🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.98 AU - 1.52 AU

Year: 487 Days

Day: 41.5 Hours

Environment

Temp: 8 °C

Axial Tilt: 5.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.74 AU - 2.08 AU

Year: 919 Days

Day: 23.3 Hours

Environment

Temp: -50 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.03 AU - 2.51 AU

Year: 1191 Days

Day: 38 Hours

Environment

Temp: -66 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,595,733 km

• M1: 235,018 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 3.39 AU - 4.75 AU

Year: 2859 Days

Day: 36.2 Hours

Environment

Temp: -122 °C

Axial Tilt: 44.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 4.71 AU - 4.81 AU

Year: 3617 Days

Day: 43.9 Hours

Environment

Temp: -116 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 5.34 AU - 5.48 AU

Year: 4382 Days

Day: 39.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.6

Radius: 12.2

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 6.16 AU - 9.74 AU

Year: 7806 Days

Day: 14.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 99,595,733 km

• M1: 151,991 km (0.029 R)
• M2: 615,894 km (0.106 R)
• M3: 1,077,703 km (0.118 R)
• M4: 1,649,167 km (0.08 R)
• M5: 2,294,532 km (0.063 R)
• M6: 4,066,968 km (0.093 R)
• M7: 4,921,022 km (0.079 R)
• M8: 5,438,182 km (0.079 R)
• M9: 5,991,395 km (0.111 R)
• M10: 8,718,863 km (0.067 R)
• M11: 9,386,818 km (0.035 R)
• M12: 11,387,390 km (0.114 R)
• M13: 13,078,295 km (0.106 R)
• M14: 13,540,552 km (0.065 R)
• M15: 13,954,041 km (0.107 R)
• M16: 14,375,907 km (0.105 R)
• M17: 15,822,368 km (0.049 R)
• M18: 16,414,028 km (0.107 R)
• M19: 17,294,860 km (0.071 R)
• M20: 18,638,249 km (0.077 R)
• M21: 21,532,220 km (0.058 R)
• M22: 27,155,903 km (0.048 R)
• M23: 32,515,845 km (0.11 R)
• M24: 34,778,064 km (0.07 R)
• M25: 38,189,045 km (0.11 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.4

Radius: 12.9

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 9 AU - 11.5 AU

Year: 11428 Days

Day: 6.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 99,595,733 km

• M1: 166,353 km (0.048 R)
• M2: 695,032 km (0.075 R)
• M3: 1,258,417 km (0.075 R)
• M4: 2,087,638 km (0.087 R)
• M5: 2,695,305 km (0.11 R)
• M6: 3,687,438 km (0.062 R)
• M7: 5,190,298 km (0.118 R)
• M8: 6,313,180 km (0.078 R)
• M9: 7,799,734 km (0.111 R)
• M10: 8,580,485 km (0.042 R)
• M11: 9,036,310 km (0.066 R)
• M12: 9,508,291 km (0.115 R)
• M13: 10,046,544 km (0.102 R)
• M14: 10,553,531 km (0.108 R)
• M15: 17,172,040 km (0.082 R)
• M16: 17,897,889 km (0.096 R)
• M17: 18,871,921 km (0.102 R)
• M18: 21,420,321 km (0.055 R)
• M19: 22,006,894 km (0.101 R)
• M20: 22,518,219 km (0.05 R)
• M21: 25,102,373 km (0.079 R)
• M22: 25,567,174 km (0.104 R)
• M23: 29,084,818 km (0.075 R)
• M24: 31,279,419 km (0.11 R)
• M25: 33,024,029 km (0.105 R)
• M26: 34,374,449 km (0.098 R)
• M27: 37,668,145 km (0.115 R)
• M28: 43,928,816 km (0.075 R)
• M29: 44,468,565 km (0.103 R)
• M30: 44,876,220 km (0.113 R)
• M31: 45,423,897 km (0.118 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526

Radius: 10.6

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 9.97 AU - 12.95 AU

Year: 13510 Days

Day: 9.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 99,595,733 km

• M1: 131,796 km (0.07 R)
• M2: 540,946 km (0.082 R)
• M3: 1,196,783 km (0.068 R)
• M4: 2,329,239 km (0.083 R)
• M5: 3,138,115 km (0.084 R)
• M6: 3,766,126 km (0.054 R)
• M7: 4,536,406 km (0.091 R)
• M8: 5,172,346 km (0.059 R)
• M9: 6,661,444 km (0.095 R)
• M10: 7,612,587 km (0.104 R)
• M11: 13,385,120 km (0.09 R)
• M12: 13,898,091 km (0.093 R)
• M13: 14,692,007 km (0.118 R)
• M14: 16,662,211 km (0.076 R)
• M15: 18,329,330 km (0.068 R)
• M16: 20,608,154 km (0.115 R)
• M17: 21,120,078 km (0.088 R)
• M18: 22,436,988 km (0.07 R)
• M19: 23,344,897 km (0.086 R)
• M20: 23,994,750 km (0.097 R)
• M21: 24,752,314 km (0.118 R)
• M22: 28,675,219 km (0.083 R)
• M23: 29,744,245 km (0.04 R)
• M24: 35,734,892 km (0.117 R)
• M25: 41,800,338 km (0.118 R)
• M26: 46,010,920 km (0.1 R)
• M27: 49,729,025 km (0.113 R)
• M28: 50,959,916 km (0.12 R)
• M29: 53,642,954 km (0.106 R)

Planet 10 - Ice Giant

Semi-Major Axis: 21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 547.1

Radius: 6.8

Gravity: 11.83 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 17.09 AU - 24.91 AU

Year: 33514 Days

Day: 20.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 99,595,733 km

• M1: 84,672 km (0.104 R)
• M2: 334,950 km (0.118 R)
• M3: 745,745 km (0.075 R)
• M4: 967,150 km (0.056 R)
• M5: 1,793,529 km (0.108 R)
• M6: 2,154,060 km (0.041 R)
• M7: 2,536,731 km (0.103 R)
• M8: 3,596,034 km (0.097 R)
• M9: 3,859,326 km (0.073 R)
• M10: 4,461,756 km (0.036 R)
• M11: 5,166,063 km (0.076 R)
• M12: 7,197,004 km (0.09 R)
• M13: 7,777,593 km (0.105 R)
• M14: 9,520,109 km (0.091 R)
• M15: 10,548,595 km (0.085 R)
• M16: 13,835,858 km (0.072 R)
• M17: 14,899,499 km (0.114 R)
• M18: 15,408,281 km (0.104 R)
• M19: 15,841,218 km (0.092 R)
• M20: 16,550,611 km (0.029 R)
• M21: 17,004,640 km (0.079 R)
• M22: 17,937,533 km (0.075 R)
• M23: 19,300,220 km (0.076 R)
• M24: 27,920,498 km (0.12 R)
• M25: 31,098,854 km (0.103 R)
• M26: 32,917,216 km (0.064 R)
• M27: 35,251,093 km (0.091 R)
• M28: 38,637,240 km (0.076 R)
• M29: 56,165,025 km (0.073 R)
• M30: 57,396,065 km (0.031 R)
• M31: 61,629,236 km (0.116 R)
• M32: 63,821,892 km (0.077 R)
• M33: 73,356,064 km (0.093 R)
• M34: 75,320,733 km (0.081 R)
• M35: 77,320,258 km (0.062 R)
• M36: 79,869,106 km (0.089 R)
• M37: 87,302,924 km (0.094 R)

Kuiper Belt

Range: 31.5 - 52.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 465 - 14,536 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit