🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.51 AU - 0.67 AU

Year: 293 Days

Day: 12.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 19,368,134 km

• M1: 675,734 km (0.085 R)

Asteroid Belt

Center: 1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427.6

Radius: 11.5

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.12 AU - 1.7 AU

Year: 1081 Days

Day: 14.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 155.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 19,368,134 km

• M1: 147,204 km (0.113 R)
• M2: 242,349 km (0.075 R)
• M3: 319,840 km (0.105 R)
• M4: 436,826 km (0.027 R)
• M5: 533,017 km (0.09 R)
• M6: 622,477 km (0.098 R)
• M7: 734,376 km (0.096 R)
• M8: 813,064 km (0.088 R)
• M9: 1,219,223 km (0.118 R)
• M10: 1,307,785 km (0.09 R)
• M11: 1,384,678 km (0.068 R)
• M12: 1,463,067 km (0.063 R)
• M13: 1,557,763 km (0.078 R)
• M14: 1,639,593 km (0.088 R)
• M15: 1,745,807 km (0.109 R)
• M16: 1,838,857 km (0.073 R)
• M17: 1,949,709 km (0.091 R)
• M18: 2,128,329 km (0.087 R)
• M19: 2,228,260 km (0.089 R)
• M20: 2,493,497 km (0.099 R)
• M21: 2,896,963 km (0.082 R)
• M22: 3,111,187 km (0.094 R)
• M23: 3,263,328 km (0.079 R)
• M24: 3,476,804 km (0.114 R)
• M25: 3,805,471 km (0.059 R)
• M26: 4,009,672 km (0.062 R)
• M27: 4,144,459 km (0.082 R)
• M28: 4,217,613 km (0.114 R)
• M29: 4,301,687 km (0.097 R)
• M30: 4,407,752 km (0.098 R)
• M31: 4,611,504 km (0.063 R)
• M32: 4,906,661 km (0.088 R)
• M33: 5,129,262 km (0.107 R)
• M34: 5,446,410 km (0.072 R)
• M35: 5,584,339 km (0.051 R)
• M36: 5,735,134 km (0.094 R)
• M37: 6,219,531 km (0.117 R)
• M38: 6,315,573 km (0.117 R)
• M39: 6,484,918 km (0.061 R)
• M40: 6,631,225 km (0.086 R)
• M41: 6,741,778 km (0.08 R)
• M42: 6,927,279 km (0.102 R)
• M43: 7,077,026 km (0.043 R)
• M44: 7,379,513 km (0.091 R)
• M45: 7,570,699 km (0.06 R)
• M46: 7,789,561 km (0.039 R)
• M47: 7,906,247 km (0.084 R)
• M48: 8,088,906 km (0.114 R)
• M49: 8,445,099 km (0.091 R)
• M50: 8,605,169 km (0.03 R)
• M51: 8,725,745 km (0.106 R)
• M52: 8,955,228 km (0.096 R)
• M53: 9,214,032 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.7

Radius: 9.3

Gravity: 8.83 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2.92 AU - 3.3 AU

Year: 3541 Days

Day: 5.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 19,368,134 km

• M1: 127,158 km (0.118 R)
• M2: 207,791 km (0.066 R)
• M3: 435,031 km (0.103 R)
• M4: 697,126 km (0.068 R)
• M5: 875,297 km (0.026 R)
• M6: 934,239 km (0.12 R)
• M7: 1,006,794 km (0.095 R)
• M8: 1,119,441 km (0.082 R)
• M9: 1,412,802 km (0.093 R)
• M10: 1,525,599 km (0.062 R)
• M11: 1,641,388 km (0.083 R)
• M12: 1,790,387 km (0.107 R)
• M13: 1,897,499 km (0.112 R)
• M14: 1,959,583 km (0.058 R)
• M15: 2,567,099 km (0.069 R)
• M16: 2,846,997 km (0.031 R)
• M17: 2,972,659 km (0.065 R)
• M18: 3,100,117 km (0.076 R)
• M19: 3,493,709 km (0.032 R)
• M20: 3,686,690 km (0.084 R)
• M21: 3,764,780 km (0.117 R)
• M22: 3,962,848 km (0.084 R)
• M23: 4,451,883 km (0.103 R)
• M24: 4,556,153 km (0.065 R)
• M25: 4,619,133 km (0.092 R)
• M26: 4,767,235 km (0.088 R)
• M27: 5,089,918 km (0.106 R)
• M28: 5,177,283 km (0.098 R)
• M29: 5,442,071 km (0.054 R)
• M30: 5,643,580 km (0.11 R)
• M31: 5,893,259 km (0.098 R)
• M32: 5,962,074 km (0.075 R)
• M33: 6,031,038 km (0.056 R)
• M34: 6,169,865 km (0.084 R)
• M35: 6,497,933 km (0.097 R)
• M36: 7,367,546 km (0.077 R)
• M37: 7,491,113 km (0.072 R)
• M38: 7,565,763 km (0.096 R)
• M39: 7,765,775 km (0.065 R)
• M40: 7,916,869 km (0.071 R)
• M41: 8,018,147 km (0.107 R)
• M42: 8,145,454 km (0.086 R)
• M43: 9,134,446 km (0.11 R)
• M44: 9,214,032 km (0.111 R)
• M45: 9,320,695 km (0.08 R)
• M46: 9,481,363 km (0.062 R)
• M47: 10,437,144 km (0.072 R)
• M48: 10,743,820 km (0.042 R)
• M49: 11,624,203 km (0.03 R)
• M50: 12,439,063 km (0.103 R)
• M51: 12,734,519 km (0.072 R)
• M52: 13,002,598 km (0.087 R)
• M53: 13,092,207 km (0.081 R)
• M54: 14,062,200 km (0.095 R)
• M55: 14,246,654 km (0.1 R)
• M56: 14,462,823 km (0.102 R)
• M57: 14,524,906 km (0.095 R)
• M58: 14,804,804 km (0.106 R)
• M59: 14,898,602 km (0.103 R)
• M60: 14,992,549 km (0.039 R)
• M61: 16,070,701 km (0.083 R)
• M62: 16,651,739 km (0.078 R)
• M63: 16,846,815 km (0.091 R)
• M64: 18,167,315 km (0.098 R)
• M65: 18,334,715 km (0.079 R)
• M66: 19,111,427 km (0.073 R)
• M67: 19,179,494 km (0.116 R)
• M68: 19,315,778 km (0.069 R)
• M69: 19,555,134 km (0.09 R)
• M70: 19,658,058 km (0.037 R)
• M71: 20,661,860 km (0.049 R)
• M72: 21,258,007 km (0.046 R)
• M73: 21,469,838 km (0.099 R)
• M74: 23,080,408 km (0.094 R)
• M75: 23,261,721 km (0.105 R)
• M76: 24,028,560 km (0.088 R)
• M77: 24,766,675 km (0.075 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 44.4

Radius: 3.7

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 4.78 AU - 7.72 AU

Year: 10089 Days

Day: 23.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 19,368,134 km

• M1: 113,395 km (0.075 R)
• M2: 337,194 km (0.07 R)
• M3: 666,159 km (0.064 R)
• M4: 889,659 km (0.08 R)
• M5: 1,025,793 km (0.092 R)
• M6: 1,112,859 km (0.113 R)
• M7: 1,400,386 km (0.07 R)
• M8: 2,534,038 km (0.092 R)
• M9: 3,032,349 km (0.112 R)
• M10: 3,268,713 km (0.059 R)
• M11: 3,692,225 km (0.087 R)
• M12: 4,341,929 km (0.054 R)
• M13: 4,412,389 km (0.053 R)
• M14: 4,915,786 km (0.106 R)
• M15: 6,633,020 km (0.108 R)
• M16: 7,734,659 km (0.071 R)
• M17: 8,099,977 km (0.094 R)
• M18: 8,514,812 km (0.065 R)
• M19: 9,501,709 km (0.064 R)
• M20: 10,595,269 km (0.086 R)
• M21: 11,410,727 km (0.114 R)
• M22: 11,678,956 km (0.057 R)
• M23: 11,727,875 km (0.11 R)
• M24: 11,752,409 km (0.084 R)
• M25: 12,023,181 km (0.049 R)
• M26: 12,321,030 km (0.117 R)
• M27: 12,520,893 km (0.032 R)
• M28: 14,341,050 km (0.094 R)
• M29: 15,028,004 km (0.119 R)
• M30: 15,054,632 km (0.116 R)
• M31: 15,429,076 km (0.036 R)
• M32: 15,644,497 km (0.029 R)
• M33: 16,269,367 km (0.101 R)
• M34: 16,461,151 km (0.037 R)
• M35: 16,543,580 km (0.063 R)
• M36: 16,985,342 km (0.088 R)
• M37: 17,319,394 km (0.117 R)
• M38: 18,476,683 km (0.057 R)
• M39: 18,992,646 km (0.093 R)
• M40: 19,078,964 km (0.114 R)
• M41: 19,165,582 km (0.099 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 166 - 11,028 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit