🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.45 AU - 0.63 AU

Year: 260 Days

Day: 15.2 Hours

Environment

Temp: -127 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,584,560 km

• M1: 288,873 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.5

Radius: 14

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.75 AU - 0.77 AU

Year: 435 Days

Day: 5.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 61,584,560 km

• M1: 179,517 km (0.038 R)
• M2: 273,764 km (0.061 R)
• M3: 370,554 km (0.058 R)
• M4: 538,253 km (0.098 R)
• M5: 695,929 km (0.065 R)
• M6: 791,373 km (0.109 R)
• M7: 921,224 km (0.051 R)
• M8: 1,094,458 km (0.111 R)
• M9: 1,227,451 km (0.059 R)
• M10: 1,400,685 km (0.03 R)
• M11: 1,551,629 km (0.1 R)
• M12: 1,650,214 km (0.11 R)
• M13: 1,794,127 km (0.086 R)
• M14: 1,920,238 km (0.096 R)
• M15: 2,015,383 km (0.098 R)
• M16: 2,193,105 km (0.105 R)
• M17: 2,503,520 km (0.072 R)
• M18: 2,714,304 km (0.042 R)
• M19: 2,828,297 km (0.114 R)
• M20: 3,048,057 km (0.061 R)
• M21: 3,140,359 km (0.104 R)
• M22: 3,293,846 km (0.054 R)
• M23: 3,395,423 km (0.086 R)
• M24: 3,567,012 km (0.07 R)
• M25: 3,748,623 km (0.108 R)
• M26: 3,847,807 km (0.077 R)
• M27: 3,940,558 km (0.081 R)
• M28: 4,092,100 km (0.107 R)
• M29: 4,186,945 km (0.072 R)
• M30: 4,282,538 km (0.078 R)
• M31: 4,378,879 km (0.115 R)
• M32: 4,588,765 km (0.08 R)
• M33: 4,710,388 km (0.091 R)
• M34: 5,026,638 km (0.076 R)
• M35: 5,136,293 km (0.048 R)
• M36: 5,310,126 km (0.113 R)
• M37: 5,502,210 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810.1

Radius: 13

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.43 AU - 2.17 AU

Year: 1584 Days

Day: 10.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 61,584,560 km

• M1: 164,109 km (0.092 R)
• M2: 292,613 km (0.113 R)
• M3: 377,435 km (0.094 R)
• M4: 487,689 km (0.05 R)
• M5: 584,778 km (0.118 R)
• M6: 675,434 km (0.102 R)
• M7: 794,963 km (0.095 R)
• M8: 922,420 km (0.097 R)
• M9: 1,005,896 km (0.067 R)
• M10: 1,110,016 km (0.12 R)
• M11: 1,282,652 km (0.043 R)
• M12: 1,377,348 km (0.101 R)
• M13: 1,666,071 km (0.119 R)
• M14: 1,791,435 km (0.077 R)
• M15: 2,063,104 km (0.107 R)
• M16: 2,198,341 km (0.072 R)
• M17: 2,359,906 km (0.106 R)
• M18: 2,513,693 km (0.111 R)
• M19: 2,622,151 km (0.084 R)
• M20: 2,719,839 km (0.072 R)
• M21: 3,162,200 km (0.119 R)
• M22: 3,478,749 km (0.055 R)
• M23: 3,889,245 km (0.074 R)
• M24: 4,489,881 km (0.11 R)
• M25: 4,952,138 km (0.115 R)
• M26: 5,713,741 km (0.044 R)
• M27: 5,873,811 km (0.119 R)
• M28: 6,412,363 km (0.09 R)
• M29: 6,729,810 km (0.111 R)
• M30: 7,069,397 km (0.081 R)
• M31: 7,293,345 km (0.044 R)
• M32: 7,572,046 km (0.101 R)
• M33: 7,907,594 km (0.118 R)
• M34: 8,392,889 km (0.066 R)
• M35: 8,648,403 km (0.108 R)
• M36: 8,925,159 km (0.051 R)
• M37: 9,506,047 km (0.086 R)
• M38: 10,215,590 km (0.112 R)
• M39: 10,410,366 km (0.081 R)
• M40: 10,981,980 km (0.115 R)
• M41: 11,241,532 km (0.113 R)
• M42: 11,563,915 km (0.037 R)
• M43: 11,726,229 km (0.065 R)
• M44: 11,807,610 km (0.109 R)
• M45: 12,053,100 km (0.072 R)
• M46: 12,176,519 km (0.115 R)
• M47: 12,362,319 km (0.072 R)
• M48: 12,465,991 km (0.078 R)
• M49: 12,549,167 km (0.077 R)
• M50: 12,736,912 km (0.101 R)
• M51: 12,946,499 km (0.072 R)
• M52: 13,326,926 km (0.086 R)
• M53: 13,411,898 km (0.112 R)
• M54: 13,539,804 km (0.112 R)
• M55: 13,689,552 km (0.052 R)
• M56: 13,775,421 km (0.056 R)
• M57: 14,424,526 km (0.066 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 603.4

Radius: 4.2

Gravity: 34.21 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 7.84 AU - 8.64 AU

Year: 15517 Days

Day: 21.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 61,584,560 km

• M1: 57,745 km (0.118 R)
• M2: 176,825 km (0.099 R)
• M3: 295,456 km (0.085 R)
• M4: 563,086 km (0.074 R)
• M5: 1,143,377 km (0.087 R)
• M6: 1,367,025 km (0.102 R)
• M7: 1,577,061 km (0.119 R)
• M8: 1,825,543 km (0.088 R)
• M9: 2,056,672 km (0.082 R)
• M10: 3,070,496 km (0.112 R)
• M11: 3,138,414 km (0.089 R)
• M12: 3,206,630 km (0.106 R)
• M13: 3,241,038 km (0.111 R)
• M14: 4,251,571 km (0.097 R)
• M15: 4,595,497 km (0.104 R)
• M16: 4,634,392 km (0.111 R)
• M17: 4,712,183 km (0.111 R)
• M18: 5,148,261 km (0.037 R)
• M19: 7,697,708 km (0.113 R)
• M20: 8,162,808 km (0.117 R)
• M21: 8,493,868 km (0.049 R)
• M22: 9,562,445 km (0.07 R)
• M23: 10,315,072 km (0.072 R)
• M24: 11,243,028 km (0.058 R)
• M25: 11,347,746 km (0.077 R)
• M26: 11,452,914 km (0.027 R)
• M27: 13,067,224 km (0.071 R)
• M28: 15,269,903 km (0.043 R)
• M29: 15,970,321 km (0.106 R)
• M30: 16,147,145 km (0.119 R)
• M31: 16,265,328 km (0.068 R)
• M32: 18,195,290 km (0.092 R)
• M33: 18,626,880 km (0.098 R)
• M34: 19,563,362 km (0.06 R)
• M35: 19,626,343 km (0.034 R)
• M36: 19,878,864 km (0.108 R)
• M37: 20,005,574 km (0.052 R)
• M38: 21,157,776 km (0.118 R)
• M39: 21,222,403 km (0.087 R)
• M40: 21,481,656 km (0.095 R)
• M41: 22,661,085 km (0.072 R)
• M42: 23,058,866 km (0.112 R)
• M43: 23,325,450 km (0.12 R)
• M44: 23,996,097 km (0.117 R)
• M45: 24,198,503 km (0.077 R)
• M46: 24,809,311 km (0.109 R)
• M47: 25,907,359 km (0.064 R)
• M48: 28,008,910 km (0.074 R)
• M49: 28,079,820 km (0.104 R)
• M50: 28,792,953 km (0.113 R)
• M51: 28,864,610 km (0.092 R)
• M52: 30,309,875 km (0.098 R)
• M53: 30,455,733 km (0.118 R)
• M54: 31,556,773 km (0.071 R)
• M55: 32,223,681 km (0.076 R)
• M56: 32,447,030 km (0.096 R)
• M57: 33,571,258 km (0.107 R)
• M58: 34,937,236 km (0.107 R)
• M59: 35,550,139 km (0.073 R)
• M60: 37,488,329 km (0.115 R)
• M61: 37,644,808 km (0.106 R)
• M62: 38,588,472 km (0.039 R)
• M63: 38,825,734 km (0.086 R)
• M64: 38,904,871 km (0.11 R)
• M65: 39,142,582 km (0.119 R)
• M66: 40,499,136 km (0.03 R)
• M67: 41,546,919 km (0.082 R)
• M68: 41,708,934 km (0.118 R)
• M69: 42,685,209 km (0.098 R)
• M70: 46,161,116 km (0.118 R)
• M71: 47,086,379 km (0.099 R)
• M72: 48,698,894 km (0.049 R)
• M73: 49,126,146 km (0.099 R)
• M74: 49,297,435 km (0.088 R)
• M75: 49,383,155 km (0.114 R)
• M76: 49,640,613 km (0.065 R)
• M77: 50,501,997 km (0.081 R)
• M78: 50,848,017 km (0.065 R)
• M79: 51,194,635 km (0.094 R)
• M80: 51,455,235 km (0.077 R)
• M81: 53,115,771 km (0.077 R)
• M82: 53,555,589 km (0.048 R)
• M83: 54,438,964 km (0.087 R)
• M84: 54,527,526 km (0.081 R)
• M85: 54,793,661 km (0.073 R)
• M86: 54,882,372 km (0.118 R)
• M87: 55,060,095 km (0.115 R)
• M88: 56,399,295 km (0.076 R)
• M89: 56,937,847 km (0.069 R)
• M90: 57,387,987 km (0.1 R)
• M91: 57,568,402 km (0.072 R)
• M92: 58,201,351 km (0.091 R)
• M93: 58,654,782 km (0.042 R)
• M94: 59,018,305 km (0.086 R)
• M95: 60,296,918 km (0.101 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 423 - 11,979 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit