🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.98 AU - 1.36 AU

Year: 477 Days

Day: 13.5 Hours

Environment

Temp: -13 °C

Axial Tilt: 39.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.84 AU - 3.32 AU

Year: 2036 Days

Day: 24.4 Hours

Environment

Temp: -111 °C

Axial Tilt: 41.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 3.33 AU - 3.73 AU

Year: 2499 Days

Day: 39.7 Hours

Environment

Temp: -131 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.34 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 944

Radius: 12

Gravity: 6.56 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 4.82 AU - 5.46 AU

Year: 4390 Days

Day: 12.9 Hours

Environment

Temp: -139 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 105,299,027 km

• M1: 149,299 km (0.099 R)
• M2: 562,638 km (0.038 R)
• M3: 1,080,545 km (0.094 R)
• M4: 1,509,443 km (0.102 R)
• M5: 2,126,384 km (0.106 R)
• M6: 2,655,811 km (0.052 R)
• M7: 3,095,030 km (0.111 R)
• M8: 3,498,047 km (0.076 R)
• M9: 3,936,219 km (0.052 R)
• M10: 5,505,202 km (0.028 R)
• M11: 7,040,674 km (0.028 R)
• M12: 7,963,095 km (0.05 R)
• M13: 8,765,538 km (0.119 R)
• M14: 10,939,045 km (0.081 R)
• M15: 13,609,068 km (0.097 R)
• M16: 17,366,368 km (0.088 R)
• M17: 17,808,430 km (0.108 R)
• M18: 18,322,747 km (0.037 R)
• M19: 20,063,019 km (0.058 R)
• M20: 20,973,322 km (0.081 R)
• M21: 24,812,303 km (0.118 R)
• M22: 26,437,983 km (0.054 R)
• M23: 26,855,211 km (0.068 R)
• M24: 27,531,992 km (0.06 R)
• M25: 27,960,740 km (0.12 R)
• M26: 29,810,368 km (0.027 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.6

Radius: 11.2

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 8.16 AU - 8.5 AU

Year: 9057 Days

Day: 7.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 105,299,027 km

• M1: 139,425 km (0.105 R)
• M2: 527,781 km (0.054 R)
• M3: 891,603 km (0.088 R)
• M4: 2,462,531 km (0.069 R)
• M5: 2,906,687 km (0.065 R)
• M6: 3,473,214 km (0.076 R)
• M7: 4,164,356 km (0.06 R)
• M8: 4,741,205 km (0.033 R)
• M9: 6,833,332 km (0.094 R)
• M10: 7,401,355 km (0.051 R)
• M11: 8,675,480 km (0.055 R)
• M12: 9,071,316 km (0.116 R)
• M13: 9,852,366 km (0.092 R)
• M14: 10,235,038 km (0.09 R)
• M15: 12,520,893 km (0.094 R)
• M16: 15,832,541 km (0.067 R)
• M17: 16,358,527 km (0.032 R)
• M18: 17,794,966 km (0.111 R)
• M19: 19,239,483 km (0.107 R)
• M20: 19,990,315 km (0.106 R)
• M21: 23,359,109 km (0.075 R)
• M22: 24,387,146 km (0.113 R)
• M23: 27,652,418 km (0.09 R)
• M24: 28,032,397 km (0.104 R)
• M25: 29,193,127 km (0.087 R)
• M26: 30,790,234 km (0.088 R)
• M27: 33,508,577 km (0.115 R)
• M28: 37,415,325 km (0.083 R)
• M29: 38,231,531 km (0.07 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.3

Radius: 14

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 8.06 AU - 11.02 AU

Year: 11101 Days

Day: 10.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 105,299,027 km

• M1: 174,132 km (0.076 R)
• M2: 1,228,348 km (0.106 R)
• M3: 1,825,692 km (0.106 R)
• M4: 2,281,218 km (0.109 R)
• M5: 2,854,926 km (0.05 R)
• M6: 4,963,059 km (0.096 R)
• M7: 6,250,947 km (0.094 R)
• M8: 7,668,836 km (0.051 R)
• M9: 8,787,080 km (0.072 R)
• M10: 9,671,054 km (0.097 R)
• M11: 11,616,275 km (0.087 R)
• M12: 16,891,096 km (0.086 R)
• M13: 18,331,424 km (0.099 R)
• M14: 20,245,229 km (0.119 R)
• M15: 25,469,037 km (0.102 R)
• M16: 26,403,426 km (0.066 R)
• M17: 37,400,664 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.9

Radius: 13.8

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 10.45 AU - 12.13 AU

Year: 14291 Days

Day: 10.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 105,299,027 km

• M1: 184,903 km (0.083 R)
• M2: 641,924 km (0.034 R)
• M3: 1,338,751 km (0.072 R)
• M4: 1,845,140 km (0.112 R)
• M5: 3,706,287 km (0.107 R)
• M6: 4,292,860 km (0.065 R)
• M7: 8,444,800 km (0.099 R)
• M8: 9,130,556 km (0.115 R)
• M9: 12,251,916 km (0.117 R)
• M10: 12,868,708 km (0.059 R)
• M11: 13,777,814 km (0.115 R)
• M12: 14,558,416 km (0.058 R)
• M13: 15,904,498 km (0.103 R)
• M14: 18,044,196 km (0.109 R)
• M15: 26,533,127 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 861.4

Radius: 7.5

Gravity: 15.31 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 11.24 AU - 13.06 AU

Year: 15955 Days

Day: 19.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 105,299,027 km

• M1: 102,026 km (0.065 R)
• M2: 421,866 km (0.079 R)
• M3: 784,641 km (0.059 R)
• M4: 1,451,249 km (0.117 R)
• M5: 1,960,181 km (0.103 R)
• M6: 3,092,188 km (0.094 R)
• M7: 3,754,458 km (0.105 R)
• M8: 4,342,826 km (0.07 R)
• M9: 4,779,802 km (0.079 R)
• M10: 6,915,610 km (0.096 R)
• M11: 8,598,287 km (0.099 R)
• M12: 9,233,181 km (0.098 R)
• M13: 10,013,034 km (0.109 R)
• M14: 13,158,479 km (0.088 R)
• M15: 19,557,378 km (0.106 R)
• M16: 20,746,831 km (0.091 R)
• M17: 22,178,483 km (0.097 R)
• M18: 24,708,781 km (0.075 R)
• M19: 25,450,487 km (0.11 R)
• M20: 30,094,903 km (0.091 R)
• M21: 32,552,945 km (0.117 R)
• M22: 32,932,774 km (0.093 R)
• M23: 33,443,950 km (0.068 R)
• M24: 36,214,353 km (0.049 R)
• M25: 37,033,252 km (0.108 R)
• M26: 41,313,546 km (0.032 R)
• M27: 48,994,649 km (0.114 R)
• M28: 49,493,708 km (0.115 R)
• M29: 52,732,950 km (0.099 R)
• M30: 64,481,619 km (0.084 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 255

Radius: 5

Gravity: 10.2 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 12.38 AU - 17.1 AU

Year: 21319 Days

Day: 17.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 105,299,027 km

• M1: 63,130 km (0.115 R)
• M2: 291,566 km (0.119 R)
• M3: 2,038,869 km (0.115 R)
• M4: 2,768,757 km (0.052 R)
• M5: 2,975,651 km (0.1 R)
• M6: 3,369,094 km (0.114 R)
• M7: 3,551,753 km (0.096 R)
• M8: 5,123,877 km (0.077 R)
• M9: 5,296,064 km (0.117 R)
• M10: 5,761,762 km (0.117 R)
• M11: 18,968,711 km (0.113 R)
• M12: 21,092,701 km (0.117 R)
• M13: 22,166,365 km (0.113 R)
• M14: 25,206,792 km (0.112 R)
• M15: 27,979,290 km (0.034 R)
• M16: 36,225,723 km (0.085 R)
• M17: 41,933,031 km (0.114 R)
• M18: 44,345,297 km (0.103 R)
• M19: 46,848,518 km (0.115 R)
• M20: 54,091,149 km (0.099 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 817.4

Radius: 6.1

Gravity: 21.97 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 18.01 AU - 18.85 AU

Year: 29807 Days

Day: 19.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 105,299,027 km

• M1: 85,420 km (0.076 R)
• M2: 286,330 km (0.081 R)
• M3: 592,856 km (0.118 R)
• M4: 1,642,285 km (0.077 R)
• M5: 2,615,719 km (0.111 R)
• M6: 3,032,050 km (0.034 R)
• M7: 3,427,736 km (0.097 R)
• M8: 4,548,673 km (0.107 R)
• M9: 5,849,726 km (0.103 R)
• M10: 6,911,721 km (0.108 R)
• M11: 7,222,286 km (0.117 R)
• M12: 8,796,953 km (0.085 R)
• M13: 9,223,756 km (0.098 R)
• M14: 10,452,104 km (0.093 R)
• M15: 14,448,312 km (0.116 R)
• M16: 19,460,140 km (0.113 R)
• M17: 20,184,343 km (0.036 R)
• M18: 21,906,963 km (0.1 R)
• M19: 23,492,700 km (0.063 R)
• M20: 25,641,973 km (0.078 R)
• M21: 28,049,152 km (0.053 R)
• M22: 28,706,784 km (0.117 R)
• M23: 33,454,123 km (0.108 R)
• M24: 34,044,885 km (0.113 R)
• M25: 34,342,884 km (0.117 R)
• M26: 35,399,494 km (0.098 R)
• M27: 36,789,707 km (0.049 R)
• M28: 37,261,090 km (0.099 R)
• M29: 38,537,608 km (0.119 R)
• M30: 39,678,442 km (0.043 R)
• M31: 40,506,915 km (0.083 R)
• M32: 42,542,194 km (0.03 R)
• M33: 46,999,462 km (0.108 R)
• M34: 50,009,671 km (0.041 R)
• M35: 66,074,088 km (0.084 R)
• M36: 78,587,352 km (0.089 R)
• M37: 82,011,946 km (0.048 R)
• M38: 85,260,015 km (0.045 R)
• M39: 86,085,347 km (0.09 R)
• M40: 86,915,914 km (0.111 R)
• M41: 100,634,637 km (0.091 R)
• M42: 101,864,781 km (0.071 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 538 - 19,935 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit