🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.48 AU - 0.54 AU

Year: 130 Days

Day: 45.5 Hours

Environment

Temp: 228 °C

Axial Tilt: 12.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 49,557,236 km

• M1: 38,447 km (0.103 R)
• M2: 356,791 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.07 AU - 1.77 AU

Year: 603 Days

Day: 23.3 Hours

Environment

Temp: -19 °C

Axial Tilt: 18.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 49,557,236 km

• M1: 491,429 km (0.098 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.43 AU - 2.05 AU

Year: 818 Days

Day: 37.2 Hours

Environment

Temp: -46 °C

Axial Tilt: 24.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 4.07 AU - 4.45 AU

Year: 3134 Days

Day: 15.2 Hours

Environment

Temp: -115 °C

Axial Tilt: 45.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165

Radius: 12.2

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 6.32 AU - 8.44 AU

Year: 7146 Days

Day: 5 Hours

Environment

Temp: -162 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 49,557,236 km

• M1: 239,805 km (0.078 R)
• M2: 320,289 km (0.093 R)
• M3: 448,943 km (0.085 R)
• M4: 571,763 km (0.045 R)
• M5: 791,223 km (0.033 R)
• M6: 934,687 km (0.104 R)
• M7: 1,173,595 km (0.036 R)
• M8: 1,339,799 km (0.112 R)
• M9: 1,486,704 km (0.107 R)
• M10: 1,611,169 km (0.118 R)
• M11: 1,696,141 km (0.09 R)
• M12: 1,797,418 km (0.058 R)
• M13: 2,160,044 km (0.081 R)
• M14: 2,382,496 km (0.111 R)
• M15: 2,546,156 km (0.078 R)
• M16: 2,936,756 km (0.079 R)
• M17: 3,273,949 km (0.09 R)
• M18: 3,493,409 km (0.09 R)
• M19: 4,259,949 km (0.092 R)
• M20: 4,459,662 km (0.084 R)
• M21: 4,601,331 km (0.064 R)
• M22: 5,140,781 km (0.118 R)
• M23: 5,225,603 km (0.047 R)
• M24: 5,332,267 km (0.049 R)
• M25: 6,484,320 km (0.078 R)
• M26: 6,622,249 km (0.114 R)
• M27: 8,078,285 km (0.063 R)
• M28: 8,451,083 km (0.12 R)
• M29: 8,728,138 km (0.081 R)
• M30: 8,829,715 km (0.111 R)
• M31: 8,906,010 km (0.087 R)
• M32: 9,239,613 km (0.101 R)
• M33: 9,343,135 km (0.075 R)
• M34: 9,525,046 km (0.106 R)
• M35: 10,184,773 km (0.108 R)
• M36: 10,318,364 km (0.1 R)
• M37: 10,506,558 km (0.074 R)
• M38: 10,587,640 km (0.091 R)
• M39: 10,859,160 km (0.066 R)
• M40: 10,995,743 km (0.116 R)
• M41: 11,105,548 km (0.078 R)
• M42: 11,353,730 km (0.091 R)
• M43: 11,436,907 km (0.071 R)
• M44: 11,855,631 km (0.059 R)
• M45: 11,996,403 km (0.08 R)
• M46: 12,194,321 km (0.071 R)
• M47: 12,393,436 km (0.076 R)
• M48: 12,507,579 km (0.1 R)
• M49: 13,025,935 km (0.117 R)
• M50: 13,875,950 km (0.088 R)
• M51: 14,262,811 km (0.097 R)
• M52: 14,592,973 km (0.043 R)
• M53: 15,077,670 km (0.117 R)
• M54: 15,444,783 km (0.109 R)
• M55: 16,062,922 km (0.105 R)
• M56: 16,752,418 km (0.117 R)
• M57: 16,878,829 km (0.103 R)
• M58: 18,063,045 km (0.104 R)
• M59: 18,160,284 km (0.116 R)
• M60: 18,681,632 km (0.083 R)
• M61: 18,812,680 km (0.076 R)
• M62: 19,207,918 km (0.034 R)
• M63: 19,539,277 km (0.11 R)
• M64: 19,672,419 km (0.064 R)
• M65: 19,872,581 km (0.086 R)
• M66: 20,308,809 km (0.112 R)
• M67: 20,612,492 km (0.119 R)
• M68: 20,714,069 km (0.053 R)
• M69: 21,636,041 km (0.048 R)
• M70: 21,946,307 km (0.085 R)
• M71: 22,327,482 km (0.112 R)
• M72: 22,571,327 km (0.09 R)
• M73: 22,745,907 km (0.035 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.8

Radius: 11.5

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 9.73 AU - 15.29 AU

Year: 15772 Days

Day: 11.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 49,557,236 km

• M1: 165,006 km (0.034 R)
• M2: 283,937 km (0.083 R)
• M3: 440,416 km (0.111 R)
• M4: 662,868 km (0.085 R)
• M5: 875,447 km (0.087 R)
• M6: 1,163,423 km (0.096 R)
• M7: 1,270,834 km (0.099 R)
• M8: 1,353,562 km (0.069 R)
• M9: 1,765,105 km (0.061 R)
• M10: 1,874,013 km (0.102 R)
• M11: 2,066,246 km (0.04 R)
• M12: 2,281,966 km (0.099 R)
• M13: 2,487,813 km (0.101 R)
• M14: 2,899,506 km (0.074 R)
• M15: 3,294,295 km (0.089 R)
• M16: 3,429,681 km (0.067 R)
• M17: 3,527,667 km (0.075 R)
• M18: 3,827,162 km (0.062 R)
• M19: 4,052,008 km (0.094 R)
• M20: 4,709,191 km (0.048 R)
• M21: 5,240,862 km (0.106 R)
• M22: 5,468,101 km (0.053 R)
• M23: 5,629,069 km (0.067 R)
• M24: 6,193,053 km (0.087 R)
• M25: 6,481,926 km (0.103 R)
• M26: 6,627,934 km (0.099 R)
• M27: 6,898,706 km (0.064 R)
• M28: 8,279,793 km (0.116 R)
• M29: 8,385,559 km (0.105 R)
• M30: 9,001,902 km (0.097 R)
• M31: 10,023,955 km (0.063 R)
• M32: 10,879,655 km (0.113 R)
• M33: 11,463,086 km (0.106 R)
• M34: 12,146,599 km (0.113 R)
• M35: 12,327,164 km (0.066 R)
• M36: 13,027,282 km (0.116 R)
• M37: 13,304,786 km (0.098 R)
• M38: 14,054,421 km (0.104 R)
• M39: 14,466,264 km (0.05 R)
• M40: 14,849,833 km (0.094 R)
• M41: 14,978,487 km (0.119 R)
• M42: 16,384,557 km (0.06 R)
• M43: 16,617,481 km (0.098 R)
• M44: 17,120,280 km (0.112 R)
• M45: 17,526,139 km (0.082 R)
• M46: 18,485,360 km (0.1 R)
• M47: 18,693,152 km (0.106 R)
• M48: 19,041,116 km (0.117 R)
• M49: 19,180,990 km (0.102 R)
• M50: 19,531,947 km (0.111 R)
• M51: 19,956,057 km (0.086 R)
• M52: 20,526,174 km (0.1 R)
• M53: 20,633,586 km (0.116 R)
• M54: 20,921,262 km (0.062 R)
• M55: 21,101,677 km (0.084 R)
• M56: 21,573,210 km (0.061 R)
• M57: 22,231,740 km (0.101 R)
• M58: 22,489,646 km (0.07 R)
• M59: 22,934,102 km (0.044 R)
• M60: 23,008,452 km (0.085 R)
• M61: 23,643,794 km (0.107 R)
• M62: 24,512,509 km (0.062 R)
• M63: 24,664,650 km (0.078 R)
• M64: 25,123,018 km (0.057 R)
• M65: 25,584,228 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 228.7

Radius: 6.4

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 12.38 AU - 16.54 AU

Year: 19600 Days

Day: 19.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 49,557,236 km

• M1: 81,232 km (0.11 R)
• M2: 131,646 km (0.108 R)
• M3: 184,903 km (0.084 R)
• M4: 237,861 km (0.065 R)
• M5: 391,348 km (0.116 R)
• M6: 527,183 km (0.071 R)
• M7: 863,030 km (0.085 R)
• M8: 1,022,053 km (0.075 R)
• M9: 1,300,604 km (0.108 R)
• M10: 1,723,966 km (0.102 R)
• M11: 2,241,126 km (0.03 R)
• M12: 2,573,383 km (0.1 R)
• M13: 2,630,230 km (0.069 R)
• M14: 2,745,271 km (0.113 R)
• M15: 2,950,668 km (0.112 R)
• M16: 3,191,521 km (0.096 R)
• M17: 3,345,308 km (0.072 R)
• M18: 3,692,225 km (0.099 R)
• M19: 3,756,552 km (0.069 R)
• M20: 4,284,483 km (0.111 R)
• M21: 4,941,367 km (0.089 R)
• M22: 5,083,635 km (0.037 R)
• M23: 5,481,864 km (0.114 R)
• M24: 5,777,919 km (0.058 R)
• M25: 6,269,946 km (0.082 R)
• M26: 7,013,148 km (0.095 R)
• M27: 7,213,310 km (0.063 R)
• M28: 7,334,335 km (0.113 R)
• M29: 7,455,958 km (0.046 R)
• M30: 8,158,320 km (0.088 R)
• M31: 8,666,653 km (0.096 R)
• M32: 8,795,308 km (0.087 R)
• M33: 9,360,339 km (0.088 R)
• M34: 9,669,408 km (0.062 R)
• M35: 10,434,003 km (0.105 R)
• M36: 10,800,517 km (0.083 R)
• M37: 11,124,696 km (0.09 R)
• M38: 11,640,510 km (0.037 R)
• M39: 12,988,536 km (0.092 R)
• M40: 13,531,427 km (0.081 R)
• M41: 16,780,992 km (0.034 R)
• M42: 17,480,212 km (0.096 R)
• M43: 17,860,639 km (0.109 R)
• M44: 17,969,846 km (0.096 R)
• M45: 18,574,371 km (0.095 R)
• M46: 18,795,776 km (0.105 R)
• M47: 19,353,477 km (0.102 R)
• M48: 19,409,426 km (0.085 R)
• M49: 20,199,901 km (0.107 R)
• M50: 20,656,324 km (0.085 R)
• M51: 23,465,324 km (0.104 R)
• M52: 26,329,524 km (0.12 R)
• M53: 26,391,608 km (0.102 R)
• M54: 26,515,923 km (0.065 R)
• M55: 26,578,306 km (0.1 R)
• M56: 27,707,620 km (0.108 R)
• M57: 28,405,344 km (0.118 R)
• M58: 28,724,437 km (0.102 R)
• M59: 29,044,726 km (0.108 R)
• M60: 29,108,903 km (0.097 R)
• M61: 29,173,230 km (0.064 R)
• M62: 30,337,700 km (0.093 R)
• M63: 30,468,000 km (0.072 R)
• M64: 32,179,250 km (0.106 R)
• M65: 33,718,762 km (0.051 R)
• M66: 33,786,230 km (0.062 R)
• M67: 33,921,317 km (0.07 R)
• M68: 35,625,237 km (0.116 R)
• M69: 42,421,319 km (0.112 R)
• M70: 45,218,948 km (0.027 R)
• M71: 46,414,684 km (0.088 R)
• M72: 47,167,161 km (0.116 R)
• M73: 48,227,661 km (0.116 R)
• M74: 48,608,238 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 127.7

Radius: 3.4

Gravity: 11.05 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 14.87 AU - 18.55 AU

Year: 24348 Days

Day: 15.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 49,557,236 km

• M1: 54,753 km (0.103 R)
• M2: 274,213 km (0.076 R)
• M3: 352,752 km (0.054 R)
• M4: 769,980 km (0.059 R)
• M5: 1,018,911 km (0.088 R)
• M6: 1,120,937 km (0.062 R)
• M7: 1,291,030 km (0.076 R)
• M8: 1,515,127 km (0.114 R)
• M9: 1,561,353 km (0.102 R)
• M10: 1,873,414 km (0.112 R)
• M11: 1,923,081 km (0.069 R)
• M12: 1,948,213 km (0.058 R)
• M13: 2,553,187 km (0.092 R)
• M14: 2,608,239 km (0.082 R)
• M15: 3,093,086 km (0.036 R)
• M16: 3,181,648 km (0.083 R)
• M17: 3,270,808 km (0.104 R)
• M18: 3,512,857 km (0.063 R)
• M19: 3,667,093 km (0.097 R)
• M20: 3,698,209 km (0.114 R)
• M21: 3,823,572 km (0.097 R)
• M22: 3,982,295 km (0.095 R)
• M23: 4,110,800 km (0.079 R)
• M24: 4,504,242 km (0.06 R)
• M25: 4,909,802 km (0.078 R)
• M26: 5,013,025 km (0.09 R)
• M27: 5,326,881 km (0.06 R)
• M28: 5,362,186 km (0.11 R)
• M29: 5,539,609 km (0.107 R)
• M30: 5,936,941 km (0.056 R)
• M31: 5,973,593 km (0.056 R)
• M32: 6,343,399 km (0.112 R)
• M33: 7,260,882 km (0.028 R)
• M34: 7,417,810 km (0.048 R)
• M35: 7,496,798 km (0.081 R)
• M36: 7,975,810 km (0.112 R)
• M37: 8,016,202 km (0.037 R)
• M38: 8,137,825 km (0.075 R)
• M39: 8,178,366 km (0.05 R)
• M40: 8,300,737 km (0.095 R)
• M41: 8,754,617 km (0.12 R)
• M42: 9,642,929 km (0.062 R)
• M43: 10,207,212 km (0.047 R)
• M44: 10,916,306 km (0.096 R)
• M45: 11,141,152 km (0.119 R)
• M46: 11,322,016 km (0.115 R)
• M47: 11,549,554 km (0.08 R)
• M48: 12,101,869 km (0.025 R)
• M49: 13,906,768 km (0.113 R)
• M50: 15,239,086 km (0.116 R)
• M51: 16,200,851 km (0.096 R)
• M52: 16,611,647 km (0.075 R)
• M53: 16,766,630 km (0.104 R)
• M54: 16,922,062 km (0.038 R)
• M55: 17,025,883 km (0.11 R)
• M56: 17,338,842 km (0.106 R)
• M57: 17,548,429 km (0.06 R)
• M58: 17,917,337 km (0.084 R)
• M59: 18,129,317 km (0.086 R)
• M60: 18,555,671 km (0.099 R)
• M61: 19,690,670 km (0.087 R)
• M62: 20,128,992 km (0.092 R)
• M63: 20,183,894 km (0.063 R)
• M64: 20,294,148 km (0.085 R)
• M65: 20,514,954 km (0.116 R)
• M66: 20,792,309 km (0.096 R)
• M67: 20,959,260 km (0.113 R)
• M68: 22,367,874 km (0.088 R)
• M69: 22,939,786 km (0.031 R)
• M70: 23,458,592 km (0.047 R)
• M71: 23,690,468 km (0.077 R)
• M72: 23,923,093 km (0.077 R)
• M73: 25,453,330 km (0.066 R)
• M74: 25,811,018 km (0.045 R)
• M75: 26,290,479 km (0.049 R)
• M76: 27,136,455 km (0.075 R)
• M77: 27,258,078 km (0.11 R)
• M78: 27,318,815 km (0.07 R)
• M79: 28,979,202 km (0.097 R)
• M80: 29,165,750 km (0.074 R)
• M81: 30,482,212 km (0.111 R)
• M82: 30,671,902 km (0.054 R)
• M83: 31,753,943 km (0.091 R)
• M84: 32,267,513 km (0.116 R)
• M85: 32,978,103 km (0.044 R)
• M86: 33,237,805 km (0.11 R)
• M87: 36,406,437 km (0.1 R)
• M88: 36,876,474 km (0.102 R)
• M89: 39,188,060 km (0.118 R)
• M90: 39,463,170 km (0.12 R)
• M91: 40,917,561 km (0.09 R)
• M92: 43,949,760 km (0.109 R)
• M93: 47,053,617 km (0.084 R)

Kuiper Belt

Range: 30.8 - 52.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 278 - 15,001 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit