🌌 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: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.49 AU - 0.59 AU

Year: 260 Days

Day: 29.6 Hours

Environment

Temp: -121 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 55,654,267 km

• M1: 459,415 km (0.053 R)
• M2: 514,617 km (0.084 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.44 AU - 0.66 AU

Year: 268 Days

Day: 47.1 Hours

Environment

Temp: -121 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.2

Radius: 8.2

Gravity: 8.97 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.66 AU - 0.94 AU

Year: 469 Days

Day: 10.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 55,654,267 km

• M1: 104,719 km (0.096 R)
• M2: 192,682 km (0.104 R)
• M3: 255,364 km (0.07 R)
• M4: 316,399 km (0.113 R)
• M5: 433,235 km (0.066 R)
• M6: 506,688 km (0.113 R)
• M7: 631,602 km (0.117 R)
• M8: 733,329 km (0.111 R)
• M9: 836,551 km (0.096 R)
• M10: 977,323 km (0.088 R)
• M11: 1,096,702 km (0.111 R)
• M12: 1,155,793 km (0.066 R)
• M13: 1,403,228 km (0.112 R)
• M14: 1,456,784 km (0.089 R)
• M15: 1,538,764 km (0.063 R)
• M16: 1,627,774 km (0.092 R)
• M17: 1,776,325 km (0.061 R)
• M18: 1,875,957 km (0.111 R)
• M19: 2,031,838 km (0.076 R)
• M20: 2,280,171 km (0.03 R)
• M21: 2,395,062 km (0.06 R)
• M22: 2,446,823 km (0.105 R)
• M23: 2,744,822 km (0.103 R)
• M24: 2,798,976 km (0.083 R)
• M25: 2,922,394 km (0.081 R)
• M26: 2,984,627 km (0.053 R)
• M27: 3,096,676 km (0.071 R)
• M28: 3,160,255 km (0.053 R)
• M29: 3,217,102 km (0.032 R)
• M30: 3,310,302 km (0.086 R)
• M31: 3,418,910 km (0.119 R)
• M32: 3,514,204 km (0.058 R)
• M33: 3,610,245 km (0.12 R)
• M34: 3,827,611 km (0.098 R)
• M35: 3,934,125 km (0.12 R)
• M36: 3,995,460 km (0.086 R)
• M37: 4,088,061 km (0.054 R)
• M38: 4,243,942 km (0.118 R)
• M39: 4,377,982 km (0.071 R)
• M40: 4,529,524 km (0.086 R)
• M41: 4,601,930 km (0.074 R)
• M42: 4,756,016 km (0.082 R)
• M43: 4,854,152 km (0.085 R)
• M44: 4,969,641 km (0.062 R)
• M45: 5,027,685 km (0.076 R)
• M46: 5,086,028 km (0.095 R)
• M47: 5,161,276 km (0.073 R)
• M48: 5,262,255 km (0.111 R)
• M49: 5,329,873 km (0.089 R)
• M50: 5,389,263 km (0.115 R)
• M51: 5,474,684 km (0.056 R)
• M52: 5,586,284 km (0.056 R)
• M53: 5,742,015 km (0.058 R)
• M54: 5,916,895 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.4

Radius: 10.2

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.85 AU - 0.95 AU

Year: 560 Days

Day: 11.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 55,654,267 km

• M1: 127,308 km (0.048 R)
• M2: 195,674 km (0.111 R)
• M3: 294,109 km (0.12 R)
• M4: 378,183 km (0.118 R)
• M5: 464,651 km (0.092 R)
• M6: 602,879 km (0.113 R)
• M7: 735,274 km (0.085 R)
• M8: 801,994 km (0.119 R)
• M9: 904,170 km (0.094 R)
• M10: 968,646 km (0.077 R)
• M11: 1,066,334 km (0.082 R)
• M12: 1,138,889 km (0.074 R)
• M13: 1,272,330 km (0.075 R)
• M14: 1,354,010 km (0.085 R)
• M15: 1,450,950 km (0.081 R)
• M16: 1,605,634 km (0.079 R)
• M17: 1,680,283 km (0.12 R)
• M18: 1,785,002 km (0.072 R)
• M19: 1,996,084 km (0.053 R)
• M20: 2,071,781 km (0.097 R)
• M21: 2,138,053 km (0.087 R)
• M22: 2,257,133 km (0.119 R)
• M23: 2,373,221 km (0.086 R)
• M24: 2,448,169 km (0.111 R)
• M25: 2,545,707 km (0.099 R)
• M26: 2,611,530 km (0.118 R)
• M27: 2,733,602 km (0.049 R)
• M28: 2,903,246 km (0.101 R)
• M29: 3,006,618 km (0.118 R)
• M30: 3,128,989 km (0.116 R)
• M31: 3,229,220 km (0.087 R)
• M32: 3,438,956 km (0.083 R)
• M33: 3,518,093 km (0.106 R)
• M34: 3,640,913 km (0.103 R)
• M35: 3,840,477 km (0.092 R)
• M36: 3,967,036 km (0.119 R)
• M37: 4,114,390 km (0.118 R)
• M38: 4,500,652 km (0.101 R)
• M39: 4,573,955 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.6

Radius: 13.6

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.15 AU - 1.17 AU

Year: 820 Days

Day: 11.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 55,654,267 km

• M1: 169,345 km (0.07 R)
• M2: 257,159 km (0.111 R)
• M3: 346,618 km (0.112 R)
• M4: 458,966 km (0.107 R)
• M5: 560,244 km (0.085 R)
• M6: 676,332 km (0.12 R)
• M7: 812,765 km (0.081 R)
• M8: 930,648 km (0.117 R)
• M9: 1,301,801 km (0.068 R)
• M10: 1,449,603 km (0.09 R)
• M11: 1,660,836 km (0.104 R)
• M12: 1,852,470 km (0.087 R)
• M13: 1,966,464 km (0.031 R)
• M14: 2,130,124 km (0.114 R)
• M15: 2,249,952 km (0.03 R)
• M16: 2,504,867 km (0.087 R)
• M17: 2,631,726 km (0.11 R)
• M18: 2,778,182 km (0.112 R)
• M19: 2,909,679 km (0.079 R)
• M20: 3,025,318 km (0.032 R)
• M21: 3,179,104 km (0.092 R)
• M22: 3,298,483 km (0.105 R)
• M23: 3,475,607 km (0.053 R)
• M24: 3,627,449 km (0.064 R)
• M25: 3,752,363 km (0.115 R)
• M26: 4,066,070 km (0.114 R)
• M27: 4,185,898 km (0.051 R)
• M28: 4,368,108 km (0.116 R)
• M29: 4,677,477 km (0.092 R)
• M30: 4,866,568 km (0.097 R)
• M31: 5,101,287 km (0.109 R)
• M32: 5,317,905 km (0.081 R)
• M33: 5,405,420 km (0.079 R)
• M34: 6,168,818 km (0.093 R)
• M35: 6,295,527 km (0.104 R)
• M36: 6,434,803 km (0.057 R)
• M37: 6,539,821 km (0.101 R)
• M38: 6,799,223 km (0.078 R)
• M39: 7,074,035 km (0.074 R)
• M40: 7,352,586 km (0.118 R)
• M41: 7,499,341 km (0.098 R)
• M42: 7,870,643 km (0.039 R)
• M43: 8,235,213 km (0.11 R)
• M44: 8,528,275 km (0.087 R)
• M45: 8,708,391 km (0.056 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.3

Radius: 12.3

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3.74 AU - 4.96 AU

Year: 5952 Days

Day: 10.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 55,654,267 km

• M1: 271,371 km (0.07 R)
• M2: 594,203 km (0.055 R)
• M3: 721,511 km (0.059 R)
• M4: 967,001 km (0.116 R)
• M5: 1,086,679 km (0.115 R)
• M6: 1,204,562 km (0.054 R)
• M7: 1,297,762 km (0.111 R)
• M8: 1,538,315 km (0.102 R)
• M9: 1,777,372 km (0.11 R)
• M10: 1,868,178 km (0.087 R)
• M11: 2,167,673 km (0.113 R)
• M12: 2,501,276 km (0.1 R)
• M13: 2,594,476 km (0.1 R)
• M14: 2,688,723 km (0.066 R)
• M15: 2,812,889 km (0.071 R)
• M16: 3,278,587 km (0.099 R)
• M17: 3,822,076 km (0.057 R)
• M18: 4,148,499 km (0.099 R)
• M19: 4,598,040 km (0.12 R)
• M20: 5,289,631 km (0.04 R)
• M21: 5,727,654 km (0.079 R)
• M22: 7,325,060 km (0.113 R)
• M23: 7,717,455 km (0.117 R)
• M24: 8,006,029 km (0.046 R)
• M25: 8,242,244 km (0.086 R)
• M26: 8,340,231 km (0.074 R)
• M27: 8,993,525 km (0.092 R)
• M28: 9,079,843 km (0.075 R)
• M29: 9,692,745 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 200

Radius: 5.6

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 8.78 AU - 12.74 AU

Year: 23154 Days

Day: 23.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 55,654,267 km

• M1: 117,135 km (0.116 R)
• M2: 497,712 km (0.035 R)
• M3: 1,827,338 km (0.09 R)
• M4: 2,180,987 km (0.096 R)
• M5: 2,351,379 km (0.097 R)
• M6: 2,409,124 km (0.076 R)
• M7: 2,645,040 km (0.12 R)
• M8: 3,396,171 km (0.108 R)
• M9: 3,593,790 km (0.077 R)
• M10: 4,104,068 km (0.098 R)
• M11: 4,782,494 km (0.064 R)
• M12: 5,380,587 km (0.108 R)
• M13: 5,572,371 km (0.104 R)
• M14: 5,727,354 km (0.105 R)
• M15: 5,923,028 km (0.065 R)
• M16: 6,002,016 km (0.098 R)
• M17: 7,269,409 km (0.089 R)
• M18: 7,481,240 km (0.099 R)
• M19: 8,526,779 km (0.114 R)
• M20: 8,885,366 km (0.118 R)
• M21: 8,930,544 km (0.091 R)
• M22: 9,066,529 km (0.094 R)
• M23: 9,340,442 km (0.088 R)
• M24: 9,849,823 km (0.032 R)
• M25: 9,896,647 km (0.081 R)
• M26: 10,226,062 km (0.112 R)
• M27: 10,943,832 km (0.119 R)
• M28: 11,040,772 km (0.079 R)
• M29: 12,025,874 km (0.071 R)
• M30: 12,377,279 km (0.088 R)
• M31: 12,732,125 km (0.084 R)
• M32: 15,091,284 km (0.089 R)
• M33: 15,253,298 km (0.114 R)
• M34: 15,307,453 km (0.075 R)
• M35: 15,797,535 km (0.099 R)
• M36: 15,907,190 km (0.097 R)
• M37: 16,570,059 km (0.064 R)
• M38: 17,467,945 km (0.051 R)
• M39: 17,524,493 km (0.093 R)
• M40: 17,638,038 km (0.111 R)
• M41: 17,865,726 km (0.092 R)
• M42: 18,037,015 km (0.072 R)
• M43: 18,728,157 km (0.098 R)
• M44: 19,076,870 km (0.065 R)
• M45: 19,252,049 km (0.113 R)
• M46: 19,369,035 km (0.099 R)
• M47: 19,486,469 km (0.094 R)
• M48: 19,721,786 km (0.102 R)
• M49: 19,898,910 km (0.048 R)
• M50: 20,017,242 km (0.087 R)
• M51: 21,274,463 km (0.076 R)
• M52: 21,638,285 km (0.062 R)
• M53: 21,820,944 km (0.103 R)
• M54: 21,943,016 km (0.06 R)
• M55: 22,433,697 km (0.087 R)
• M56: 22,989,902 km (0.066 R)
• M57: 24,305,465 km (0.112 R)
• M58: 24,812,901 km (0.085 R)
• M59: 26,161,825 km (0.074 R)
• M60: 26,747,202 km (0.092 R)
• M61: 27,271,093 km (0.1 R)
• M62: 27,468,413 km (0.117 R)
• M63: 27,997,092 km (0.082 R)
• M64: 29,064,174 km (0.033 R)
• M65: 29,670,344 km (0.071 R)
• M66: 29,941,116 km (0.049 R)
• M67: 31,513,689 km (0.077 R)
• M68: 32,414,418 km (0.061 R)
• M69: 33,464,146 km (0.064 R)
• M70: 33,816,449 km (0.109 R)
• M71: 34,453,886 km (0.109 R)
• M72: 35,309,885 km (0.102 R)
• M73: 37,042,826 km (0.1 R)
• M74: 38,213,430 km (0.114 R)
• M75: 41,721,649 km (0.066 R)
• M76: 43,629,172 km (0.111 R)
• M77: 43,782,958 km (0.092 R)
• M78: 44,245,515 km (0.065 R)
• M79: 45,097,774 km (0.113 R)
• M80: 47,845,438 km (0.054 R)
• M81: 48,083,448 km (0.072 R)
• M82: 48,162,885 km (0.11 R)
• M83: 48,480,930 km (0.036 R)
• M84: 50,162,709 km (0.091 R)
• M85: 50,323,826 km (0.09 R)
• M86: 51,213,185 km (0.068 R)
• M87: 52,598,013 km (0.117 R)
• M88: 53,336,129 km (0.093 R)
• M89: 54,408,297 km (0.072 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 537 - 19,470 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit