🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.95 AU - 1.55 AU

Year: 508 Days

Day: 29 Hours

Environment

Temp: 15 °C

Axial Tilt: 0.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 3.95 AU - 4.51 AU

Year: 3162 Days

Day: 46.7 Hours

Environment

Temp: -123 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 71,263,897 km

• M1: 263,442 km (0.066 R)
• M2: 1,172,399 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513

Radius: 10.9

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 4.77 AU - 7.43 AU

Year: 5476 Days

Day: 7.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 71,263,897 km

• M1: 135,536 km (0.086 R)
• M2: 633,547 km (0.097 R)
• M3: 1,067,979 km (0.113 R)
• M4: 1,432,848 km (0.106 R)
• M5: 1,816,268 km (0.117 R)
• M6: 2,238,283 km (0.1 R)
• M7: 2,903,246 km (0.088 R)
• M8: 3,322,419 km (0.103 R)
• M9: 4,260,099 km (0.087 R)
• M10: 4,881,528 km (0.107 R)
• M11: 6,717,543 km (0.106 R)
• M12: 7,844,613 km (0.114 R)
• M13: 8,359,230 km (0.098 R)
• M14: 8,896,137 km (0.12 R)
• M15: 19,495,295 km (0.088 R)
• M16: 19,896,816 km (0.046 R)
• M17: 21,700,667 km (0.053 R)
• M18: 23,384,990 km (0.049 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 427.1

Radius: 14.1

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 5.91 AU - 7.31 AU

Year: 6176 Days

Day: 5.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 71,263,897 km

• M1: 175,777 km (0.119 R)
• M2: 659,128 km (0.027 R)
• M3: 2,457,743 km (0.055 R)
• M4: 2,956,353 km (0.108 R)
• M5: 4,374,691 km (0.112 R)
• M6: 4,902,023 km (0.091 R)
• M7: 5,700,576 km (0.12 R)
• M8: 6,457,242 km (0.098 R)
• M9: 7,950,977 km (0.118 R)
• M10: 9,094,653 km (0.083 R)
• M11: 10,043,552 km (0.117 R)
• M12: 11,148,931 km (0.069 R)
• M13: 13,084,279 km (0.077 R)
• M14: 13,864,731 km (0.075 R)
• M15: 14,566,195 km (0.093 R)
• M16: 16,040,183 km (0.048 R)
• M17: 20,363,262 km (0.113 R)
• M18: 20,988,282 km (0.08 R)
• M19: 22,131,060 km (0.109 R)
• M20: 22,940,534 km (0.069 R)
• M21: 24,540,633 km (0.109 R)
• M22: 26,871,069 km (0.081 R)
• M23: 27,792,442 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680.4

Radius: 11.8

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 9.39 AU - 12.55 AU

Year: 13205 Days

Day: 14.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 71,263,897 km

• M1: 146,756 km (0.099 R)
• M2: 534,364 km (0.103 R)
• M3: 1,022,501 km (0.057 R)
• M4: 2,825,605 km (0.063 R)
• M5: 4,075,046 km (0.079 R)
• M6: 16,281,634 km (0.079 R)
• M7: 18,280,411 km (0.09 R)
• M8: 23,319,466 km (0.099 R)
• M9: 27,081,104 km (0.115 R)
• M10: 28,779,489 km (0.07 R)
• M11: 29,765,488 km (0.072 R)
• M12: 33,574,101 km (0.102 R)
• M13: 40,760,782 km (0.109 R)
• M14: 49,064,661 km (0.118 R)
• M15: 53,528,362 km (0.095 R)
• M16: 56,877,709 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 933.8

Radius: 5.6

Gravity: 29.78 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 12.56 AU - 12.68 AU

Year: 16294 Days

Day: 21 Hours

Environment

Temp: -181 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 71,263,897 km

• M1: 69,713 km (0.098 R)
• M2: 317,746 km (0.102 R)
• M3: 874,100 km (0.113 R)
• M4: 1,376,899 km (0.044 R)
• M5: 1,615,358 km (0.09 R)
• M6: 2,135,210 km (0.085 R)
• M7: 2,324,153 km (0.086 R)
• M8: 2,524,314 km (0.104 R)
• M9: 3,303,719 km (0.109 R)
• M10: 3,615,481 km (0.057 R)
• M11: 3,946,841 km (0.081 R)
• M12: 4,232,722 km (0.118 R)
• M13: 4,532,367 km (0.112 R)
• M14: 4,775,164 km (0.091 R)
• M15: 5,956,090 km (0.065 R)
• M16: 11,711,269 km (0.119 R)
• M17: 11,971,420 km (0.077 R)
• M18: 14,340,751 km (0.111 R)
• M19: 18,453,795 km (0.083 R)
• M20: 19,982,536 km (0.08 R)
• M21: 22,581,051 km (0.1 R)
• M22: 24,013,151 km (0.104 R)
• M23: 25,613,549 km (0.103 R)
• M24: 26,384,277 km (0.043 R)
• M25: 27,971,810 km (0.109 R)
• M26: 29,502,046 km (0.03 R)
• M27: 31,586,094 km (0.095 R)
• M28: 32,217,248 km (0.075 R)
• M29: 34,161,123 km (0.103 R)
• M30: 37,151,584 km (0.11 R)
• M31: 44,587,496 km (0.083 R)
• M32: 46,834,306 km (0.059 R)
• M33: 49,324,213 km (0.088 R)
• M34: 50,687,648 km (0.043 R)
• M35: 53,846,706 km (0.094 R)
• M36: 54,025,925 km (0.077 R)
• M37: 54,566,123 km (0.11 R)
• M38: 72,059,350 km (0.031 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 218.2

Radius: 6

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 12.41 AU - 15.17 AU

Year: 18611 Days

Day: 16.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 71,263,897 km

• M1: 76,744 km (0.097 R)
• M2: 392,844 km (0.068 R)
• M3: 875,447 km (0.04 R)
• M4: 1,491,640 km (0.104 R)
• M5: 1,710,352 km (0.103 R)
• M6: 2,853,131 km (0.097 R)
• M7: 3,311,498 km (0.046 R)
• M8: 4,201,905 km (0.069 R)
• M9: 5,144,072 km (0.087 R)
• M10: 5,509,989 km (0.058 R)
• M11: 6,293,732 km (0.033 R)
• M12: 6,519,924 km (0.118 R)
• M13: 8,483,695 km (0.113 R)
• M14: 9,525,794 km (0.086 R)
• M15: 9,975,784 km (0.031 R)
• M16: 11,355,376 km (0.063 R)
• M17: 17,626,220 km (0.11 R)
• M18: 18,076,210 km (0.078 R)
• M19: 30,661,580 km (0.098 R)
• M20: 31,421,686 km (0.085 R)
• M21: 35,649,322 km (0.111 R)
• M22: 40,370,182 km (0.12 R)
• M23: 45,211,618 km (0.053 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 330.3

Radius: 6.4

Gravity: 8.06 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 15.47 AU - 19.09 AU

Year: 26106 Days

Day: 24.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 71,263,897 km

• M1: 80,334 km (0.064 R)
• M2: 287,677 km (0.11 R)
• M3: 494,720 km (0.088 R)
• M4: 806,931 km (0.095 R)
• M5: 1,302,100 km (0.116 R)
• M6: 1,944,473 km (0.113 R)
• M7: 2,368,733 km (0.073 R)
• M8: 2,708,170 km (0.056 R)
• M9: 3,803,526 km (0.039 R)
• M10: 4,047,670 km (0.08 R)
• M11: 4,704,105 km (0.117 R)
• M12: 8,050,759 km (0.109 R)
• M13: 8,609,058 km (0.089 R)
• M14: 9,577,854 km (0.112 R)
• M15: 10,380,147 km (0.09 R)
• M16: 12,314,747 km (0.086 R)
• M17: 12,647,752 km (0.039 R)
• M18: 12,850,457 km (0.073 R)
• M19: 13,612,359 km (0.043 R)
• M20: 16,962,903 km (0.092 R)
• M21: 19,538,529 km (0.072 R)
• M22: 21,107,960 km (0.117 R)
• M23: 21,489,136 km (0.03 R)
• M24: 23,261,571 km (0.111 R)
• M25: 25,129,002 km (0.068 R)
• M26: 34,514,024 km (0.071 R)
• M27: 34,910,309 km (0.113 R)
• M28: 35,846,791 km (0.045 R)
• M29: 36,800,029 km (0.027 R)
• M30: 38,614,801 km (0.075 R)
• M31: 64,247,199 km (0.049 R)
• M32: 68,108,470 km (0.043 R)

Kuiper Belt

Range: 30.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 220 - 10,271 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit