🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.53 AU - 0.77 AU

Year: 196 Days

Day: 36.5 Hours

Environment

Temp: 153 °C

Axial Tilt: 31.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.97 AU - 1.39 AU

Year: 480 Days

Day: 26.7 Hours

Environment

Temp: -9 °C

Axial Tilt: 33.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.19 AU - 1.67 AU

Year: 641 Days

Day: 15.5 Hours

Environment

Temp: -40 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,077,750 km

• M1: 484,847 km (0.053 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.79 AU - 1.91 AU

Year: 943 Days

Day: 29.5 Hours

Environment

Temp: -77 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 876.8

Radius: 8.1

Gravity: 13.36 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 6.39 AU - 7.79 AU

Year: 7075 Days

Day: 8.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 62,077,750 km

• M1: 148,251 km (0.044 R)
• M2: 200,312 km (0.096 R)
• M3: 314,904 km (0.066 R)
• M4: 455,526 km (0.085 R)
• M5: 534,214 km (0.058 R)
• M6: 676,482 km (0.099 R)
• M7: 964,308 km (0.088 R)
• M8: 1,086,380 km (0.072 R)
• M9: 1,176,737 km (0.113 R)
• M10: 1,814,173 km (0.088 R)
• M11: 2,168,122 km (0.111 R)
• M12: 2,423,934 km (0.112 R)
• M13: 2,838,320 km (0.105 R)
• M14: 2,913,867 km (0.072 R)
• M15: 3,815,194 km (0.097 R)
• M16: 4,209,983 km (0.047 R)
• M17: 4,470,732 km (0.117 R)
• M18: 4,558,846 km (0.074 R)
• M19: 5,377,445 km (0.041 R)
• M20: 5,502,509 km (0.031 R)
• M21: 6,077,563 km (0.067 R)
• M22: 6,638,256 km (0.085 R)
• M23: 6,705,276 km (0.086 R)
• M24: 6,806,254 km (0.072 R)
• M25: 7,043,965 km (0.08 R)
• M26: 7,667,489 km (0.051 R)
• M27: 8,272,762 km (0.1 R)
• M28: 9,004,296 km (0.06 R)
• M29: 9,152,996 km (0.084 R)
• M30: 9,340,293 km (0.107 R)
• M31: 9,490,938 km (0.072 R)
• M32: 9,566,485 km (0.099 R)
• M33: 9,680,329 km (0.107 R)
• M34: 10,256,131 km (0.029 R)
• M35: 10,489,653 km (0.058 R)
• M36: 10,567,743 km (0.11 R)
• M37: 11,120,657 km (0.108 R)
• M38: 11,400,704 km (0.092 R)
• M39: 12,378,326 km (0.096 R)
• M40: 12,751,722 km (0.103 R)
• M41: 12,877,086 km (0.117 R)
• M42: 13,044,785 km (0.115 R)
• M43: 14,630,522 km (0.118 R)
• M44: 15,334,979 km (0.032 R)
• M45: 15,960,298 km (0.037 R)
• M46: 16,276,099 km (0.042 R)
• M47: 16,503,039 km (0.098 R)
• M48: 16,868,207 km (0.108 R)
• M49: 17,005,837 km (0.072 R)
• M50: 17,097,840 km (0.119 R)
• M51: 17,560,097 km (0.049 R)
• M52: 18,073,368 km (0.113 R)
• M53: 18,261,113 km (0.055 R)
• M54: 19,258,033 km (0.092 R)
• M55: 19,497,988 km (0.115 R)
• M56: 20,370,144 km (0.049 R)
• M57: 20,712,723 km (0.087 R)
• M58: 20,860,077 km (0.094 R)
• M59: 21,254,865 km (0.067 R)
• M60: 21,702,014 km (0.069 R)
• M61: 21,901,727 km (0.11 R)
• M62: 23,112,721 km (0.048 R)
• M63: 24,138,364 km (0.099 R)
• M64: 24,397,169 km (0.11 R)
• M65: 24,969,530 km (0.066 R)
• M66: 26,180,824 km (0.068 R)
• M67: 26,446,660 km (0.105 R)
• M68: 27,519,127 km (0.089 R)
• M69: 27,735,296 km (0.056 R)
• M70: 28,387,094 km (0.104 R)
• M71: 30,038,953 km (0.069 R)
• M72: 31,213,596 km (0.09 R)
• M73: 31,439,040 km (0.098 R)
• M74: 32,232,507 km (0.064 R)
• M75: 33,377,230 km (0.069 R)
• M76: 36,119,359 km (0.107 R)
• M77: 36,356,172 km (0.105 R)
• M78: 38,087,618 km (0.081 R)
• M79: 38,449,196 km (0.086 R)
• M80: 38,630,359 km (0.04 R)
• M81: 39,906,878 km (0.079 R)
• M82: 40,090,434 km (0.053 R)
• M83: 40,274,140 km (0.064 R)
• M84: 41,197,159 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.5

Radius: 13.8

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 6.6 AU - 8.38 AU

Year: 7682 Days

Day: 7.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 62,077,750 km

• M1: 211,831 km (0.058 R)
• M2: 337,194 km (0.096 R)
• M3: 475,871 km (0.113 R)
• M4: 592,108 km (0.081 R)
• M5: 699,819 km (0.077 R)
• M6: 793,916 km (0.112 R)
• M7: 949,946 km (0.092 R)
• M8: 1,179,579 km (0.117 R)
• M9: 1,566,290 km (0.101 R)
• M10: 1,796,820 km (0.109 R)
• M11: 1,886,280 km (0.111 R)
• M12: 2,340,459 km (0.097 R)
• M13: 2,471,806 km (0.036 R)
• M14: 2,588,941 km (0.109 R)
• M15: 2,863,752 km (0.089 R)
• M16: 3,058,379 km (0.075 R)
• M17: 3,166,389 km (0.099 R)
• M18: 3,592,443 km (0.106 R)
• M19: 3,899,867 km (0.111 R)
• M20: 3,997,704 km (0.048 R)
• M21: 4,235,864 km (0.11 R)
• M22: 4,438,120 km (0.068 R)
• M23: 4,936,431 km (0.069 R)
• M24: 5,214,084 km (0.11 R)
• M25: 5,695,490 km (0.072 R)
• M26: 6,467,714 km (0.042 R)
• M27: 6,607,439 km (0.064 R)
• M28: 6,985,024 km (0.086 R)
• M29: 8,539,645 km (0.083 R)
• M30: 8,951,189 km (0.112 R)
• M31: 9,342,836 km (0.077 R)
• M32: 10,387,627 km (0.116 R)
• M33: 11,076,825 km (0.049 R)
• M34: 11,441,096 km (0.094 R)
• M35: 11,638,864 km (0.12 R)
• M36: 12,095,287 km (0.055 R)
• M37: 12,210,328 km (0.103 R)
• M38: 13,173,140 km (0.098 R)
• M39: 13,321,092 km (0.099 R)
• M40: 13,410,252 km (0.116 R)
• M41: 14,342,397 km (0.067 R)
• M42: 15,016,634 km (0.07 R)
• M43: 15,419,950 km (0.092 R)
• M44: 15,638,513 km (0.104 R)
• M45: 16,047,364 km (0.09 R)
• M46: 16,268,918 km (0.062 R)
• M47: 16,779,346 km (0.056 R)
• M48: 17,197,771 km (0.108 R)
• M49: 18,473,991 km (0.058 R)
• M50: 19,006,409 km (0.072 R)
• M51: 19,207,469 km (0.12 R)
• M52: 19,882,455 km (0.081 R)
• M53: 20,086,506 km (0.059 R)
• M54: 20,428,038 km (0.043 R)
• M55: 20,737,107 km (0.073 R)
• M56: 21,883,625 km (0.066 R)
• M57: 22,482,316 km (0.093 R)
• M58: 22,872,617 km (0.103 R)
• M59: 23,229,408 km (0.093 R)
• M60: 23,444,230 km (0.116 R)
• M61: 24,020,631 km (0.08 R)
• M62: 24,201,794 km (0.097 R)
• M63: 24,310,701 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.7

Radius: 14.6

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 10.13 AU - 10.71 AU

Year: 12605 Days

Day: 6.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 62,077,750 km

• M1: 294,259 km (0.059 R)
• M2: 400,174 km (0.113 R)
• M3: 555,008 km (0.095 R)
• M4: 767,287 km (0.094 R)
• M5: 919,578 km (0.101 R)
• M6: 1,027,438 km (0.073 R)
• M7: 1,420,731 km (0.081 R)
• M8: 1,792,332 km (0.086 R)
• M9: 2,244,267 km (0.041 R)
• M10: 2,445,327 km (0.106 R)
• M11: 3,366,850 km (0.048 R)
• M12: 3,598,427 km (0.109 R)
• M13: 3,895,379 km (0.089 R)
• M14: 4,932,242 km (0.077 R)
• M15: 5,329,723 km (0.109 R)
• M16: 5,464,661 km (0.102 R)
• M17: 5,703,419 km (0.117 R)
• M18: 6,015,630 km (0.092 R)
• M19: 6,440,787 km (0.087 R)
• M20: 6,656,956 km (0.108 R)
• M21: 6,766,012 km (0.103 R)
• M22: 8,043,279 km (0.09 R)
• M23: 8,315,398 km (0.08 R)
• M24: 9,353,008 km (0.06 R)
• M25: 9,516,369 km (0.095 R)
• M26: 10,515,982 km (0.03 R)
• M27: 10,856,617 km (0.053 R)
• M28: 11,114,523 km (0.062 R)
• M29: 11,548,956 km (0.116 R)
• M30: 11,768,266 km (0.084 R)
• M31: 12,659,271 km (0.094 R)
• M32: 13,433,889 km (0.112 R)
• M33: 13,664,569 km (0.04 R)
• M34: 13,757,170 km (0.12 R)
• M35: 14,036,469 km (0.059 R)
• M36: 14,129,968 km (0.085 R)
• M37: 14,317,713 km (0.106 R)
• M38: 14,411,810 km (0.064 R)
• M39: 15,172,366 km (0.076 R)
• M40: 17,935,887 km (0.096 R)
• M41: 18,037,464 km (0.113 R)
• M42: 18,394,405 km (0.094 R)
• M43: 19,427,079 km (0.116 R)
• M44: 20,003,030 km (0.051 R)
• M45: 21,118,432 km (0.119 R)
• M46: 21,710,690 km (0.094 R)
• M47: 22,090,370 km (0.069 R)
• M48: 22,527,195 km (0.085 R)
• M49: 23,077,117 km (0.101 R)
• M50: 23,187,520 km (0.107 R)
• M51: 24,696,813 km (0.105 R)
• M52: 24,979,703 km (0.051 R)
• M53: 25,491,776 km (0.068 R)
• M54: 25,606,069 km (0.109 R)
• M55: 26,180,076 km (0.088 R)
• M56: 26,584,290 km (0.054 R)
• M57: 28,636,473 km (0.085 R)
• M58: 28,814,794 km (0.044 R)
• M59: 29,112,793 km (0.06 R)
• M60: 29,292,011 km (0.089 R)
• M61: 29,651,644 km (0.083 R)
• M62: 31,288,095 km (0.061 R)
• M63: 33,202,948 km (0.11 R)
• M64: 33,452,777 km (0.097 R)
• M65: 34,648,064 km (0.092 R)
• M66: 36,951,123 km (0.101 R)
• M67: 37,210,077 km (0.066 R)
• M68: 38,513,822 km (0.1 R)
• M69: 40,230,907 km (0.117 R)
• M70: 41,434,421 km (0.112 R)
• M71: 43,398,043 km (0.075 R)
• M72: 43,945,123 km (0.101 R)
• M73: 44,150,820 km (0.069 R)
• M74: 44,425,631 km (0.079 R)
• M75: 44,977,049 km (0.041 R)
• M76: 45,322,769 km (0.086 R)
• M77: 46,295,455 km (0.113 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.6

Radius: 9.4

Gravity: 7.62 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 10.08 AU - 13.18 AU

Year: 14863 Days

Day: 7.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 62,077,750 km

• M1: 198,367 km (0.077 R)
• M2: 333,005 km (0.03 R)
• M3: 505,342 km (0.114 R)
• M4: 650,152 km (0.103 R)
• M5: 916,137 km (0.088 R)
• M6: 1,004,849 km (0.096 R)
• M7: 1,167,462 km (0.119 R)
• M8: 1,466,658 km (0.112 R)
• M9: 1,902,586 km (0.109 R)
• M10: 2,789,701 km (0.066 R)
• M11: 2,987,619 km (0.1 R)
• M12: 3,054,789 km (0.039 R)
• M13: 3,680,556 km (0.035 R)
• M14: 3,971,375 km (0.087 R)
• M15: 4,614,047 km (0.112 R)
• M16: 5,411,404 km (0.115 R)
• M17: 5,867,976 km (0.097 R)
• M18: 6,467,116 km (0.035 R)
• M19: 6,554,182 km (0.045 R)
• M20: 6,951,364 km (0.085 R)
• M21: 7,130,433 km (0.12 R)
• M22: 7,265,819 km (0.113 R)
• M23: 7,955,166 km (0.1 R)
• M24: 8,189,586 km (0.112 R)
• M25: 9,052,317 km (0.118 R)
• M26: 9,247,991 km (0.052 R)
• M27: 9,445,011 km (0.098 R)
• M28: 9,593,861 km (0.117 R)
• M29: 10,604,993 km (0.101 R)
• M30: 10,759,677 km (0.085 R)
• M31: 10,967,020 km (0.11 R)
• M32: 11,438,253 km (0.103 R)
• M33: 12,946,649 km (0.095 R)
• M34: 13,167,305 km (0.099 R)
• M35: 13,389,009 km (0.12 R)
• M36: 14,175,146 km (0.091 R)
• M37: 14,288,691 km (0.094 R)
• M38: 15,615,923 km (0.112 R)
• M39: 15,850,642 km (0.113 R)
• M40: 16,681,808 km (0.097 R)
• M41: 17,223,652 km (0.046 R)
• M42: 17,587,922 km (0.094 R)
• M43: 18,448,110 km (0.11 R)
• M44: 19,954,411 km (0.083 R)
• M45: 20,081,719 km (0.099 R)
• M46: 20,657,820 km (0.101 R)
• M47: 20,786,624 km (0.052 R)
• M48: 21,044,980 km (0.076 R)
• M49: 21,434,533 km (0.047 R)
• M50: 21,695,581 km (0.11 R)
• M51: 21,957,676 km (0.041 R)
• M52: 22,089,173 km (0.058 R)
• M53: 24,295,442 km (0.119 R)
• M54: 24,431,427 km (0.087 R)
• M55: 24,977,758 km (0.119 R)
• M56: 25,874,149 km (0.116 R)
• M57: 26,152,101 km (0.089 R)
• M58: 26,221,814 km (0.116 R)
• M59: 27,698,495 km (0.068 R)
• M60: 28,125,447 km (0.111 R)
• M61: 28,339,671 km (0.096 R)
• M62: 29,709,240 km (0.09 R)
• M63: 29,927,503 km (0.066 R)
• M64: 30,073,211 km (0.084 R)
• M65: 30,585,285 km (0.118 R)
• M66: 30,805,642 km (0.061 R)
• M67: 30,879,244 km (0.062 R)
• M68: 32,662,302 km (0.097 R)
• M69: 33,642,018 km (0.105 R)
• M70: 33,945,402 km (0.084 R)
• M71: 34,860,941 km (0.111 R)
• M72: 35,167,916 km (0.104 R)
• M73: 35,784,708 km (0.115 R)
• M74: 37,342,172 km (0.104 R)
• M75: 37,892,393 km (0.117 R)
• M76: 38,603,880 km (0.088 R)
• M77: 38,683,317 km (0.064 R)
• M78: 40,120,354 km (0.087 R)
• M79: 42,226,991 km (0.075 R)
• M80: 42,390,501 km (0.041 R)
• M81: 47,223,859 km (0.095 R)
• M82: 49,360,266 km (0.049 R)
• M83: 49,705,089 km (0.097 R)
• M84: 49,964,193 km (0.077 R)
• M85: 50,050,660 km (0.101 R)
• M86: 52,140,692 km (0.084 R)
• M87: 52,491,798 km (0.063 R)
• M88: 53,815,590 km (0.111 R)
• M89: 54,081,575 km (0.066 R)
• M90: 55,687,059 km (0.056 R)
• M91: 56,856,316 km (0.047 R)
• M92: 57,489,265 km (0.069 R)
• M93: 58,853,448 km (0.111 R)
• M94: 59,493,727 km (0.074 R)
• M95: 59,676,984 km (0.118 R)
• M96: 60,504,410 km (0.043 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 336 - 14,064 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit