🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.89 AU - 1.45 AU

Year: 443 Days

Day: 38.6 Hours

Environment

Temp: 19 °C

Axial Tilt: 29.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.28 AU - 2.66 AU

Year: 1358 Days

Day: 23.3 Hours

Environment

Temp: -80 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 2.1 AU - 3.4 AU

Year: 1595 Days

Day: 19.4 Hours

Environment

Temp: -79 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.1

Radius: 10.9

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 5.22 AU - 6.26 AU

Year: 4811 Days

Day: 12.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 68,770,336 km

• M1: 135,984 km (0.063 R)
• M2: 563,685 km (0.083 R)
• M3: 1,722,919 km (0.055 R)
• M4: 2,109,480 km (0.087 R)
• M5: 2,641,450 km (0.091 R)
• M6: 3,615,781 km (0.1 R)
• M7: 4,094,943 km (0.083 R)
• M8: 4,725,647 km (0.06 R)
• M9: 6,287,748 km (0.109 R)
• M10: 8,997,414 km (0.033 R)
• M11: 9,379,188 km (0.08 R)
• M12: 12,618,580 km (0.031 R)
• M13: 13,815,812 km (0.11 R)
• M14: 15,726,476 km (0.093 R)
• M15: 17,753,228 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.5

Radius: 10.3

Gravity: 8.08 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 5.61 AU - 7.77 AU

Year: 6054 Days

Day: 8.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 68,770,336 km

• M1: 128,056 km (0.108 R)
• M2: 536,608 km (0.049 R)
• M3: 945,459 km (0.118 R)
• M4: 1,440,029 km (0.053 R)
• M5: 2,630,230 km (0.098 R)
• M6: 3,202,442 km (0.105 R)
• M7: 3,644,204 km (0.107 R)
• M8: 4,076,243 km (0.072 R)
• M9: 4,705,451 km (0.034 R)
• M10: 5,737,826 km (0.102 R)
• M11: 6,190,659 km (0.045 R)
• M12: 6,528,750 km (0.091 R)
• M13: 7,732,714 km (0.113 R)
• M14: 8,326,617 km (0.095 R)
• M15: 11,458,150 km (0.066 R)
• M16: 14,577,565 km (0.115 R)
• M17: 14,995,990 km (0.044 R)
• M18: 15,545,912 km (0.047 R)
• M19: 17,543,342 km (0.081 R)
• M20: 19,489,611 km (0.08 R)
• M21: 20,144,550 km (0.117 R)
• M22: 20,514,805 km (0.093 R)
• M23: 23,315,875 km (0.092 R)
• M24: 23,642,148 km (0.082 R)
• M25: 26,716,684 km (0.107 R)
• M26: 27,073,923 km (0.038 R)
• M27: 32,721,692 km (0.105 R)
• M28: 34,273,471 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 874.4

Radius: 10.5

Gravity: 7.93 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 8.51 AU - 10.51 AU

Year: 10260 Days

Day: 8.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 141.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 68,770,336 km

• M1: 130,599 km (0.053 R)
• M2: 662,270 km (0.063 R)
• M3: 1,975,440 km (0.083 R)
• M4: 2,431,863 km (0.042 R)
• M5: 3,308,806 km (0.117 R)
• M6: 4,039,741 km (0.116 R)
• M7: 4,748,835 km (0.113 R)
• M8: 5,232,934 km (0.113 R)
• M9: 5,608,574 km (0.09 R)
• M10: 6,149,968 km (0.11 R)
• M11: 6,805,506 km (0.034 R)
• M12: 8,578,092 km (0.045 R)
• M13: 9,248,589 km (0.05 R)
• M14: 11,022,222 km (0.095 R)
• M15: 12,523,885 km (0.101 R)
• M16: 13,768,539 km (0.091 R)
• M17: 18,305,992 km (0.085 R)
• M18: 19,015,086 km (0.09 R)
• M19: 23,110,029 km (0.114 R)
• M20: 29,222,598 km (0.063 R)
• M21: 32,763,130 km (0.085 R)
• M22: 34,636,245 km (0.118 R)
• M23: 42,708,098 km (0.097 R)
• M24: 52,577,967 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 510.9

Radius: 8

Gravity: 7.98 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 10.13 AU - 16.88 AU

Year: 17353 Days

Day: 23.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 68,770,336 km

• M1: 99,483 km (0.092 R)
• M2: 1,213,837 km (0.087 R)
• M3: 1,659,788 km (0.044 R)
• M4: 2,310,988 km (0.099 R)
• M5: 3,097,274 km (0.088 R)
• M6: 5,117,294 km (0.115 R)
• M7: 6,120,498 km (0.118 R)
• M8: 7,427,833 km (0.053 R)
• M9: 9,220,315 km (0.104 R)
• M10: 9,482,859 km (0.039 R)
• M11: 10,469,906 km (0.091 R)
• M12: 11,343,408 km (0.105 R)
• M13: 12,014,205 km (0.093 R)
• M14: 15,108,487 km (0.066 R)
• M15: 16,605,812 km (0.065 R)
• M16: 21,966,802 km (0.086 R)
• M17: 24,380,115 km (0.079 R)
• M18: 26,223,460 km (0.064 R)
• M19: 31,589,984 km (0.104 R)
• M20: 33,160,163 km (0.081 R)
• M21: 34,151,997 km (0.107 R)
• M22: 37,511,816 km (0.057 R)
• M23: 40,662,197 km (0.116 R)
• M24: 41,654,929 km (0.107 R)
• M25: 44,580,315 km (0.096 R)
• M26: 50,510,674 km (0.058 R)
• M27: 55,721,766 km (0.037 R)
• M28: 58,367,105 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 658

Radius: 5.9

Gravity: 18.9 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 13.25 AU - 13.85 AU

Year: 17450 Days

Day: 16.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 68,770,336 km

• M1: 73,453 km (0.082 R)
• M2: 654,640 km (0.113 R)
• M3: 885,021 km (0.093 R)
• M4: 1,641,837 km (0.084 R)
• M5: 2,489,757 km (0.116 R)
• M6: 2,788,504 km (0.049 R)
• M7: 3,570,153 km (0.105 R)
• M8: 3,771,811 km (0.055 R)
• M9: 4,293,459 km (0.114 R)
• M10: 5,442,071 km (0.078 R)
• M11: 6,523,514 km (0.118 R)
• M12: 8,581,532 km (0.102 R)
• M13: 11,280,577 km (0.105 R)
• M14: 11,653,525 km (0.109 R)
• M15: 13,923,373 km (0.073 R)
• M16: 20,029,509 km (0.096 R)
• M17: 20,760,744 km (0.049 R)
• M18: 25,313,755 km (0.068 R)
• M19: 27,151,864 km (0.08 R)
• M20: 37,278,892 km (0.09 R)
• M21: 41,682,455 km (0.094 R)
• M22: 42,573,011 km (0.113 R)
• M23: 48,346,741 km (0.053 R)
• M24: 56,948,319 km (0.099 R)
• M25: 58,968,489 km (0.115 R)
• M26: 61,035,782 km (0.117 R)
• M27: 62,569,459 km (0.109 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 536.6

Radius: 5.3

Gravity: 19.1 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 11.97 AU - 17.13 AU

Year: 19417 Days

Day: 16 Hours

Environment

Temp: -187 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 68,770,336 km

• M1: 67,169 km (0.096 R)
• M2: 246,537 km (0.119 R)
• M3: 797,506 km (0.105 R)
• M4: 1,076,357 km (0.078 R)
• M5: 1,776,475 km (0.099 R)
• M6: 2,317,271 km (0.116 R)
• M7: 2,490,356 km (0.081 R)
• M8: 3,165,790 km (0.071 R)
• M9: 4,462,953 km (0.105 R)
• M10: 8,148,895 km (0.088 R)
• M11: 12,261,191 km (0.084 R)
• M12: 14,758,129 km (0.104 R)
• M13: 18,160,882 km (0.115 R)
• M14: 20,915,278 km (0.075 R)
• M15: 28,474,758 km (0.112 R)
• M16: 32,295,039 km (0.096 R)

Kuiper Belt

Range: 31.4 - 52.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 188 - 12,194 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit