🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.52 AU - 0.72 AU

Year: 320 Days

Day: 19.9 Hours

Environment

Temp: -131 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.52 AU - 0.72 AU

Year: 320 Days

Day: 39.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 0.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.1 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 339

Radius: 12.2

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.31 AU - 1.85 AU

Year: 1303 Days

Day: 13.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 54,270,731 km

• M1: 151,692 km (0.087 R)
• M2: 573,708 km (0.099 R)
• M3: 1,166,863 km (0.051 R)
• M4: 1,836,314 km (0.097 R)
• M5: 2,328,940 km (0.106 R)
• M6: 3,302,822 km (0.103 R)
• M7: 4,198,464 km (0.116 R)
• M8: 4,989,687 km (0.115 R)
• M9: 5,401,979 km (0.112 R)
• M10: 6,666,231 km (0.095 R)
• M11: 7,499,940 km (0.046 R)
• M12: 8,323,925 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.4

Radius: 14.2

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 3.06 AU - 4.48 AU

Year: 4802 Days

Day: 10.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,270,731 km

• M1: 176,825 km (0.073 R)
• M2: 800,797 km (0.116 R)
• M3: 1,413,849 km (0.106 R)
• M4: 1,863,840 km (0.087 R)
• M5: 3,253,006 km (0.116 R)
• M6: 4,446,498 km (0.062 R)
• M7: 5,383,728 km (0.102 R)
• M8: 6,418,646 km (0.086 R)
• M9: 7,345,555 km (0.115 R)
• M10: 8,958,369 km (0.079 R)
• M11: 9,706,209 km (0.078 R)
• M12: 11,507,517 km (0.049 R)
• M13: 12,728,984 km (0.109 R)
• M14: 13,270,977 km (0.048 R)
• M15: 14,454,595 km (0.097 R)
• M16: 15,539,778 km (0.095 R)
• M17: 16,331,450 km (0.12 R)
• M18: 18,241,815 km (0.077 R)
• M19: 18,741,920 km (0.082 R)
• M20: 20,970,031 km (0.053 R)
• M21: 21,937,032 km (0.114 R)
• M22: 23,369,880 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.1

Radius: 10.3

Gravity: 5.88 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 4.08 AU - 4.62 AU

Year: 5952 Days

Day: 13.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 54,270,731 km

• M1: 128,056 km (0.069 R)
• M2: 496,216 km (0.084 R)
• M3: 943,514 km (0.109 R)
• M4: 1,403,976 km (0.083 R)
• M5: 2,435,154 km (0.073 R)
• M6: 2,898,908 km (0.095 R)
• M7: 3,233,408 km (0.094 R)
• M8: 3,571,948 km (0.117 R)
• M9: 4,446,946 km (0.073 R)
• M10: 4,813,311 km (0.116 R)
• M11: 5,636,698 km (0.106 R)
• M12: 6,003,811 km (0.033 R)
• M13: 7,380,561 km (0.073 R)
• M14: 7,858,227 km (0.105 R)
• M15: 8,673,385 km (0.116 R)
• M16: 11,170,174 km (0.081 R)
• M17: 11,949,280 km (0.089 R)
• M18: 12,403,309 km (0.068 R)
• M19: 14,675,850 km (0.074 R)
• M20: 15,138,257 km (0.086 R)
• M21: 15,729,917 km (0.108 R)
• M22: 16,460,104 km (0.099 R)
• M23: 17,340,488 km (0.112 R)
• M24: 18,384,681 km (0.102 R)
• M25: 20,959,410 km (0.077 R)
• M26: 23,216,393 km (0.054 R)
• M27: 23,923,841 km (0.057 R)
• M28: 24,484,085 km (0.106 R)
• M29: 26,386,521 km (0.052 R)
• M30: 29,285,429 km (0.056 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.4

Radius: 11.4

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 4.42 AU - 4.68 AU

Year: 6367 Days

Day: 5.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,270,731 km

• M1: 141,819 km (0.076 R)
• M2: 804,388 km (0.053 R)
• M3: 1,408,763 km (0.101 R)
• M4: 2,709,068 km (0.039 R)
• M5: 3,086,653 km (0.083 R)
• M6: 7,630,688 km (0.083 R)
• M7: 8,741,452 km (0.03 R)
• M8: 11,167,331 km (0.117 R)
• M9: 12,067,163 km (0.067 R)
• M10: 14,872,123 km (0.103 R)
• M11: 16,155,822 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.9

Radius: 13

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 3.77 AU - 6.09 AU

Year: 7181 Days

Day: 14.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,270,731 km

• M1: 165,605 km (0.107 R)
• M2: 680,521 km (0.118 R)
• M3: 1,175,091 km (0.112 R)
• M4: 1,694,196 km (0.096 R)
• M5: 3,209,772 km (0.109 R)
• M6: 4,004,735 km (0.09 R)
• M7: 5,599,747 km (0.083 R)
• M8: 6,043,455 km (0.1 R)
• M9: 10,325,395 km (0.12 R)
• M10: 11,384,697 km (0.085 R)
• M11: 12,008,969 km (0.04 R)
• M12: 14,946,473 km (0.104 R)
• M13: 16,469,230 km (0.108 R)
• M14: 17,384,469 km (0.111 R)
• M15: 17,795,415 km (0.107 R)
• M16: 21,388,008 km (0.077 R)
• M17: 22,685,769 km (0.097 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 483.8

Radius: 4.9

Gravity: 20.15 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5.66 AU - 8.32 AU

Year: 12123 Days

Day: 22.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 54,270,731 km

• M1: 61,335 km (0.04 R)
• M2: 263,292 km (0.119 R)
• M3: 666,159 km (0.057 R)
• M4: 864,676 km (0.094 R)
• M5: 1,036,414 km (0.113 R)
• M6: 1,504,955 km (0.112 R)
• M7: 4,687,350 km (0.117 R)
• M8: 6,490,902 km (0.076 R)
• M9: 7,907,594 km (0.054 R)
• M10: 8,482,648 km (0.092 R)
• M11: 10,583,451 km (0.054 R)
• M12: 11,446,481 km (0.12 R)
• M13: 11,613,283 km (0.066 R)
• M14: 15,915,418 km (0.112 R)
• M15: 16,403,706 km (0.111 R)
• M16: 17,556,806 km (0.104 R)
• M17: 19,862,857 km (0.059 R)
• M18: 26,398,040 km (0.049 R)
• M19: 27,180,138 km (0.074 R)
• M20: 34,002,698 km (0.097 R)
• M21: 39,555,472 km (0.097 R)
• M22: 44,027,551 km (0.107 R)
• M23: 48,388,329 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 814.2

Radius: 5.2

Gravity: 30.11 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 6.87 AU - 7.25 AU

Year: 12306 Days

Day: 20 Hours

Environment

Temp: -232 °C

Axial Tilt: 112.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 54,270,731 km

• M1: 85,570 km (0.088 R)
• M2: 331,060 km (0.116 R)
• M3: 651,648 km (0.111 R)
• M4: 1,136,345 km (0.076 R)
• M5: 1,343,239 km (0.087 R)
• M6: 1,605,933 km (0.098 R)
• M7: 2,374,118 km (0.076 R)
• M8: 2,583,256 km (0.032 R)
• M9: 6,627,335 km (0.099 R)
• M10: 7,344,956 km (0.059 R)
• M11: 7,521,183 km (0.072 R)
• M12: 7,973,866 km (0.09 R)
• M13: 8,589,311 km (0.105 R)
• M14: 8,834,203 km (0.112 R)
• M15: 9,338,049 km (0.058 R)
• M16: 10,238,329 km (0.092 R)
• M17: 10,403,036 km (0.063 R)
• M18: 11,605,803 km (0.031 R)
• M19: 12,457,314 km (0.102 R)
• M20: 12,771,320 km (0.081 R)
• M21: 13,026,384 km (0.09 R)
• M22: 14,421,085 km (0.072 R)
• M23: 17,503,699 km (0.082 R)
• M24: 19,198,044 km (0.066 R)
• M25: 19,448,621 km (0.106 R)
• M26: 21,623,026 km (0.115 R)
• M27: 24,147,789 km (0.092 R)
• M28: 24,439,804 km (0.114 R)
• M29: 24,734,362 km (0.086 R)
• M30: 27,917,057 km (0.06 R)
• M31: 28,671,778 km (0.082 R)
• M32: 29,439,963 km (0.113 R)
• M33: 39,350,972 km (0.114 R)
• M34: 42,100,581 km (0.081 R)
• M35: 48,904,890 km (0.119 R)
• M36: 51,272,875 km (0.102 R)
• M37: 55,387,415 km (0.081 R)
• M38: 58,132,985 km (0.073 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 616.4

Radius: 3.3

Gravity: 56.6 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 6.59 AU - 7.83 AU

Year: 12700 Days

Day: 17.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 171.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 54,270,731 km

• M1: 49,068 km (0.1 R)
• M2: 209,736 km (0.088 R)
• M3: 326,722 km (0.071 R)
• M4: 481,406 km (0.098 R)
• M5: 595,250 km (0.066 R)
• M6: 772,075 km (0.1 R)
• M7: 1,120,338 km (0.077 R)
• M8: 1,534,725 km (0.11 R)
• M9: 1,672,355 km (0.043 R)
• M10: 1,937,292 km (0.11 R)
• M11: 2,613,624 km (0.046 R)
• M12: 2,832,785 km (0.107 R)
• M13: 3,087,700 km (0.101 R)
• M14: 4,001,743 km (0.044 R)
• M15: 5,285,143 km (0.086 R)
• M16: 7,150,329 km (0.102 R)
• M17: 7,666,143 km (0.1 R)
• M18: 8,069,010 km (0.105 R)
• M19: 8,298,792 km (0.067 R)
• M20: 11,235,398 km (0.08 R)
• M21: 15,845,406 km (0.096 R)
• M22: 16,424,500 km (0.103 R)
• M23: 17,243,548 km (0.063 R)
• M24: 18,721,725 km (0.105 R)
• M25: 19,205,375 km (0.072 R)
• M26: 23,102,698 km (0.103 R)
• M27: 24,510,414 km (0.1 R)
• M28: 25,874,897 km (0.07 R)
• M29: 27,392,268 km (0.037 R)
• M30: 29,723,302 km (0.091 R)
• M31: 30,381,233 km (0.087 R)
• M32: 33,110,347 km (0.102 R)
• M33: 34,654,646 km (0.12 R)
• M34: 40,237,040 km (0.113 R)
• M35: 46,830,566 km (0.113 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 394 - 18,959 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit