🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.55 AU - 0.55 AU

Year: 182 Days

Day: 29.5 Hours

Environment

Temp: 3 °C

Axial Tilt: 17.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 76,790,473 km

• M1: 238,309 km (0.042 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.67 AU - 0.99 AU

Year: 337 Days

Day: 14.5 Hours

Environment

Temp: -40 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,790,473 km

• M1: 63,130 km (0.045 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1 AU - 1.2 AU

Year: 515 Days

Day: 41.8 Hours

Environment

Temp: -76 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,790,473 km

• M1: 407,953 km (0.098 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.77 AU - 2.95 AU

Year: 1618 Days

Day: 17.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350.3

Radius: 11.1

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 2.33 AU - 3.55 AU

Year: 2249 Days

Day: 10.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 76,790,473 km

• M1: 140,323 km (0.076 R)
• M2: 246,238 km (0.09 R)
• M3: 349,610 km (0.111 R)
• M4: 467,643 km (0.071 R)
• M5: 615,745 km (0.12 R)
• M6: 897,288 km (0.111 R)
• M7: 1,237,174 km (0.103 R)
• M8: 1,356,254 km (0.086 R)
• M9: 1,567,038 km (0.034 R)
• M10: 1,706,912 km (0.065 R)
• M11: 1,799,064 km (0.053 R)
• M12: 2,009,997 km (0.086 R)
• M13: 2,184,877 km (0.027 R)
• M14: 2,514,441 km (0.119 R)
• M15: 2,763,222 km (0.119 R)
• M16: 2,848,044 km (0.118 R)
• M17: 3,183,143 km (0.093 R)
• M18: 3,310,601 km (0.114 R)
• M19: 3,491,913 km (0.102 R)
• M20: 3,729,774 km (0.105 R)
• M21: 3,810,258 km (0.078 R)
• M22: 3,959,407 km (0.115 R)
• M23: 4,124,413 km (0.113 R)
• M24: 4,221,652 km (0.106 R)
• M25: 4,432,735 km (0.05 R)
• M26: 4,647,407 km (0.12 R)
• M27: 4,792,368 km (0.096 R)
• M28: 4,938,824 km (0.075 R)
• M29: 5,071,966 km (0.093 R)
• M30: 5,146,466 km (0.053 R)
• M31: 5,678,286 km (0.117 R)
• M32: 5,771,187 km (0.097 R)
• M33: 5,958,633 km (0.091 R)
• M34: 6,387,679 km (0.051 R)
• M35: 6,484,320 km (0.11 R)
• M36: 6,679,246 km (0.103 R)
• M37: 6,761,076 km (0.068 R)
• M38: 6,925,783 km (0.098 R)
• M39: 7,158,408 km (0.074 R)
• M40: 7,258,937 km (0.105 R)
• M41: 8,097,583 km (0.025 R)
• M42: 8,697,471 km (0.06 R)
• M43: 8,930,694 km (0.079 R)
• M44: 9,111,408 km (0.057 R)
• M45: 9,275,218 km (0.117 R)
• M46: 9,348,221 km (0.09 R)
• M47: 9,679,581 km (0.073 R)
• M48: 9,772,331 km (0.072 R)
• M49: 10,033,529 km (0.12 R)
• M50: 10,183,875 km (0.097 R)
• M51: 10,429,664 km (0.051 R)
• M52: 10,562,956 km (0.077 R)
• M53: 10,658,399 km (0.118 R)
• M54: 10,754,142 km (0.116 R)
• M55: 10,946,675 km (0.107 R)
• M56: 11,101,359 km (0.095 R)
• M57: 11,374,076 km (0.083 R)
• M58: 11,471,913 km (0.032 R)
• M59: 11,550,452 km (0.085 R)
• M60: 11,629,140 km (0.096 R)
• M61: 11,925,942 km (0.071 R)
• M62: 12,345,564 km (0.12 R)
• M63: 12,526,877 km (0.094 R)
• M64: 12,607,809 km (0.077 R)
• M65: 12,749,778 km (0.046 R)
• M66: 13,158,330 km (0.081 R)
• M67: 13,488,342 km (0.05 R)
• M68: 13,841,842 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438.3

Radius: 8.2

Gravity: 6.52 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 4.41 AU - 5.71 AU

Year: 5079 Days

Day: 10 Hours

Environment

Temp: -182 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 76,790,473 km

• M1: 430,692 km (0.099 R)
• M2: 576,700 km (0.085 R)
• M3: 750,981 km (0.091 R)
• M4: 844,779 km (0.072 R)
• M5: 917,783 km (0.117 R)
• M6: 1,177,186 km (0.099 R)
• M7: 1,518,269 km (0.113 R)
• M8: 1,684,771 km (0.114 R)
• M9: 1,762,562 km (0.097 R)
• M10: 1,825,543 km (0.084 R)
• M11: 1,905,578 km (0.026 R)
• M12: 2,085,544 km (0.103 R)
• M13: 2,444,579 km (0.085 R)
• M14: 2,550,793 km (0.117 R)
• M15: 2,953,361 km (0.086 R)
• M16: 3,219,945 km (0.049 R)
• M17: 3,317,183 km (0.111 R)
• M18: 3,494,457 km (0.052 R)
• M19: 3,735,758 km (0.11 R)
• M20: 3,879,073 km (0.114 R)
• M21: 4,087,014 km (0.071 R)
• M22: 4,776,660 km (0.106 R)
• M23: 5,340,345 km (0.08 R)
• M24: 5,455,685 km (0.095 R)
• M25: 5,618,447 km (0.067 R)
• M26: 6,044,502 km (0.045 R)
• M27: 6,334,423 km (0.079 R)
• M28: 6,481,029 km (0.109 R)
• M29: 6,653,515 km (0.075 R)
• M30: 7,053,540 km (0.093 R)
• M31: 7,281,976 km (0.074 R)
• M32: 7,564,566 km (0.105 R)
• M33: 7,616,327 km (0.112 R)
• M34: 7,850,747 km (0.111 R)
• M35: 8,087,560 km (0.103 R)
• M36: 8,487,435 km (0.117 R)
• M37: 8,595,146 km (0.108 R)
• M38: 8,649,150 km (0.101 R)
• M39: 8,893,743 km (0.097 R)
• M40: 9,251,132 km (0.11 R)
• M41: 9,334,309 km (0.047 R)
• M42: 9,389,810 km (0.099 R)
• M43: 9,725,507 km (0.074 R)
• M44: 10,668,871 km (0.082 R)
• M45: 11,521,878 km (0.101 R)
• M46: 11,851,143 km (0.107 R)
• M47: 12,335,541 km (0.109 R)
• M48: 12,641,618 km (0.108 R)
• M49: 12,950,239 km (0.078 R)
• M50: 13,606,375 km (0.114 R)
• M51: 13,669,356 km (0.101 R)
• M52: 13,764,201 km (0.114 R)
• M53: 14,017,919 km (0.037 R)
• M54: 15,146,336 km (0.087 R)
• M55: 15,342,758 km (0.1 R)
• M56: 15,507,016 km (0.112 R)
• M57: 15,572,989 km (0.099 R)
• M58: 15,704,934 km (0.072 R)
• M59: 16,069,953 km (0.049 R)
• M60: 16,303,774 km (0.092 R)
• M61: 16,639,622 km (0.1 R)
• M62: 17,455,080 km (0.12 R)
• M63: 17,558,003 km (0.035 R)
• M64: 19,195,501 km (0.084 R)
• M65: 20,122,110 km (0.102 R)
• M66: 20,338,130 km (0.054 R)
• M67: 20,410,236 km (0.084 R)
• M68: 21,063,380 km (0.061 R)
• M69: 21,392,496 km (0.056 R)
• M70: 22,576,413 km (0.052 R)
• M71: 22,763,410 km (0.045 R)
• M72: 23,629,881 km (0.12 R)
• M73: 24,583,867 km (0.059 R)
• M74: 24,930,485 km (0.04 R)
• M75: 25,046,274 km (0.086 R)
• M76: 25,823,285 km (0.058 R)
• M77: 26,214,783 km (0.075 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.7

Radius: 12.9

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.43 AU - 6.19 AU

Year: 5460 Days

Day: 5.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 76,790,473 km

• M1: 175,927 km (0.097 R)
• M2: 352,153 km (0.09 R)
• M3: 546,032 km (0.103 R)
• M4: 652,546 km (0.115 R)
• M5: 961,166 km (0.044 R)
• M6: 1,094,907 km (0.102 R)
• M7: 1,283,550 km (0.092 R)
• M8: 1,622,539 km (0.117 R)
• M9: 1,766,302 km (0.093 R)
• M10: 2,009,249 km (0.068 R)
• M11: 2,364,095 km (0.116 R)
• M12: 2,611,829 km (0.067 R)
• M13: 2,717,595 km (0.102 R)
• M14: 2,955,605 km (0.064 R)
• M15: 3,878,175 km (0.045 R)
• M16: 4,221,203 km (0.034 R)
• M17: 4,421,664 km (0.12 R)
• M18: 4,548,673 km (0.116 R)
• M19: 4,963,059 km (0.04 R)
• M20: 5,884,283 km (0.115 R)
• M21: 6,364,641 km (0.104 R)
• M22: 6,508,255 km (0.117 R)
• M23: 6,682,238 km (0.08 R)
• M24: 6,857,716 km (0.096 R)
• M25: 7,005,070 km (0.112 R)
• M26: 7,213,310 km (0.1 R)
• M27: 7,303,069 km (0.096 R)
• M28: 7,423,495 km (0.073 R)
• M29: 7,849,999 km (0.077 R)
• M30: 8,222,049 km (0.101 R)
• M31: 8,919,175 km (0.08 R)
• M32: 9,080,292 km (0.067 R)
• M33: 9,569,477 km (0.093 R)
• M34: 9,933,598 km (0.118 R)
• M35: 10,641,645 km (0.073 R)
• M36: 10,846,893 km (0.064 R)
• M37: 11,540,728 km (0.054 R)
• M38: 11,646,045 km (0.106 R)
• M39: 11,751,661 km (0.085 R)
• M40: 12,320,432 km (0.107 R)
• M41: 12,789,272 km (0.116 R)
• M42: 13,007,684 km (0.085 R)
• M43: 13,411,150 km (0.069 R)
• M44: 14,570,683 km (0.095 R)
• M45: 15,335,727 km (0.095 R)
• M46: 15,451,515 km (0.057 R)
• M47: 15,567,753 km (0.095 R)
• M48: 16,074,590 km (0.09 R)
• M49: 16,349,850 km (0.111 R)
• M50: 16,586,814 km (0.095 R)
• M51: 16,904,859 km (0.116 R)
• M52: 18,278,466 km (0.095 R)
• M53: 18,524,555 km (0.115 R)
• M54: 18,937,295 km (0.103 R)
• M55: 19,352,878 km (0.032 R)
• M56: 20,788,868 km (0.111 R)
• M57: 21,088,812 km (0.099 R)
• M58: 21,476,420 km (0.107 R)
• M59: 21,997,021 km (0.043 R)
• M60: 22,477,978 km (0.107 R)
• M61: 22,829,832 km (0.096 R)
• M62: 23,094,919 km (0.063 R)
• M63: 23,851,735 km (0.081 R)
• M64: 24,255,649 km (0.107 R)
• M65: 24,390,886 km (0.078 R)
• M66: 24,616,629 km (0.103 R)
• M67: 25,756,116 km (0.084 R)
• M68: 27,615,019 km (0.11 R)
• M69: 27,944,733 km (0.085 R)
• M70: 28,418,060 km (0.103 R)
• M71: 29,037,395 km (0.037 R)
• M72: 29,661,069 km (0.058 R)
• M73: 29,950,391 km (0.116 R)
• M74: 30,386,319 km (0.113 R)
• M75: 30,483,409 km (0.062 R)
• M76: 30,921,880 km (0.073 R)
• M77: 33,045,122 km (0.062 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 780.9

Radius: 6.1

Gravity: 20.99 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 10.29 AU - 14.09 AU

Year: 18991 Days

Day: 23.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 76,790,473 km

• M1: 111,450 km (0.099 R)
• M2: 176,675 km (0.108 R)
• M3: 361,129 km (0.111 R)
• M4: 689,646 km (0.1 R)
• M5: 736,171 km (0.073 R)
• M6: 783,893 km (0.074 R)
• M7: 1,496,577 km (0.106 R)
• M8: 1,651,560 km (0.071 R)
• M9: 1,779,317 km (0.105 R)
• M10: 1,910,215 km (0.113 R)
• M11: 2,044,405 km (0.1 R)
• M12: 2,147,178 km (0.1 R)
• M13: 3,146,043 km (0.08 R)
• M14: 3,507,023 km (0.086 R)
• M15: 3,589,003 km (0.056 R)
• M16: 3,671,581 km (0.043 R)
• M17: 4,577,246 km (0.09 R)
• M18: 4,848,168 km (0.094 R)
• M19: 4,939,572 km (0.101 R)
• M20: 5,124,325 km (0.094 R)
• M21: 5,217,525 km (0.09 R)
• M22: 5,405,569 km (0.105 R)
• M23: 5,596,008 km (0.094 R)
• M24: 6,032,235 km (0.065 R)
• M25: 6,429,268 km (0.088 R)
• M26: 7,776,995 km (0.058 R)
• M27: 9,378,889 km (0.111 R)
• M28: 9,607,774 km (0.065 R)
• M29: 10,838,665 km (0.112 R)
• M30: 11,503,029 km (0.103 R)
• M31: 13,188,997 km (0.077 R)
• M32: 15,419,053 km (0.062 R)
• M33: 16,577,239 km (0.117 R)
• M34: 17,692,641 km (0.097 R)
• M35: 18,046,141 km (0.11 R)
• M36: 20,585,116 km (0.093 R)
• M37: 20,659,316 km (0.105 R)
• M38: 20,882,367 km (0.064 R)
• M39: 21,782,497 km (0.112 R)
• M40: 21,933,890 km (0.071 R)
• M41: 23,388,131 km (0.102 R)
• M42: 23,543,114 km (0.102 R)
• M43: 24,244,280 km (0.114 R)
• M44: 24,715,663 km (0.083 R)
• M45: 25,110,751 km (0.095 R)
• M46: 26,469,548 km (0.089 R)
• M47: 27,198,538 km (0.11 R)
• M48: 28,593,539 km (0.058 R)
• M49: 30,517,517 km (0.104 R)
• M50: 31,196,542 km (0.108 R)
• M51: 31,880,503 km (0.114 R)
• M52: 31,966,372 km (0.087 R)
• M53: 32,310,447 km (0.033 R)
• M54: 33,437,368 km (0.09 R)
• M55: 34,312,964 km (0.057 R)
• M56: 34,665,417 km (0.089 R)
• M57: 34,930,355 km (0.107 R)
• M58: 36,265,665 km (0.04 R)
• M59: 37,436,418 km (0.086 R)
• M60: 37,889,999 km (0.119 R)
• M61: 39,169,809 km (0.095 R)
• M62: 40,370,781 km (0.069 R)
• M63: 41,209,277 km (0.098 R)
• M64: 41,677,518 km (0.063 R)
• M65: 42,336,048 km (0.111 R)
• M66: 44,332,431 km (0.079 R)
• M67: 47,335,010 km (0.041 R)
• M68: 47,727,256 km (0.111 R)
• M69: 48,811,242 km (0.079 R)
• M70: 49,604,859 km (0.058 R)
• M71: 51,003,748 km (0.109 R)
• M72: 52,719,636 km (0.118 R)
• M73: 53,737,949 km (0.074 R)
• M74: 54,968,391 km (0.051 R)
• M75: 56,000,766 km (0.079 R)
• M76: 58,084,814 km (0.083 R)
• M77: 58,820,237 km (0.078 R)
• M78: 62,328,457 km (0.105 R)
• M79: 63,404,814 km (0.093 R)
• M80: 64,270,387 km (0.099 R)
• M81: 64,922,035 km (0.098 R)
• M82: 69,656,359 km (0.069 R)
• M83: 69,767,809 km (0.099 R)
• M84: 70,661,208 km (0.075 R)
• M85: 70,773,257 km (0.041 R)
• M86: 72,121,283 km (0.049 R)
• M87: 73,137,801 km (0.114 R)
• M88: 74,386,644 km (0.095 R)
• M89: 74,500,637 km (0.051 R)
• M90: 75,757,110 km (0.082 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 434 - 19,450 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit