064 R)
• M27: 10,342,748 km (0.099 R)
• M28: 10,551,437 km (0.04 R)
• M29: 10,761,323 km (0.064 R)
• M30: 10,972,705 km (0.118 R)
• M31: 11,100,162 km (0.101 R)
• M32: 13,296,408 km (0.084 R)
• M33: 13,888,966 km (0.098 R)
• M34: 13,980,968 km (0.114 R)
• M35: 14,864,493 km (0.119 R)
• M36: 15,336,774 km (0.1 R)
• M37: 16,006,224 km (0.064 R)
• M38: 16,587,711 km (0.113 R)
• M39: 17,274,814 km (0.084 R)
• M40: 18,071,572 km (0.094 R)
• M41: 18,474,439 km (0.056 R)
• M42: 18,880,149 km (0.095 R)
• M43: 19,289,000 km (0.066 R)
• M44: 19,597,471 km (0.113 R)
• M45: 20,167,289 km (0.1 R)
• M46: 21,058,743 km (0.095 R)
• M47: 21,270,274 km (0.06 R)
• M48: 21,695,730 km (0.097 R)
• M49: 21,962,912 km (0.112 R)
• M50: 23,479,835 km (0.086 R)
• M51: 24,250,862 km (0.109 R)
• M52: 24,472,716 km (0.112 R)
• M53: 24,974,317 km (0.059 R)
• M54: 26,328,477 km (0.082 R)
• M55: 27,359,805 km (0.114 R)
• M56: 27,706,423 km (0.068 R)
• M57: 28,696,612 km (0.107 R)
• M58: 30,233,430 km (0.1 R)
• M59: 30,352,810 km (0.116 R)
• M60: 30,711,695 km (0.088 R)
• M61: 31,192,353 km (0.09 R)
• M62: 31,373,366 km (0.034 R)
• M63: 31,857,465 km (0.102 R)
• M64: 33,140,267 km (0.119 R)
• M65: 33,633,341 km (0.098 R)
• M66: 34,315,208 km (0.089 R)
• M67: 35,566,894 km (0.099 R)
• M68: 35,818,966 km (0.112 R)
• M69: 37,600,378 km (0.086 R)
• M70: 38,308,125 km (0.046 R)
• M71: 38,501,854 km (0.086 R)
• M72: 38,760,808 km (0.078 R)
• M73: 39,867,384 km (0.119 R)
• M74: 40,260,527 km (0.084 R)
• M75: 40,391,874 km (0.114 R)
• M76: 40,786,663 km (0.074 R)
• M77: 41,182,798 km (0.116 R)
• M78: 41,712,823 km (0.034 R)
• M79: 42,311,813 km (0.057 R)
• M80: 43,249,492 km (0.073 R)
• M81: 43,990,899 km (0.034 R)
• M82: 44,397,058 km (0.084 R)
• M83: 44,872,480 km (0.117 R)
• M84: 45,281,480 km (0.117 R)
• M85: 45,554,646 km (0.036 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.3

Radius: 13.5

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 11.47 AU - 12.53 AU

Year: 14888 Days

Day: 8.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 48,510,960 km

• M1: 198,965 km (0.093 R)
• M2: 691,441 km (0.069 R)
• M3: 967,300 km (0.106 R)
• M4: 1,391,260 km (0.107 R)
• M5: 1,672,953 km (0.034 R)
• M6: 1,795,922 km (0.101 R)
• M7: 2,183,531 km (0.036 R)
• M8: 2,712,808 km (0.084 R)
• M9: 2,977,446 km (0.108 R)
• M10: 3,097,873 km (0.04 R)
• M11: 3,189,277 km (0.083 R)
• M12: 3,660,062 km (0.089 R)
• M13: 3,789,314 km (0.106 R)
• M14: 4,390,398 km (0.071 R)
• M15: 4,562,735 km (0.104 R)
• M16: 5,869,173 km (0.111 R)
• M17: 6,136,056 km (0.12 R)
• M18: 7,001,031 km (0.079 R)
• M19: 7,122,055 km (0.119 R)
• M20: 8,326,767 km (0.063 R)
• M21: 8,540,991 km (0.098 R)
• M22: 9,282,697 km (0.114 R)
• M23: 9,415,840 km (0.089 R)
• M24: 10,781,219 km (0.067 R)
• M25: 10,967,917 km (0.096 R)
• M26: 11,061,715 km (0.052 R)
• M27: 11,155,812 km (0.099 R)
• M28: 11,344,605 km (0.096 R)
• M29: 12,696,521 km (0.115 R)
• M30: 13,592,463 km (0.092 R)
• M31: 13,794,420 km (0.092 R)
• M32: 14,150,014 km (0.094 R)
• M33: 14,766,806 km (0.098 R)
• M34: 15,814,440 km (0.088 R)
• M35: 15,973,612 km (0.053 R)
• M36: 16,831,705 km (0.059 R)
• M37: 18,035,968 km (0.077 R)
• M38: 18,536,672 km (0.06 R)
• M39: 19,211,508 km (0.101 R)
• M40: 20,238,647 km (0.091 R)
• M41: 20,411,582 km (0.096 R)
• M42: 21,225,095 km (0.064 R)
• M43: 22,644,480 km (0.078 R)
• M44: 22,764,158 km (0.099 R)
• M45: 23,729,065 km (0.075 R)
• M46: 25,015,606 km (0.098 R)
• M47: 25,449,590 km (0.104 R)
• M48: 26,073,862 km (0.12 R)
• M49: 26,766,201 km (0.099 R)
• M50: 27,592,430 km (0.119 R)
• M51: 28,105,102 km (0.073 R)
• M52: 28,298,083 km (0.087 R)
• M53: 28,750,317 km (0.084 R)
• M54: 29,400,320 km (0.098 R)
• M55: 29,923,912 km (0.099 R)
• M56: 32,115,970 km (0.046 R)
• M57: 32,452,715 km (0.095 R)
• M58: 33,129,496 km (0.106 R)
• M59: 33,947,796 km (0.042 R)
• M60: 34,222,009 km (0.099 R)
• M61: 34,841,793 km (0.046 R)
• M62: 35,743,718 km (0.112 R)
• M63: 35,883,144 km (0.042 R)
• M64: 36,582,962 km (0.083 R)
• M65: 38,209,540 km (0.076 R)
• M66: 38,924,169 km (0.081 R)
• M67: 39,787,498 km (0.094 R)
• M68: 40,076,821 km (0.039 R)
• M69: 40,366,592 km (0.093 R)
• M70: 41,167,389 km (0.105 R)
• M71: 41,826,517 km (0.101 R)
• M72: 42,047,025 km (0.071 R)
• M73: 42,489,236 km (0.117 R)
• M74: 42,858,743 km (0.079 R)
• M75: 43,750,196 km (0.029 R)
• M76: 45,551,355 km (0.099 R)
• M77: 46,081,380 km (0.12 R)
• M78: 47,990,548 km (0.101 R)
• M79: 48,221,378 km (0.111 R)
• M80: 48,606,891 km (0.032 R)
• M81: 48,838,768 km (0.072 R)
• M82: 49,148,436 km (0.118 R)
• M83: 49,925,447 km (0.037 R)
• M84: 51,098,743 km (0.062 R)
• M85: 51,413,048 km (0.069 R)
• M86: 51,570,425 km (0.115 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 77

Radius: 5.7

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 16.08 AU - 22.52 AU

Year: 30368 Days

Day: 19.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 48,510,960 km

• M1: 297,849 km (0.119 R)
• M2: 415,583 km (0.113 R)
• M3: 564,433 km (0.037 R)
• M4: 968,048 km (0.072 R)
• M5: 1,422,676 km (0.075 R)
• M6: 1,625,680 km (0.042 R)
• M7: 2,446,972 km (0.082 R)
• M8: 3,113,132 km (0.073 R)
• M9: 3,171,026 km (0.029 R)
• M10: 3,556,390 km (0.058 R)
• M11: 3,770,166 km (0.073 R)
• M12: 5,137,640 km (0.091 R)
• M13: 6,345,194 km (0.088 R)
• M14: 6,455,747 km (0.028 R)
• M15: 6,904,690 km (0.111 R)
• M16: 7,286,314 km (0.038 R)
• M17: 8,310,611 km (0.109 R)
• M18: 9,004,445 km (0.111 R)
• M19: 10,058,063 km (0.108 R)
• M20: 10,230,250 km (0.08 R)
• M21: 11,105,847 km (0.112 R)
• M22: 11,597,425 km (0.079 R)
• M23: 12,005,080 km (0.102 R)
• M24: 13,208,744 km (0.118 R)
• M25: 13,302,991 km (0.08 R)
• M26: 13,444,660 km (0.109 R)
• M27: 14,450,406 km (0.099 R)
• M28: 14,644,734 km (0.047 R)
• M29: 15,282,170 km (0.102 R)
• M30: 17,403,019 km (0.059 R)
• M31: 18,025,646 km (0.106 R)
• M32: 19,026,456 km (0.091 R)
• M33: 19,292,740 km (0.068 R)
• M34: 22,135,099 km (0.087 R)
• M35: 24,988,529 km (0.095 R)
• M36: 30,594,560 km (0.081 R)
• M37: 31,219,580 km (0.117 R)
• M38: 31,533,586 km (0.037 R)
• M39: 31,975,198 km (0.113 R)
• M40: 32,038,329 km (0.069 R)
• M41: 32,228,318 km (0.09 R)
• M42: 34,148,556 km (0.083 R)
• M43: 36,699,649 km (0.108 R)
• M44: 38,838,150 km (0.11 R)
• M45: 47,569,430 km (0.097 R)

Kuiper Belt

Range: 30.6 - 48.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 289 - 17,459 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit