🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.08 AU - 1.46 AU

Year: 508 Days

Day: 16.1 Hours

Environment

Temp: 8 °C

Axial Tilt: 151.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 111,206,426 km

• M1: 53,406 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.32 AU - 1.98 AU

Year: 752 Days

Day: 26.8 Hours

Environment

Temp: -28 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.71 AU - 1.89 AU

Year: 857 Days

Day: 18.9 Hours

Environment

Temp: -41 °C

Axial Tilt: 0.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 111,206,426 km

• M1: 323,431 km (0.084 R)

Planet 4 - Terrestrial

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.2 AU - 6.24 AU

Year: 4231 Days

Day: 17.8 Hours

Environment

Temp: -133 °C

Axial Tilt: 102.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 111,206,426 km

• M1: 238,459 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557.7

Radius: 8.5

Gravity: 7.72 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 4.37 AU - 6.71 AU

Year: 4626 Days

Day: 11.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 111,206,426 km

• M1: 459,116 km (0.115 R)
• M2: 568,173 km (0.098 R)
• M3: 631,602 km (0.039 R)
• M4: 731,833 km (0.058 R)
• M5: 1,355,656 km (0.028 R)
• M6: 1,670,410 km (0.093 R)
• M7: 1,958,386 km (0.109 R)
• M8: 2,091,378 km (0.075 R)
• M9: 2,455,051 km (0.091 R)
• M10: 2,562,612 km (0.094 R)
• M11: 2,690,219 km (0.111 R)
• M12: 3,182,396 km (0.108 R)
• M13: 3,359,220 km (0.12 R)
• M14: 3,559,681 km (0.114 R)
• M15: 3,764,032 km (0.047 R)
• M16: 3,909,292 km (0.088 R)
• M17: 4,014,309 km (0.115 R)
• M18: 4,120,225 km (0.081 R)
• M19: 4,334,897 km (0.117 R)
• M20: 4,775,164 km (0.119 R)
• M21: 5,603,487 km (0.092 R)
• M22: 5,745,905 km (0.092 R)
• M23: 5,817,562 km (0.042 R)
• M24: 6,229,255 km (0.103 R)
• M25: 6,327,392 km (0.108 R)
• M26: 6,725,621 km (0.116 R)
• M27: 7,260,433 km (0.042 R)
• M28: 7,337,925 km (0.078 R)
• M29: 7,809,009 km (0.112 R)
• M30: 8,370,898 km (0.088 R)
• M31: 8,479,357 km (0.096 R)
• M32: 8,561,037 km (0.067 R)
• M33: 8,643,017 km (0.103 R)
• M34: 8,752,672 km (0.107 R)
• M35: 9,448,751 km (0.088 R)
• M36: 9,760,663 km (0.086 R)
• M37: 10,511,195 km (0.094 R)
• M38: 10,923,188 km (0.097 R)
• M39: 11,131,129 km (0.08 R)
• M40: 11,310,347 km (0.111 R)
• M41: 11,581,119 km (0.076 R)
• M42: 11,914,872 km (0.071 R)
• M43: 12,067,611 km (0.087 R)
• M44: 12,622,919 km (0.094 R)
• M45: 12,747,534 km (0.033 R)
• M46: 13,249,734 km (0.095 R)
• M47: 14,208,955 km (0.075 R)
• M48: 14,566,345 km (0.09 R)
• M49: 14,664,182 km (0.037 R)
• M50: 15,689,376 km (0.093 R)
• M51: 15,756,246 km (0.117 R)
• M52: 15,823,266 km (0.034 R)
• M53: 16,024,924 km (0.084 R)
• M54: 16,261,289 km (0.111 R)
• M55: 16,329,056 km (0.108 R)
• M56: 16,396,824 km (0.107 R)
• M57: 16,498,850 km (0.064 R)
• M58: 17,114,744 km (0.066 R)
• M59: 17,947,855 km (0.061 R)
• M60: 18,123,034 km (0.068 R)
• M61: 18,369,272 km (0.103 R)
• M62: 18,758,376 km (0.114 R)
• M63: 19,725,227 km (0.117 R)
• M64: 20,305,817 km (0.087 R)
• M65: 20,671,583 km (0.117 R)
• M66: 20,745,036 km (0.102 R)
• M67: 20,892,091 km (0.054 R)
• M68: 21,150,297 km (0.033 R)
• M69: 21,632,600 km (0.097 R)
• M70: 21,707,100 km (0.063 R)
• M71: 22,043,545 km (0.104 R)
• M72: 22,231,291 km (0.119 R)
• M73: 22,494,882 km (0.114 R)
• M74: 24,136,868 km (0.094 R)
• M75: 25,580,488 km (0.114 R)
• M76: 25,659,326 km (0.099 R)
• M77: 25,817,301 km (0.07 R)
• M78: 25,975,426 km (0.116 R)
• M79: 26,253,080 km (0.066 R)

Asteroid Belt

Center: 6.25 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.3

Radius: 9.5

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 6.11 AU - 7.81 AU

Year: 6514 Days

Day: 14.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 111,206,426 km

• M1: 136,882 km (0.111 R)
• M2: 446,101 km (0.102 R)
• M3: 551,268 km (0.114 R)
• M4: 612,603 km (0.095 R)
• M5: 709,543 km (0.071 R)
• M6: 788,830 km (0.076 R)
• M7: 859,440 km (0.067 R)
• M8: 932,294 km (0.111 R)
• M9: 1,259,464 km (0.07 R)
• M10: 2,097,512 km (0.053 R)
• M11: 2,351,529 km (0.107 R)
• M12: 2,561,864 km (0.119 R)
• M13: 2,633,371 km (0.047 R)
• M14: 2,889,034 km (0.082 R)
• M15: 3,095,629 km (0.043 R)
• M16: 3,307,160 km (0.083 R)
• M17: 3,703,894 km (0.068 R)
• M18: 3,825,966 km (0.057 R)
• M19: 3,949,234 km (0.081 R)
• M20: 4,073,999 km (0.086 R)
• M21: 4,370,053 km (0.064 R)
• M22: 4,629,456 km (0.093 R)
• M23: 4,738,961 km (0.075 R)
• M24: 4,938,525 km (0.119 R)
• M25: 5,140,632 km (0.051 R)
• M26: 5,437,583 km (0.073 R)
• M27: 5,881,739 km (0.044 R)
• M28: 5,952,948 km (0.069 R)
• M29: 6,216,540 km (0.107 R)
• M30: 6,705,575 km (0.119 R)
• M31: 6,804,908 km (0.044 R)
• M32: 7,487,972 km (0.059 R)
• M33: 7,565,314 km (0.074 R)
• M34: 7,877,076 km (0.103 R)
• M35: 7,981,794 km (0.108 R)
• M36: 8,272,613 km (0.089 R)
• M37: 8,486,238 km (0.071 R)
• M38: 8,593,799 km (0.111 R)
• M39: 8,755,814 km (0.113 R)
• M40: 9,193,238 km (0.1 R)
• M41: 9,553,769 km (0.117 R)
• M42: 9,665,668 km (0.104 R)
• M43: 10,032,332 km (0.066 R)
• M44: 10,288,743 km (0.086 R)
• M45: 10,576,420 km (0.1 R)
• M46: 10,808,297 km (0.085 R)
• M47: 10,895,811 km (0.047 R)
• M48: 11,012,647 km (0.112 R)
• M49: 11,100,611 km (0.075 R)
• M50: 11,425,238 km (0.065 R)
• M51: 11,963,192 km (0.084 R)
• M52: 12,083,768 km (0.054 R)
• M53: 12,204,942 km (0.097 R)
• M54: 12,754,714 km (0.099 R)
• M55: 13,125,717 km (0.028 R)
• M56: 13,343,831 km (0.075 R)
• M57: 13,657,538 km (0.05 R)
• M58: 13,910,208 km (0.081 R)
• M59: 14,132,511 km (0.093 R)
• M60: 14,452,201 km (0.056 R)
• M61: 14,741,973 km (0.119 R)
• M62: 15,986,627 km (0.1 R)
• M63: 16,253,061 km (0.066 R)
• M64: 16,992,972 km (0.089 R)
• M65: 17,264,791 km (0.039 R)
• M66: 17,367,116 km (0.115 R)
• M67: 17,572,215 km (0.079 R)
• M68: 17,640,880 km (0.094 R)
• M69: 18,158,040 km (0.089 R)
• M70: 18,575,418 km (0.102 R)
• M71: 19,526,112 km (0.099 R)
• M72: 19,810,797 km (0.103 R)
• M73: 19,989,417 km (0.069 R)
• M74: 20,061,074 km (0.071 R)
• M75: 20,492,515 km (0.054 R)
• M76: 21,731,484 km (0.1 R)
• M77: 21,805,086 km (0.078 R)
• M78: 22,063,442 km (0.116 R)
• M79: 22,137,493 km (0.114 R)
• M80: 22,434,445 km (0.116 R)
• M81: 22,732,593 km (0.115 R)
• M82: 23,862,656 km (0.099 R)
• M83: 24,319,677 km (0.103 R)
• M84: 25,630,454 km (0.075 R)
• M85: 25,942,216 km (0.072 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 41.9

Radius: 14.5

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 10.48 AU - 11.82 AU

Year: 13208 Days

Day: 14.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 111,206,426 km

• M1: 190,737 km (0.119 R)
• M2: 447,746 km (0.117 R)
• M3: 554,111 km (0.096 R)
• M4: 749,186 km (0.034 R)
• M5: 872,305 km (0.053 R)
• M6: 1,464,563 km (0.11 R)
• M7: 2,152,564 km (0.071 R)
• M8: 2,258,629 km (0.049 R)
• M9: 2,523,716 km (0.101 R)
• M10: 2,848,942 km (0.081 R)
• M11: 3,118,966 km (0.119 R)
• M12: 3,239,841 km (0.099 R)
• M13: 3,594,089 km (0.12 R)
• M14: 3,868,003 km (0.072 R)
• M15: 4,054,551 km (0.093 R)
• M16: 4,514,565 km (0.039 R)
• M17: 4,711,286 km (0.095 R)
• M18: 5,174,590 km (0.105 R)
• M19: 5,484,707 km (0.091 R)
• M20: 5,716,135 km (0.097 R)
• M21: 6,363,594 km (0.103 R)
• M22: 6,830,788 km (0.098 R)
• M23: 6,966,474 km (0.109 R)
• M24: 7,102,907 km (0.088 R)
• M25: 7,194,311 km (0.099 R)
• M26: 7,494,405 km (0.118 R)
• M27: 7,822,323 km (0.062 R)
• M28: 7,987,928 km (0.098 R)
• M29: 8,226,686 km (0.093 R)
• M30: 8,957,173 km (0.058 R)
• M31: 10,143,334 km (0.093 R)
• M32: 10,272,437 km (0.053 R)
• M33: 10,402,138 km (0.062 R)
• M34: 11,032,095 km (0.099 R)
• M35: 11,728,623 km (0.115 R)
• M36: 11,973,066 km (0.097 R)
• M37: 12,164,401 km (0.088 R)
• M38: 12,883,967 km (0.069 R)
• M39: 13,079,940 km (0.103 R)
• M40: 13,248,836 km (0.082 R)
• M41: 13,788,436 km (0.119 R)
• M42: 14,451,154 km (0.112 R)
• M43: 14,684,228 km (0.05 R)
• M44: 14,859,706 km (0.058 R)
• M45: 15,242,527 km (0.094 R)
• M46: 15,390,629 km (0.107 R)
• M47: 16,047,962 km (0.109 R)
• M48: 16,592,797 km (0.036 R)
• M49: 17,949,800 km (0.098 R)
• M50: 18,106,129 km (0.081 R)
• M51: 18,641,540 km (0.068 R)
• M52: 19,150,323 km (0.111 R)
• M53: 19,246,215 km (0.119 R)
• M54: 19,438,448 km (0.108 R)
• M55: 19,728,070 km (0.091 R)
• M56: 20,246,426 km (0.036 R)
• M57: 21,032,413 km (0.081 R)
• M58: 21,329,664 km (0.065 R)
• M59: 21,895,144 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 879.6

Radius: 5.8

Gravity: 26.15 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 18.66 AU - 20.88 AU

Year: 31185 Days

Day: 22.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 111,206,426 km

• M1: 200,312 km (0.099 R)
• M2: 895,343 km (0.115 R)
• M3: 961,166 km (0.104 R)
• M4: 1,428,211 km (0.089 R)
• M5: 1,544,897 km (0.073 R)
• M6: 1,956,441 km (0.093 R)
• M7: 2,086,442 km (0.096 R)
• M8: 2,309,342 km (0.059 R)
• M9: 2,354,820 km (0.051 R)
• M10: 2,973,258 km (0.09 R)
• M11: 3,326,309 km (0.109 R)
• M12: 4,349,708 km (0.088 R)
• M13: 5,042,645 km (0.115 R)
• M14: 5,523,453 km (0.101 R)
• M15: 6,018,921 km (0.101 R)
• M16: 6,658,003 km (0.116 R)
• M17: 8,069,010 km (0.107 R)
• M18: 8,418,171 km (0.085 R)
• M19: 9,494,977 km (0.103 R)
• M20: 9,789,535 km (0.075 R)
• M21: 10,462,875 km (0.038 R)
• M22: 11,228,667 km (0.08 R)
• M23: 12,732,574 km (0.072 R)
• M24: 14,382,788 km (0.052 R)
• M25: 14,890,822 km (0.053 R)
• M26: 15,232,803 km (0.115 R)
• M27: 16,538,045 km (0.063 R)
• M28: 17,338,244 km (0.11 R)
• M29: 17,969,397 km (0.097 R)
• M30: 18,242,114 km (0.087 R)
• M31: 19,813,640 km (0.033 R)
• M32: 20,001,235 km (0.116 R)
• M33: 20,662,907 km (0.085 R)
• M34: 21,331,759 km (0.081 R)
• M35: 24,077,179 km (0.109 R)
• M36: 28,504,079 km (0.119 R)
• M37: 29,568,767 km (0.108 R)
• M38: 30,972,444 km (0.06 R)
• M39: 32,066,752 km (0.087 R)
• M40: 32,177,006 km (0.098 R)
• M41: 32,287,260 km (0.045 R)
• M42: 34,857,800 km (0.067 R)
• M43: 34,971,045 km (0.111 R)
• M44: 35,425,225 km (0.088 R)
• M45: 35,539,069 km (0.102 R)
• M46: 37,030,260 km (0.105 R)
• M47: 39,010,936 km (0.085 R)
• M48: 39,363,987 km (0.102 R)
• M49: 40,073,380 km (0.076 R)
• M50: 41,865,263 km (0.053 R)
• M51: 42,468,292 km (0.032 R)
• M52: 43,683,027 km (0.074 R)
• M53: 43,927,320 km (0.046 R)
• M54: 45,279,236 km (0.098 R)
• M55: 48,023,609 km (0.097 R)
• M56: 48,149,720 km (0.051 R)
• M57: 48,275,831 km (0.107 R)
• M58: 51,207,052 km (0.107 R)
• M59: 51,722,716 km (0.082 R)
• M60: 52,499,428 km (0.098 R)
• M61: 53,802,425 km (0.04 R)
• M62: 55,247,990 km (0.087 R)
• M63: 55,512,179 km (0.077 R)
• M64: 62,802,682 km (0.095 R)
• M65: 63,631,155 km (0.111 R)
• M66: 64,046,738 km (0.096 R)
• M67: 65,159,297 km (0.103 R)
• M68: 66,558,935 km (0.114 R)
• M69: 67,544,635 km (0.086 R)
• M70: 71,823,284 km (0.065 R)
• M71: 73,704,477 km (0.073 R)
• M72: 74,286,563 km (0.097 R)
• M73: 76,041,944 km (0.117 R)
• M74: 78,255,245 km (0.109 R)
• M75: 79,742,547 km (0.102 R)
• M76: 80,041,144 km (0.104 R)
• M77: 80,190,443 km (0.11 R)
• M78: 80,489,638 km (0.037 R)
• M79: 81,089,077 km (0.099 R)
• M80: 81,539,516 km (0.105 R)
• M81: 83,047,313 km (0.115 R)
• M82: 90,878,313 km (0.098 R)
• M83: 91,814,945 km (0.072 R)
• M84: 91,971,425 km (0.062 R)
• M85: 94,012,987 km (0.11 R)
• M86: 94,328,339 km (0.085 R)
• M87: 95,435,064 km (0.076 R)
• M88: 96,864,322 km (0.12 R)
• M89: 100,710,035 km (0.111 R)
• M90: 101,679,279 km (0.104 R)
• M91: 104,932,285 km (0.096 R)
• M92: 105,423,265 km (0.1 R)
• M93: 107,394,367 km (0.116 R)
• M94: 107,559,223 km (0.06 R)
• M95: 108,054,243 km (0.083 R)
• M96: 110,540,260 km (0.079 R)
• M97: 110,873,115 km (0.076 R)

Kuiper Belt

Range: 30.9 - 45.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 436 - 18,883 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit