🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.55 AU - 0.73 AU

Year: 326 Days

Day: 33.4 Hours

Environment

Temp: -136 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.05 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648

Radius: 13.3

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.27 AU - 1.63 AU

Year: 1110 Days

Day: 6.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 39,502,720 km

• M1: 165,605 km (0.099 R)
• M2: 589,864 km (0.07 R)
• M3: 1,153,848 km (0.094 R)
• M4: 1,618,948 km (0.083 R)
• M5: 4,094,195 km (0.119 R)
• M6: 4,735,371 km (0.119 R)
• M7: 5,645,524 km (0.067 R)
• M8: 6,307,645 km (0.058 R)
• M9: 6,902,446 km (0.076 R)
• M10: 9,198,175 km (0.065 R)
• M11: 9,964,415 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.7

Radius: 9.9

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.59 AU - 4.41 AU

Year: 5087 Days

Day: 12.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 39,502,720 km

• M1: 123,119 km (0.064 R)
• M2: 485,894 km (0.105 R)
• M3: 3,382,707 km (0.111 R)
• M4: 7,575,337 km (0.09 R)
• M5: 9,090,464 km (0.096 R)
• M6: 11,773,502 km (0.088 R)
• M7: 15,051,939 km (0.116 R)
• M8: 15,377,165 km (0.074 R)
• M9: 15,762,679 km (0.073 R)
• M10: 18,458,432 km (0.058 R)
• M11: 18,956,743 km (0.102 R)
• M12: 20,176,265 km (0.052 R)
• M13: 25,811,766 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376.8

Radius: 10.6

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 3.6 AU - 4.58 AU

Year: 5259 Days

Day: 6.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,502,720 km

• M1: 131,796 km (0.116 R)
• M2: 510,877 km (0.094 R)
• M3: 950,395 km (0.118 R)
• M4: 1,280,408 km (0.112 R)
• M5: 1,798,017 km (0.073 R)
• M6: 2,198,490 km (0.071 R)
• M7: 3,794,550 km (0.078 R)
• M8: 4,344,173 km (0.117 R)
• M9: 4,996,718 km (0.115 R)
• M10: 5,548,435 km (0.078 R)
• M11: 5,967,160 km (0.08 R)
• M12: 6,497,335 km (0.081 R)
• M13: 8,207,238 km (0.061 R)
• M14: 10,075,865 km (0.083 R)
• M15: 10,405,878 km (0.059 R)
• M16: 11,528,910 km (0.105 R)
• M17: 13,313,014 km (0.07 R)
• M18: 13,660,829 km (0.11 R)
• M19: 14,582,950 km (0.064 R)
• M20: 15,059,270 km (0.117 R)
• M21: 16,837,689 km (0.111 R)
• M22: 18,382,437 km (0.095 R)
• M23: 18,814,027 km (0.105 R)
• M24: 19,890,383 km (0.11 R)
• M25: 21,958,125 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718.3

Radius: 10.6

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 3.97 AU - 5.77 AU

Year: 6833 Days

Day: 6.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 39,502,720 km

• M1: 131,945 km (0.113 R)
• M2: 516,561 km (0.096 R)
• M3: 897,886 km (0.103 R)
• M4: 1,424,172 km (0.057 R)
• M5: 1,903,035 km (0.11 R)
• M6: 2,347,939 km (0.116 R)
• M7: 3,338,875 km (0.076 R)
• M8: 4,217,762 km (0.107 R)
• M9: 4,670,446 km (0.099 R)
• M10: 5,800,358 km (0.108 R)
• M11: 6,226,114 km (0.09 R)
• M12: 7,982,393 km (0.118 R)
• M13: 8,931,741 km (0.058 R)
• M14: 10,093,817 km (0.07 R)
• M15: 10,808,446 km (0.092 R)
• M16: 13,777,814 km (0.111 R)
• M17: 14,657,300 km (0.114 R)
• M18: 15,449,570 km (0.118 R)
• M19: 18,552,978 km (0.097 R)
• M20: 18,976,939 km (0.096 R)
• M21: 20,813,701 km (0.047 R)
• M22: 23,662,643 km (0.108 R)
• M23: 25,439,417 km (0.053 R)
• M24: 30,707,955 km (0.105 R)
• M25: 32,922,303 km (0.117 R)
• M26: 33,544,331 km (0.081 R)
• M27: 33,963,205 km (0.08 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 143.6

Radius: 7.7

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 6.77 AU - 7.11 AU

Year: 11624 Days

Day: 18.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 39,502,720 km

• M1: 96,191 km (0.08 R)
• M2: 1,003,802 km (0.096 R)
• M3: 1,418,487 km (0.098 R)
• M4: 1,817,913 km (0.061 R)
• M5: 2,471,207 km (0.102 R)
• M6: 3,720,649 km (0.057 R)
• M7: 4,308,119 km (0.055 R)
• M8: 5,432,048 km (0.077 R)
• M9: 8,284,431 km (0.116 R)
• M10: 10,768,653 km (0.089 R)
• M11: 17,336,897 km (0.097 R)
• M12: 25,177,471 km (0.099 R)
• M13: 28,123,801 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 239.7

Radius: 3.8

Gravity: 16.6 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 6.36 AU - 10.5 AU

Year: 15562 Days

Day: 24.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 39,502,720 km

• M1: 47,273 km (0.066 R)
• M2: 185,352 km (0.096 R)
• M3: 398,978 km (0.078 R)
• M4: 738,415 km (0.11 R)
• M5: 1,140,983 km (0.051 R)
• M6: 1,423,424 km (0.054 R)
• M7: 1,940,584 km (0.112 R)
• M8: 2,232,599 km (0.11 R)
• M9: 2,436,800 km (0.108 R)
• M10: 2,653,268 km (0.085 R)
• M11: 2,947,228 km (0.105 R)
• M12: 3,102,211 km (0.094 R)
• M13: 3,550,406 km (0.114 R)
• M14: 3,777,047 km (0.071 R)
• M15: 4,544,634 km (0.105 R)
• M16: 6,986,071 km (0.052 R)
• M17: 7,835,637 km (0.084 R)
• M18: 8,004,982 km (0.106 R)
• M19: 8,842,730 km (0.088 R)
• M20: 8,980,211 km (0.118 R)
• M21: 12,606,613 km (0.077 R)
• M22: 13,015,464 km (0.049 R)
• M23: 13,253,025 km (0.059 R)
• M24: 18,633,462 km (0.091 R)
• M25: 19,087,342 km (0.07 R)
• M26: 19,626,193 km (0.095 R)
• M27: 22,050,726 km (0.099 R)
• M28: 25,122,868 km (0.1 R)
• M29: 27,000,471 km (0.092 R)
• M30: 28,369,142 km (0.066 R)
• M31: 32,207,374 km (0.101 R)
• M32: 37,803,831 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 845.8

Radius: 4.3

Gravity: 45.74 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 6.82 AU - 10.96 AU

Year: 16853 Days

Day: 19.3 Hours

Environment

Temp: -234 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 39,502,720 km

• M1: 53,556 km (0.084 R)
• M2: 232,475 km (0.107 R)
• M3: 380,427 km (0.066 R)
• M4: 838,945 km (0.098 R)
• M5: 1,190,500 km (0.074 R)
• M6: 1,738,028 km (0.118 R)
• M7: 1,902,735 km (0.102 R)
• M8: 2,263,715 km (0.086 R)
• M9: 3,093,983 km (0.11 R)
• M10: 3,983,941 km (0.12 R)
• M11: 4,238,706 km (0.068 R)
• M12: 5,961,326 km (0.12 R)
• M13: 6,380,200 km (0.075 R)
• M14: 6,818,372 km (0.12 R)
• M15: 15,459,893 km (0.119 R)
• M16: 15,615,624 km (0.094 R)
• M17: 16,328,757 km (0.096 R)
• M18: 19,219,736 km (0.09 R)
• M19: 20,785,577 km (0.094 R)
• M20: 22,038,758 km (0.072 R)
• M21: 22,834,469 km (0.084 R)
• M22: 25,444,653 km (0.103 R)
• M23: 33,666,103 km (0.093 R)
• M24: 34,058,947 km (0.093 R)
• M25: 34,987,501 km (0.065 R)
• M26: 42,725,152 km (0.114 R)
• M27: 46,826,677 km (0.038 R)
• M28: 47,479,971 km (0.112 R)
• M29: 52,400,095 km (0.066 R)
• M30: 53,104,252 km (0.101 R)
• M31: 55,436,483 km (0.083 R)
• M32: 55,984,161 km (0.112 R)
• M33: 58,777,153 km (0.067 R)
• M34: 59,156,384 km (0.115 R)
• M35: 60,303,949 km (0.114 R)
• M36: 61,661,550 km (0.081 R)
• M37: 62,643,510 km (0.081 R)
• M38: 63,039,346 km (0.051 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 878.7

Radius: 4.9

Gravity: 36.6 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 8.59 AU - 9.87 AU

Year: 17829 Days

Day: 16.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 39,502,720 km

• M1: 75,846 km (0.12 R)
• M2: 241,002 km (0.084 R)
• M3: 602,580 km (0.106 R)
• M4: 2,253,393 km (0.096 R)
• M5: 2,861,059 km (0.115 R)
• M6: 3,285,768 km (0.088 R)
• M7: 3,571,799 km (0.049 R)
• M8: 3,812,502 km (0.044 R)
• M9: 4,393,540 km (0.071 R)
• M10: 5,106,523 km (0.101 R)
• M11: 7,221,239 km (0.107 R)
• M12: 8,682,810 km (0.079 R)
• M13: 9,454,436 km (0.064 R)
• M14: 10,330,930 km (0.115 R)
• M15: 10,573,578 km (0.12 R)
• M16: 10,819,965 km (0.119 R)
• M17: 11,133,223 km (0.064 R)
• M18: 12,109,648 km (0.042 R)
• M19: 12,722,252 km (0.069 R)
• M20: 14,990,455 km (0.108 R)
• M21: 16,754,513 km (0.102 R)
• M22: 22,563,248 km (0.119 R)
• M23: 24,333,440 km (0.115 R)
• M24: 25,970,490 km (0.084 R)
• M25: 26,419,134 km (0.092 R)
• M26: 30,072,912 km (0.08 R)
• M27: 31,446,370 km (0.078 R)
• M28: 34,857,800 km (0.103 R)
• M29: 41,330,900 km (0.117 R)
• M30: 44,768,509 km (0.042 R)
• M31: 48,054,426 km (0.072 R)
• M32: 50,796,406 km (0.083 R)
• M33: 54,185,546 km (0.097 R)
• M34: 54,734,121 km (0.102 R)
• M35: 56,777,179 km (0.115 R)
• M36: 71,419,370 km (0.081 R)
• M37: 75,209,582 km (0.057 R)
• M38: 75,436,521 km (0.064 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 101.7

Radius: 3.3

Gravity: 9.34 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 9.59 AU - 9.95 AU

Year: 19417 Days

Day: 22.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 39,502,720 km

• M1: 40,990 km (0.045 R)
• M2: 182,360 km (0.113 R)
• M3: 342,729 km (0.065 R)
• M4: 455,526 km (0.083 R)
• M5: 703,110 km (0.086 R)
• M6: 843,882 km (0.114 R)
• M7: 1,228,049 km (0.066 R)
• M8: 1,370,765 km (0.054 R)
• M9: 1,524,552 km (0.086 R)
• M10: 1,762,113 km (0.087 R)
• M11: 1,944,174 km (0.11 R)
• M12: 2,363,946 km (0.05 R)
• M13: 2,721,185 km (0.108 R)
• M14: 3,565,516 km (0.092 R)
• M15: 4,190,536 km (0.117 R)
• M16: 4,627,062 km (0.117 R)
• M17: 5,123,278 km (0.094 R)
• M18: 7,621,563 km (0.108 R)
• M19: 7,860,620 km (0.109 R)
• M20: 11,130,231 km (0.071 R)
• M21: 12,123,561 km (0.077 R)
• M22: 13,576,456 km (0.056 R)
• M23: 14,954,850 km (0.045 R)
• M24: 17,363,825 km (0.109 R)
• M25: 17,986,451 km (0.106 R)
• M26: 18,767,651 km (0.118 R)
• M27: 36,955,162 km (0.096 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 205 - 18,202 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit