🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.49 AU - 0.81 AU

Year: 230 Days

Day: 30.3 Hours

Environment

Temp: -15 °C

Axial Tilt: 13.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.84 AU - 1.4 AU

Year: 521 Days

Day: 47.2 Hours

Environment

Temp: -76 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.06 AU - 1.4 AU

Year: 600 Days

Day: 25.8 Hours

Environment

Temp: -81 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.9

Radius: 9.3

Gravity: 8.75 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 2.83 AU - 3.71 AU

Year: 2600 Days

Day: 8 Hours

Environment

Temp: -152 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 80,094,675 km

• M1: 115,639 km (0.08 R)
• M2: 407,205 km (0.102 R)
• M3: 713,582 km (0.116 R)
• M4: 1,157,289 km (0.105 R)
• M5: 1,634,806 km (0.079 R)
• M6: 2,107,834 km (0.109 R)
• M7: 2,987,021 km (0.044 R)
• M8: 3,510,015 km (0.098 R)
• M9: 4,092,848 km (0.087 R)
• M10: 9,787,889 km (0.086 R)
• M11: 12,616,935 km (0.107 R)
• M12: 13,700,771 km (0.118 R)
• M13: 14,408,968 km (0.116 R)
• M14: 15,898,514 km (0.108 R)
• M15: 18,321,251 km (0.077 R)
• M16: 19,591,038 km (0.054 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.2

Radius: 8.5

Gravity: 9.98 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 3.7 AU - 4.82 AU

Year: 3866 Days

Day: 11.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 48.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 80,094,675 km

• M1: 105,766 km (0.116 R)
• M2: 780,901 km (0.071 R)
• M3: 1,109,717 km (0.107 R)
• M4: 1,453,942 km (0.088 R)
• M5: 2,316,224 km (0.116 R)
• M6: 2,747,514 km (0.079 R)
• M7: 3,269,611 km (0.111 R)
• M8: 3,687,887 km (0.113 R)
• M9: 4,096,738 km (0.094 R)
• M10: 4,607,614 km (0.104 R)
• M11: 6,925,484 km (0.102 R)
• M12: 7,381,458 km (0.089 R)
• M13: 8,281,289 km (0.095 R)
• M14: 9,369,165 km (0.076 R)
• M15: 10,719,735 km (0.111 R)
• M16: 11,285,963 km (0.082 R)
• M17: 12,525,381 km (0.11 R)
• M18: 14,006,400 km (0.075 R)
• M19: 15,326,900 km (0.087 R)
• M20: 17,135,838 km (0.073 R)
• M21: 18,582,748 km (0.063 R)
• M22: 20,769,570 km (0.11 R)
• M23: 22,342,592 km (0.046 R)
• M24: 23,700,791 km (0.062 R)
• M25: 23,993,554 km (0.071 R)
• M26: 24,661,209 km (0.032 R)
• M27: 25,647,358 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.3

Radius: 9.6

Gravity: 7.12 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 4.93 AU - 5.17 AU

Year: 4990 Days

Day: 11.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 76.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 80,094,675 km

• M1: 120,426 km (0.106 R)
• M2: 452,234 km (0.088 R)
• M3: 776,413 km (0.111 R)
• M4: 1,202,916 km (0.094 R)
• M5: 1,583,045 km (0.053 R)
• M6: 2,160,044 km (0.078 R)
• M7: 2,799,575 km (0.104 R)
• M8: 3,476,505 km (0.119 R)
• M9: 4,833,806 km (0.054 R)
• M10: 5,545,294 km (0.088 R)
• M11: 6,138,898 km (0.096 R)
• M12: 7,313,541 km (0.098 R)
• M13: 8,101,622 km (0.095 R)
• M14: 8,401,865 km (0.118 R)
• M15: 10,627,433 km (0.088 R)
• M16: 10,942,336 km (0.107 R)
• M17: 13,584,384 km (0.095 R)
• M18: 15,222,481 km (0.104 R)
• M19: 15,971,667 km (0.075 R)
• M20: 19,282,866 km (0.103 R)
• M21: 20,297,140 km (0.092 R)
• M22: 20,852,447 km (0.054 R)
• M23: 22,066,135 km (0.109 R)
• M24: 22,431,902 km (0.03 R)
• M25: 24,790,761 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.6

Radius: 13.3

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 5.45 AU - 6.11 AU

Year: 6110 Days

Day: 6.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 80,094,675 km

• M1: 165,455 km (0.094 R)
• M2: 683,213 km (0.057 R)
• M3: 1,613,712 km (0.096 R)
• M4: 2,431,713 km (0.116 R)
• M5: 3,238,196 km (0.099 R)
• M6: 3,884,608 km (0.11 R)
• M7: 4,688,996 km (0.103 R)
• M8: 5,196,731 km (0.088 R)
• M9: 5,769,391 km (0.11 R)
• M10: 6,293,582 km (0.063 R)
• M11: 7,641,459 km (0.119 R)
• M12: 9,889,915 km (0.099 R)
• M13: 10,557,571 km (0.106 R)
• M14: 11,033,741 km (0.114 R)
• M15: 12,406,002 km (0.108 R)
• M16: 12,936,775 km (0.087 R)
• M17: 14,514,584 km (0.104 R)
• M18: 17,624,125 km (0.117 R)
• M19: 18,233,736 km (0.067 R)
• M20: 18,731,598 km (0.078 R)
• M21: 19,430,968 km (0.074 R)
• M22: 24,672,429 km (0.098 R)
• M23: 26,610,469 km (0.107 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 487.9

Radius: 13.4

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 5.1 AU - 7.62 AU

Year: 7053 Days

Day: 13.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 80,094,675 km

• M1: 166,652 km (0.034 R)
• M2: 687,701 km (0.09 R)
• M3: 1,181,823 km (0.084 R)
• M4: 1,638,695 km (0.092 R)
• M5: 2,561,415 km (0.092 R)
• M6: 3,041,624 km (0.116 R)
• M7: 3,538,139 km (0.065 R)
• M8: 3,969,579 km (0.12 R)
• M9: 4,803,438 km (0.114 R)
• M10: 5,510,587 km (0.047 R)
• M11: 6,351,327 km (0.066 R)
• M12: 9,521,156 km (0.075 R)
• M13: 9,958,132 km (0.103 R)
• M14: 10,732,002 km (0.11 R)
• M15: 11,350,589 km (0.115 R)
• M16: 12,763,840 km (0.089 R)
• M17: 13,732,486 km (0.047 R)
• M18: 15,217,245 km (0.084 R)
• M19: 18,571,828 km (0.08 R)
• M20: 20,313,745 km (0.037 R)
• M21: 20,747,429 km (0.097 R)
• M22: 24,934,823 km (0.054 R)
• M23: 26,106,175 km (0.094 R)
• M24: 30,401,429 km (0.109 R)
• M25: 33,613,894 km (0.066 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 715

Radius: 7.9

Gravity: 11.46 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 10.65 AU - 16.35 AU

Year: 21811 Days

Day: 21.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,094,675 km

• M1: 110,403 km (0.098 R)
• M2: 833,260 km (0.041 R)
• M3: 1,500,915 km (0.105 R)
• M4: 2,325,648 km (0.059 R)
• M5: 3,570,153 km (0.089 R)
• M6: 5,727,504 km (0.088 R)
• M7: 6,412,513 km (0.108 R)
• M8: 7,640,711 km (0.07 R)
• M9: 8,632,396 km (0.078 R)
• M10: 9,825,439 km (0.08 R)
• M11: 10,185,670 km (0.039 R)
• M12: 10,932,612 km (0.081 R)
• M13: 11,648,887 km (0.09 R)
• M14: 21,509,032 km (0.07 R)
• M15: 22,014,823 km (0.119 R)
• M16: 23,260,973 km (0.118 R)
• M17: 27,754,444 km (0.053 R)
• M18: 31,481,526 km (0.084 R)
• M19: 32,528,860 km (0.107 R)
• M20: 36,235,895 km (0.109 R)
• M21: 45,627,799 km (0.11 R)
• M22: 48,507,858 km (0.059 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 401.3

Radius: 3.6

Gravity: 30.96 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 12.94 AU - 19.12 AU

Year: 28221 Days

Day: 18.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 80,094,675 km

• M1: 50,714 km (0.056 R)
• M2: 255,214 km (0.103 R)
• M3: 372,648 km (0.097 R)
• M4: 620,233 km (0.074 R)
• M5: 734,376 km (0.037 R)
• M6: 897,138 km (0.088 R)
• M7: 1,280,558 km (0.032 R)
• M8: 1,568,384 km (0.105 R)
• M9: 2,120,849 km (0.083 R)
• M10: 2,293,784 km (0.055 R)
• M11: 3,656,471 km (0.099 R)
• M12: 4,866,718 km (0.102 R)
• M13: 5,206,455 km (0.036 R)
• M14: 5,521,657 km (0.111 R)
• M15: 5,975,537 km (0.1 R)
• M16: 6,233,294 km (0.054 R)
• M17: 7,388,040 km (0.105 R)
• M18: 7,684,992 km (0.113 R)
• M19: 7,836,535 km (0.069 R)
• M20: 9,931,354 km (0.082 R)
• M21: 12,510,272 km (0.103 R)
• M22: 14,102,741 km (0.12 R)
• M23: 18,755,983 km (0.047 R)
• M24: 19,965,781 km (0.082 R)
• M25: 22,130,163 km (0.093 R)
• M26: 24,337,030 km (0.093 R)
• M27: 25,215,020 km (0.119 R)
• M28: 25,887,164 km (0.059 R)
• M29: 27,150,368 km (0.098 R)
• M30: 34,222,757 km (0.083 R)
• M31: 34,908,065 km (0.092 R)
• M32: 38,178,873 km (0.11 R)
• M33: 44,020,520 km (0.06 R)
• M34: 45,981,898 km (0.084 R)
• M35: 46,481,255 km (0.055 R)
• M36: 50,960,963 km (0.111 R)
• M37: 55,719,971 km (0.114 R)
• M38: 61,569,098 km (0.11 R)
• M39: 67,171,538 km (0.075 R)
• M40: 69,766,912 km (0.11 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: 209 - 15,502 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit